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Lactams

Organic heterocyclic compounds that contain a cyclic amide; amide groups consist of a carbonyl carbon atom linked by a single bond to a nitrogen atom and either a hydrogen or a carbon atom. These compounds are the nitrogen analogs of lactones.

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1

7-Aminocephalosporanic acid, 95-102%

CAS: 957-68-6 Molecular Formula: C10H12N2O5S Molecular Weight (g/mol): 272.27 MDL Number: MFCD00005177 InChI Key: HSHGZXNAXBPPDL-HZGVNTEJSA-N Synonym: 7-aminocephalosporanic acid,7-aca,7-aminocephalosporinic acid,7beta-aminocephalosporanic acid,7-acs,unii-9xi67897rg,7r-7-aminocephalosporanic acid,7r-7-aminocephalosporanate,cephalosporanic acid, 7-amino,6r,7r-3-acetoxymethyl-7-amino-8-oxo-5-thia-1-azabicyclo 4.2.0 oct-2-ene-2-carboxylic acid PubChem CID: 441328 ChEBI: CHEBI:2255 IUPAC Name: (6R,7R)-3-(acetyloxymethyl)-7-amino-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid SMILES: CC(=O)OCC1=C(N2C(C(C2=O)N)SC1)C(=O)O

PubChem CID 441328
CAS 957-68-6
Molecular Weight (g/mol) 272.27
ChEBI CHEBI:2255
MDL Number MFCD00005177
SMILES CC(=O)OCC1=C(N2C(C(C2=O)N)SC1)C(=O)O
Synonym 7-aminocephalosporanic acid,7-aca,7-aminocephalosporinic acid,7beta-aminocephalosporanic acid,7-acs,unii-9xi67897rg,7r-7-aminocephalosporanic acid,7r-7-aminocephalosporanate,cephalosporanic acid, 7-amino,6r,7r-3-acetoxymethyl-7-amino-8-oxo-5-thia-1-azabicyclo 4.2.0 oct-2-ene-2-carboxylic acid
IUPAC Name (6R,7R)-3-(acetyloxymethyl)-7-amino-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid
InChI Key HSHGZXNAXBPPDL-HZGVNTEJSA-N
Molecular Formula C10H12N2O5S
2

Cefpodoxime Acid, TRC

CAS: 80210-62-4 Molecular Formula: C15 H17 N5 O6 S2 Molecular Weight (g/mol): 427.46 Synonym: 5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 7-[[(2Z)-2-(2-amino-4-thiazolyl)-2-(methoxyimino)acetyl]amino]-3-(methoxymethyl)-8-oxo-, (6R,7R)-,5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 7-[[(2-amino-4-thiazolyl)(methoxyimino)acetyl]amino]-3-(methoxymethyl)-8-oxo-, [6R-[6α,7β(Z)]]-,5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 7-[[(2Z)-(2-amino-4-thiazolyl)(methoxyimino)acetyl]amino]-3-(methoxymethyl)-8-oxo-, (6R,7R)- (9CI),(6R,7R)-7-[[(2Z)-2-(2-Amino-4-thiazolyl)-2-(methoxyimino)acetyl]amino]-3-(methoxymethyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid,Cefpodoxime,Cefpodoxime acid,R 3763 IUPAC Name: (6R,7R)-7-[[(2Z)-2-(2-amino-1,3-thiazol-4-yl)-2-methoxyiminoacetyl]amino]-3-(methoxymethyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid SMILES: COCC1=C(N2[C@H](SC1)[C@H](NC(=O)\C(=N/OC)\c3csc(N)n3)C2=O)C(=O)O

CAS 80210-62-4
Molecular Weight (g/mol) 427.46
SMILES COCC1=C(N2[C@H](SC1)[C@H](NC(=O)\C(=N/OC)\c3csc(N)n3)C2=O)C(=O)O
Synonym 5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 7-[[(2Z)-2-(2-amino-4-thiazolyl)-2-(methoxyimino)acetyl]amino]-3-(methoxymethyl)-8-oxo-, (6R,7R)-,5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 7-[[(2-amino-4-thiazolyl)(methoxyimino)acetyl]amino]-3-(methoxymethyl)-8-oxo-, [6R-[6α,7β(Z)]]-,5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 7-[[(2Z)-(2-amino-4-thiazolyl)(methoxyimino)acetyl]amino]-3-(methoxymethyl)-8-oxo-, (6R,7R)- (9CI),(6R,7R)-7-[[(2Z)-2-(2-Amino-4-thiazolyl)-2-(methoxyimino)acetyl]amino]-3-(methoxymethyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid,Cefpodoxime,Cefpodoxime acid,R 3763
IUPAC Name (6R,7R)-7-[[(2Z)-2-(2-amino-1,3-thiazol-4-yl)-2-methoxyiminoacetyl]amino]-3-(methoxymethyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid
Molecular Formula C15 H17 N5 O6 S2
3

Thermo Scientific Chemicals Sulbactam

CAS: 68373-14-8 Molecular Formula: C8H11NO5S Molecular Weight (g/mol): 233.24 InChI Key: FKENQMMABCRJMK-RITPCOANSA-N Synonym: sulbactam,sulbactam acid,penicillanic acid sulfone,sulbactamum,betamaze,2s,5r-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo 3.2.0 heptane-2-carboxylic acid 4,4-dioxide,penicillanic acid 1,1-dioxide,unii-s4tf6i2330,penicillanic acid dioxide,chembl403 PubChem CID: 130313 ChEBI: CHEBI:9321 IUPAC Name: (2S,5R)-3,3-dimethyl-4,4,7-trioxo-4$l^{6}-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid SMILES: CC1(C)[C@@H](N2[C@@H](CC2=O)S1(=O)=O)C(O)=O

PubChem CID 130313
CAS 68373-14-8
Molecular Weight (g/mol) 233.24
ChEBI CHEBI:9321
SMILES CC1(C)[C@@H](N2[C@@H](CC2=O)S1(=O)=O)C(O)=O
Synonym sulbactam,sulbactam acid,penicillanic acid sulfone,sulbactamum,betamaze,2s,5r-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo 3.2.0 heptane-2-carboxylic acid 4,4-dioxide,penicillanic acid 1,1-dioxide,unii-s4tf6i2330,penicillanic acid dioxide,chembl403
IUPAC Name (2S,5R)-3,3-dimethyl-4,4,7-trioxo-4$l^{6}-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid
InChI Key FKENQMMABCRJMK-RITPCOANSA-N
Molecular Formula C8H11NO5S
5

Cephalothin, TRC

CAS: 153-61-7 Molecular Formula: C16 H16 N2 O6 S2 Molecular Weight (g/mol): 396.44 Synonym: 5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 3-[(acetyloxy)methyl]-8-oxo-7-[[2-(2-thienyl)acetyl]amino]-, (6R,7R)-,5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 3-(hydroxymethyl)-8-oxo-7-[2-(2-thienyl)acetamido]-, acetate (ester) (8CI),5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 3-[(acetyloxy)methyl]-8-oxo-7-[(2-thienylacetyl)amino]-, (6R,7R)- (9CI),5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 3-[(acetyloxy)methyl]-8-oxo-7-[(2-thienylacetyl)amino]-, (6R-trans)-,(6R,7R)-3-[(Acetyloxy)methyl]-8-oxo-7-[[2-(2-thienyl)acetyl]amino]-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid,3-(Acetoxymethyl)-8-oxo-7-[2-(2-thienyl)acetamido]-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid,3-Acetoxymethyl-7-(2-thienylacetamido)-3-cephem-4-carboxylic acid,7-(2-Thienylacetamido)cephalosporanic acid,7-(Thiophene-2-acetamido)cephalosporin,7-[2-(2-Thienyl)acetylamido]cephalosporanic acid,CT,Cefalotin,Cephalothin,Cephalotin IUPAC Name: (6R,7R)-3-(acetyloxymethyl)-8-oxo-7-[(2-thiophen-2-ylacetyl)amino]-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid SMILES: CC(=O)OCC1=C(N2[C@H](SC1)[C@H](NC(=O)Cc3cccs3)C2=O)C(=O)O

CAS 153-61-7
Molecular Weight (g/mol) 396.44
SMILES CC(=O)OCC1=C(N2[C@H](SC1)[C@H](NC(=O)Cc3cccs3)C2=O)C(=O)O
Synonym 5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 3-[(acetyloxy)methyl]-8-oxo-7-[[2-(2-thienyl)acetyl]amino]-, (6R,7R)-,5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 3-(hydroxymethyl)-8-oxo-7-[2-(2-thienyl)acetamido]-, acetate (ester) (8CI),5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 3-[(acetyloxy)methyl]-8-oxo-7-[(2-thienylacetyl)amino]-, (6R,7R)- (9CI),5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 3-[(acetyloxy)methyl]-8-oxo-7-[(2-thienylacetyl)amino]-, (6R-trans)-,(6R,7R)-3-[(Acetyloxy)methyl]-8-oxo-7-[[2-(2-thienyl)acetyl]amino]-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid,3-(Acetoxymethyl)-8-oxo-7-[2-(2-thienyl)acetamido]-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid,3-Acetoxymethyl-7-(2-thienylacetamido)-3-cephem-4-carboxylic acid,7-(2-Thienylacetamido)cephalosporanic acid,7-(Thiophene-2-acetamido)cephalosporin,7-[2-(2-Thienyl)acetylamido]cephalosporanic acid,CT,Cefalotin,Cephalothin,Cephalotin
IUPAC Name (6R,7R)-3-(acetyloxymethyl)-8-oxo-7-[(2-thiophen-2-ylacetyl)amino]-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid
Molecular Formula C16 H16 N2 O6 S2
6

Cefacetrile, TRC

CAS: 10206-21-0 Molecular Formula: C13 H13 N3 O6 S Molecular Weight (g/mol): 339.32 Synonym: 5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 3-[(acetyloxy)methyl]-7-[(2-cyanoacetyl)amino]-8-oxo-, (6R,7R)-,5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 3-[(acetyloxy)methyl]-7-[(cyanoacetyl)amino]-8-oxo-, (6R,7R)- (9CI),5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 3-[(acetyloxy)methyl]-7-[(cyanoacetyl)amino]-8-oxo-, (6R-trans)-,5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 7-(2-cyanoacetamido)-3-(hydroxymethyl)-8-oxo-, acetate (7CI),5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 7-(2-cyanoacetamido)-3-(hydroxymethyl)-8-oxo-, acetate (ester) (8CI),(6R,7R)-3-[(Acetyloxy)methyl]-7-[(2-cyanoacetyl)amino]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid,7-Cyanoacetamidocephalosporanic acid,Cefacetrile,Cephacetril,Cephacetrile IUPAC Name: (6R,7R)-3-(acetyloxymethyl)-7-[(2-cyanoacetyl)amino]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid SMILES: CC(=O)OCC1=C(N2[C@H](SC1)[C@H](NC(=O)CC#N)C2=O)C(=O)O

CAS 10206-21-0
Molecular Weight (g/mol) 339.32
SMILES CC(=O)OCC1=C(N2[C@H](SC1)[C@H](NC(=O)CC#N)C2=O)C(=O)O
Synonym 5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 3-[(acetyloxy)methyl]-7-[(2-cyanoacetyl)amino]-8-oxo-, (6R,7R)-,5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 3-[(acetyloxy)methyl]-7-[(cyanoacetyl)amino]-8-oxo-, (6R,7R)- (9CI),5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 3-[(acetyloxy)methyl]-7-[(cyanoacetyl)amino]-8-oxo-, (6R-trans)-,5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 7-(2-cyanoacetamido)-3-(hydroxymethyl)-8-oxo-, acetate (7CI),5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 7-(2-cyanoacetamido)-3-(hydroxymethyl)-8-oxo-, acetate (ester) (8CI),(6R,7R)-3-[(Acetyloxy)methyl]-7-[(2-cyanoacetyl)amino]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid,7-Cyanoacetamidocephalosporanic acid,Cefacetrile,Cephacetril,Cephacetrile
IUPAC Name (6R,7R)-3-(acetyloxymethyl)-7-[(2-cyanoacetyl)amino]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid
Molecular Formula C13 H13 N3 O6 S
7

Cefotaxime, TRC

CAS: 63527-52-6 Molecular Formula: C16 H17 N5 O7 S2 Molecular Weight (g/mol): 455.47 Synonym: Cefotaxime,Cefotaxime Acid,5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 3-[(acetyloxy)methyl]-7-[[(2Z)-2-(2-amino-4-thiazolyl)-2-(methoxyimino)acetyl]amino]-8-oxo-, (6R,7R)-,5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 3-[(acetyloxy)methyl]-7-[[(2-amino-4-thiazolyl)(methoxyimino)acetyl]amino]-8-oxo-, [6R-[6α,7β(Z)]]-,5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 3-[(acetyloxy)methyl]-7-[[(2Z)-(2-amino-4-thiazolyl)(methoxyimino)acetyl]amino]-8-oxo-, (6R,7R)- (9CI),Betaksim,C-Tax,Cefabol,Cefotaxime,Cefotaxime acid,Ceftax,Cephotaxime,Claforan,Omnatax,Taxim,Zeefotax IUPAC Name: (6R,7R)-3-(acetyloxymethyl)-7-[[(2Z)-2-(2-amino-1,3-thiazol-4-yl)-2-methoxyiminoacetyl]amino]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid SMILES: CO\N=C(/C(=O)N[C@H]1[C@H]2SCC(=C(N2C1=O)C(=O)O)COC(=O)C)\c3csc(N)n3

CAS 63527-52-6
Molecular Weight (g/mol) 455.47
SMILES CO\N=C(/C(=O)N[C@H]1[C@H]2SCC(=C(N2C1=O)C(=O)O)COC(=O)C)\c3csc(N)n3
Synonym Cefotaxime,Cefotaxime Acid,5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 3-[(acetyloxy)methyl]-7-[[(2Z)-2-(2-amino-4-thiazolyl)-2-(methoxyimino)acetyl]amino]-8-oxo-, (6R,7R)-,5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 3-[(acetyloxy)methyl]-7-[[(2-amino-4-thiazolyl)(methoxyimino)acetyl]amino]-8-oxo-, [6R-[6α,7β(Z)]]-,5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 3-[(acetyloxy)methyl]-7-[[(2Z)-(2-amino-4-thiazolyl)(methoxyimino)acetyl]amino]-8-oxo-, (6R,7R)- (9CI),Betaksim,C-Tax,Cefabol,Cefotaxime,Cefotaxime acid,Ceftax,Cephotaxime,Claforan,Omnatax,Taxim,Zeefotax
IUPAC Name (6R,7R)-3-(acetyloxymethyl)-7-[[(2Z)-2-(2-amino-1,3-thiazol-4-yl)-2-methoxyiminoacetyl]amino]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid
Molecular Formula C16 H17 N5 O7 S2
8

Cephaloglycin, TRC

CAS: 3577-01-3 Molecular Formula: C18 H19 N3 O6 S Molecular Weight (g/mol): 405.43 Synonym: 5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 3-[(acetyloxy)methyl]-7-[[(2R)-2-amino-2-phenylacetyl]amino]-8-oxo-, (6R,7R)-,5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 3-[(acetyloxy)methyl]-7-[(aminophenylacetyl)amino]-8-oxo-, [6R-[6α,7β(R*)]]-,5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 3-[(acetyloxy)methyl]-7-[[(2R)-aminophenylacetyl]amino]-8-oxo-, (6R,7R)- (9CI),5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 7-(2-amino-2-phenylacetamido)-3-(hydroxymethyl)-8-oxo-, acetate (ester), D- (8CI),(6R,7R)-3-[(Acetyloxy)methyl]-7-[[(2R)-2-amino-2-phenylacetyl]amino]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid,7-(2-D-α-Aminophenylacetamido)cephalosporanic acid,Cefaloglycin,Cefaloglycine,Cephaloglycin,Cephaloglycine,D-(-)-Cephaloglycin,D-Cephaloglycine,Kafocin,Kefglycin,Lilly 39435; IUPAC Name: (6R,7R)-3-(acetyloxymethyl)-7-[[(2R)-2-amino-2-phenylacetyl]amino]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid SMILES: CC(=O)OCC1=C(N2[C@H](SC1)[C@H](NC(=O)[C@H](N)c3ccccc3)C2=O)C(=O)O

CAS 3577-01-3
Molecular Weight (g/mol) 405.43
SMILES CC(=O)OCC1=C(N2[C@H](SC1)[C@H](NC(=O)[C@H](N)c3ccccc3)C2=O)C(=O)O
Synonym 5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 3-[(acetyloxy)methyl]-7-[[(2R)-2-amino-2-phenylacetyl]amino]-8-oxo-, (6R,7R)-,5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 3-[(acetyloxy)methyl]-7-[(aminophenylacetyl)amino]-8-oxo-, [6R-[6α,7β(R*)]]-,5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 3-[(acetyloxy)methyl]-7-[[(2R)-aminophenylacetyl]amino]-8-oxo-, (6R,7R)- (9CI),5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 7-(2-amino-2-phenylacetamido)-3-(hydroxymethyl)-8-oxo-, acetate (ester), D- (8CI),(6R,7R)-3-[(Acetyloxy)methyl]-7-[[(2R)-2-amino-2-phenylacetyl]amino]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid,7-(2-D-α-Aminophenylacetamido)cephalosporanic acid,Cefaloglycin,Cefaloglycine,Cephaloglycin,Cephaloglycine,D-(-)-Cephaloglycin,D-Cephaloglycine,Kafocin,Kefglycin,Lilly 39435;
IUPAC Name (6R,7R)-3-(acetyloxymethyl)-7-[[(2R)-2-amino-2-phenylacetyl]amino]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid
Molecular Formula C18 H19 N3 O6 S
9

Cefazolin, TRC

CAS: 25953-19-9 Molecular Formula: C14 H14 N8 O4 S3 Molecular Weight (g/mol): 454.51 Synonym: Cefazolin,(6R,7R)-3-[[(5-Methyl-1,3,4-thiadiazol-2-yl)sulfanyl]methyl]-8-oxo-7-[(1H-tetrazol-1-ylacetyl)amino]-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid,5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 3-[[(5-methyl-1,3,4-thiadiazol-2-yl)thio]methyl]-8-oxo-7-[[2-(1H-tetrazol-1-yl)acetyl]amino]-, (6R,7R)-,5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 3-[[(5-methyl-1,3,4-thiadiazol-2-yl)thio]methyl]-8-oxo-7-[(1H-tetrazol-1-ylacetyl)amino]-, (6R,7R)- (9CI),5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 3-[[(5-methyl-1,3,4-thiadiazol-2-yl)thio]methyl]-8-oxo-7-[(1H-tetrazol-1-ylacetyl)amino]-, (6R-trans)-,5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 3-[[(5-methyl-1,3,4-thiadiazol-2-yl)thio]methyl]-8-oxo-7-[2-(1H-tetrazol-1-yl)acetamido]- (8CI),(6R,7R)-3-[[(5-Methyl-1,3,4-thiadiazol-2-yl)thio]methyl]-8-oxo-7-[[2-(1H-tetrazol-1-yl)acetyl]amino]-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid,7-(1-(1H)-Tetrazolylacetamido)-3-[2-(5-methyl-1,3,4-thiadiazolyl)thiomethyl]-δ3-cephem-4-carboxylic acid,7-(1H-Tetrazol-1-ylacetamido)-3-(5-methyl-1,3,4-thiadiazol-2-yl)thiomethyl-3-cephem-4-carboxylic acid,CEZ,Cefamezin,Cefaprim,Cefazoline,Cephamezine,Cephazolin,Cephazoline,Elzogram,Sefazol,Zinol IUPAC Name: (6R,7R)-3-[(5-methyl-1,3,4-thiadiazol-2-yl)sulfanylmethyl]-8-oxo-7-[[2-(tetrazol-1-yl)acetyl]amino]-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid SMILES: Cc1nnc(SCC2=C(N3[C@H](SC2)[C@H](NC(=O)Cn4cnnn4)C3=O)C(=O)O)s1

CAS 25953-19-9
Molecular Weight (g/mol) 454.51
SMILES Cc1nnc(SCC2=C(N3[C@H](SC2)[C@H](NC(=O)Cn4cnnn4)C3=O)C(=O)O)s1
Synonym Cefazolin,(6R,7R)-3-[[(5-Methyl-1,3,4-thiadiazol-2-yl)sulfanyl]methyl]-8-oxo-7-[(1H-tetrazol-1-ylacetyl)amino]-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid,5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 3-[[(5-methyl-1,3,4-thiadiazol-2-yl)thio]methyl]-8-oxo-7-[[2-(1H-tetrazol-1-yl)acetyl]amino]-, (6R,7R)-,5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 3-[[(5-methyl-1,3,4-thiadiazol-2-yl)thio]methyl]-8-oxo-7-[(1H-tetrazol-1-ylacetyl)amino]-, (6R,7R)- (9CI),5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 3-[[(5-methyl-1,3,4-thiadiazol-2-yl)thio]methyl]-8-oxo-7-[(1H-tetrazol-1-ylacetyl)amino]-, (6R-trans)-,5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 3-[[(5-methyl-1,3,4-thiadiazol-2-yl)thio]methyl]-8-oxo-7-[2-(1H-tetrazol-1-yl)acetamido]- (8CI),(6R,7R)-3-[[(5-Methyl-1,3,4-thiadiazol-2-yl)thio]methyl]-8-oxo-7-[[2-(1H-tetrazol-1-yl)acetyl]amino]-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid,7-(1-(1H)-Tetrazolylacetamido)-3-[2-(5-methyl-1,3,4-thiadiazolyl)thiomethyl]-δ3-cephem-4-carboxylic acid,7-(1H-Tetrazol-1-ylacetamido)-3-(5-methyl-1,3,4-thiadiazol-2-yl)thiomethyl-3-cephem-4-carboxylic acid,CEZ,Cefamezin,Cefaprim,Cefazoline,Cephamezine,Cephazolin,Cephazoline,Elzogram,Sefazol,Zinol
IUPAC Name (6R,7R)-3-[(5-methyl-1,3,4-thiadiazol-2-yl)sulfanylmethyl]-8-oxo-7-[[2-(tetrazol-1-yl)acetyl]amino]-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid
Molecular Formula C14 H14 N8 O4 S3
10

Cefuroxime, TRC

CAS: 55268-75-2 Molecular Formula: C16 H16 N4 O8 S Molecular Weight (g/mol): 424.39 Synonym: 5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 3-[[(aminocarbonyl)oxy]methyl]-7-[[(2Z)-2-(2-furanyl)-2-(methoxyimino)acetyl]amino]-8-oxo-, (6R,7R)-,5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 3-[[(aminocarbonyl)oxy]methyl]-7-[[(2Z)-2-furanyl(methoxyimino)acetyl]amino]-8-oxo-, (6R,7R)- (9CI),5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 3-[[(aminocarbonyl)oxy]methyl]-7-[[2-furanyl(methoxyimino)acetyl]amino]-8-oxo-, [6R-[6α,7β(Z)]]-,(6R,7R)-3-[[(Aminocarbonyl)oxy]methyl]-7-[[(2Z)-2-(2-furanyl)-2-(methoxyimino)acetyl]amino]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid,Biofuroksym,Biofuroxim,Cefaloxime,Cefasyn,Cefuroxim,Cefuroxime,Cefuroxime acid,Cephuroxime,Ketocef,Maxalac,Multisef,Zefu IUPAC Name: (6R,7R)-3-(carbamoyloxymethyl)-7-[[(2Z)-2-(furan-2-yl)-2-methoxyiminoacetyl]amino]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid SMILES: CO\N=C(/C(=O)N[C@H]1[C@H]2SCC(=C(N2C1=O)C(=O)O)COC(=O)N)\c3occc3

CAS 55268-75-2
Molecular Weight (g/mol) 424.39
SMILES CO\N=C(/C(=O)N[C@H]1[C@H]2SCC(=C(N2C1=O)C(=O)O)COC(=O)N)\c3occc3
Synonym 5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 3-[[(aminocarbonyl)oxy]methyl]-7-[[(2Z)-2-(2-furanyl)-2-(methoxyimino)acetyl]amino]-8-oxo-, (6R,7R)-,5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 3-[[(aminocarbonyl)oxy]methyl]-7-[[(2Z)-2-furanyl(methoxyimino)acetyl]amino]-8-oxo-, (6R,7R)- (9CI),5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 3-[[(aminocarbonyl)oxy]methyl]-7-[[2-furanyl(methoxyimino)acetyl]amino]-8-oxo-, [6R-[6α,7β(Z)]]-,(6R,7R)-3-[[(Aminocarbonyl)oxy]methyl]-7-[[(2Z)-2-(2-furanyl)-2-(methoxyimino)acetyl]amino]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid,Biofuroksym,Biofuroxim,Cefaloxime,Cefasyn,Cefuroxim,Cefuroxime,Cefuroxime acid,Cephuroxime,Ketocef,Maxalac,Multisef,Zefu
IUPAC Name (6R,7R)-3-(carbamoyloxymethyl)-7-[[(2Z)-2-(furan-2-yl)-2-methoxyiminoacetyl]amino]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid
Molecular Formula C16 H16 N4 O8 S
11

Cephalexin Hydrate, TRC

CAS: 23325-78-2 Molecular Formula: C16 H17 N3 O4 S . H2 O Molecular Weight (g/mol): 365.4 Synonym: Cefalexin monohydrate,5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 7-[[(2R)-2-amino-2-phenylacetyl]amino]-3-methyl-8-oxo-, hydrate (1:1), (6R,7R)-,5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 7-(2-amino-2-phenylacetamido)-3-methyl-8-oxo-, monohydrate, D- (8CI),5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 7-[(aminophenylacetyl)amino]-3-methyl-8-oxo-, monohydrate, [6R-[6α,7β(R*)]]-,5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 7-[[(2R)-aminophenylacetyl]amino]-3-methyl-8-oxo-, monohydrate, (6R,7R)- (9CI),Cephalexin Asia,Cephalexin monohydrate,Lexine,Pharmexin,Purilex,Rivalexin,(6R,7R)-7-[[(2R)-2-Amino-2-phenylacetyl]amino]-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid monohydrate IUPAC Name: (6R,7R)-7-[[(2R)-2-amino-2-phenylacetyl]amino]-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid;hydrate SMILES: O.CC1=C(N2[C@H](SC1)[C@H](NC(=O)[C@H](N)c3ccccc3)C2=O)C(=O)O

CAS 23325-78-2
Molecular Weight (g/mol) 365.4
SMILES O.CC1=C(N2[C@H](SC1)[C@H](NC(=O)[C@H](N)c3ccccc3)C2=O)C(=O)O
Synonym Cefalexin monohydrate,5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 7-[[(2R)-2-amino-2-phenylacetyl]amino]-3-methyl-8-oxo-, hydrate (1:1), (6R,7R)-,5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 7-(2-amino-2-phenylacetamido)-3-methyl-8-oxo-, monohydrate, D- (8CI),5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 7-[(aminophenylacetyl)amino]-3-methyl-8-oxo-, monohydrate, [6R-[6α,7β(R*)]]-,5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 7-[[(2R)-aminophenylacetyl]amino]-3-methyl-8-oxo-, monohydrate, (6R,7R)- (9CI),Cephalexin Asia,Cephalexin monohydrate,Lexine,Pharmexin,Purilex,Rivalexin,(6R,7R)-7-[[(2R)-2-Amino-2-phenylacetyl]amino]-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid monohydrate
IUPAC Name (6R,7R)-7-[[(2R)-2-amino-2-phenylacetyl]amino]-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid;hydrate
Molecular Formula C16 H17 N3 O4 S . H2 O
12

Imipenem, Monohydrate, TRC

CAS: 74431-23-5 Molecular Formula: C12 H17 N3 O4 S . H2 O Molecular Weight (g/mol): 317.36 Synonym: Imipenem monohydrate,(5R,6S)-6-[(R)-1-Hydroxyethyl]-3-[[2-[(iminomethyl)amino]ethyl]sulfanyl]-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid monohydrate,1-Azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid, (5R,6S)-6-[(1R)-1-hydroxyethyl]-3-[[2-[(iminomethyl)amino]ethyl]thio]-7-oxo-, hydrate (1:1),1-Azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid, 6-(1-hydroxyethyl)-3-[[2-[(iminomethyl)amino]ethyl]thio]-7-oxo-, monohydrate, [5R-[5α,6α(R*)]]-,1-Azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid, 6-[(1R)-1-hydroxyethyl]-3-[[2-[(iminomethyl)amino]ethyl]thio]-7-oxo-, monohydrate, (5R,6S)- (9CI),Imipenem monohydrate,N-Formimidoyl thienamycin monohydrate IUPAC Name: (5R,6S)-6-[(1R)-1-hydroxyethyl]-3-(2-methanimidamidoethylsulfanyl)-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid;hydrate SMILES: O.C[C@@H](O)[C@@H]1[C@H]2CC(=C(N2C1=O)C(=O)O)SCCNC=N

CAS 74431-23-5
Molecular Weight (g/mol) 317.36
SMILES O.C[C@@H](O)[C@@H]1[C@H]2CC(=C(N2C1=O)C(=O)O)SCCNC=N
Synonym Imipenem monohydrate,(5R,6S)-6-[(R)-1-Hydroxyethyl]-3-[[2-[(iminomethyl)amino]ethyl]sulfanyl]-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid monohydrate,1-Azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid, (5R,6S)-6-[(1R)-1-hydroxyethyl]-3-[[2-[(iminomethyl)amino]ethyl]thio]-7-oxo-, hydrate (1:1),1-Azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid, 6-(1-hydroxyethyl)-3-[[2-[(iminomethyl)amino]ethyl]thio]-7-oxo-, monohydrate, [5R-[5α,6α(R*)]]-,1-Azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid, 6-[(1R)-1-hydroxyethyl]-3-[[2-[(iminomethyl)amino]ethyl]thio]-7-oxo-, monohydrate, (5R,6S)- (9CI),Imipenem monohydrate,N-Formimidoyl thienamycin monohydrate
IUPAC Name (5R,6S)-6-[(1R)-1-hydroxyethyl]-3-(2-methanimidamidoethylsulfanyl)-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid;hydrate
Molecular Formula C12 H17 N3 O4 S . H2 O
13

Desfuroyl Ceftiofur (>85%), TRC

CAS: 120882-22-6 Molecular Formula: C14 H15 N5 O5 S3 Molecular Weight (g/mol): 429.49 Synonym: 5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 7-[[(2Z)-2-(2-amino-4-thiazolyl)-2-(methoxyimino)acetyl]amino]-3-(mercaptomethyl)-8-oxo-, (6R,7R)-,5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 7-[[(2-amino-4-thiazolyl)(methoxyimino)acetyl]amino]-3-(mercaptomethyl)-8-oxo-, [6R-[6α,7β(Z)]]-,5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 7-[[(2Z)-(2-amino-4-thiazolyl)(methoxyimino)acetyl]amino]-3-(mercaptomethyl)-8-oxo-, (6R,7R)- (9CI),(6R,7R)-7-[[(2Z)-2-(2-Amino-4-thiazolyl)-2-(methoxyimino)acetyl]amino]-3-(mercaptomethyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid,Defuroylceftiofur,Desfuroylceftiofur,Desfuroyl Ceftiofur IUPAC Name: (6R,7R)-7-[[(2Z)-2-(2-amino-1,3-thiazol-4-yl)-2-methoxyiminoacetyl]amino]-8-oxo-3-(sulfanylmethyl)-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid SMILES: CO\N=C(/C(=O)N[C@H]1[C@H]2SCC(=C(N2C1=O)C(=O)O)CS)\c3csc(N)n3

CAS 120882-22-6
Molecular Weight (g/mol) 429.49
SMILES CO\N=C(/C(=O)N[C@H]1[C@H]2SCC(=C(N2C1=O)C(=O)O)CS)\c3csc(N)n3
Synonym 5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 7-[[(2Z)-2-(2-amino-4-thiazolyl)-2-(methoxyimino)acetyl]amino]-3-(mercaptomethyl)-8-oxo-, (6R,7R)-,5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 7-[[(2-amino-4-thiazolyl)(methoxyimino)acetyl]amino]-3-(mercaptomethyl)-8-oxo-, [6R-[6α,7β(Z)]]-,5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 7-[[(2Z)-(2-amino-4-thiazolyl)(methoxyimino)acetyl]amino]-3-(mercaptomethyl)-8-oxo-, (6R,7R)- (9CI),(6R,7R)-7-[[(2Z)-2-(2-Amino-4-thiazolyl)-2-(methoxyimino)acetyl]amino]-3-(mercaptomethyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid,Defuroylceftiofur,Desfuroylceftiofur,Desfuroyl Ceftiofur
IUPAC Name (6R,7R)-7-[[(2Z)-2-(2-amino-1,3-thiazol-4-yl)-2-methoxyiminoacetyl]amino]-8-oxo-3-(sulfanylmethyl)-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid
Molecular Formula C14 H15 N5 O5 S3
14

Cefadroxil Monohydrate, TRC

CAS: 66592-87-8 Molecular Formula: C16 H17 N3 O5 S . H2 O Molecular Weight (g/mol): 381.4 Synonym: Cefadroxil monohydrate,(6R,7R)-7-[[(2R)-2-Amino-2-(4-hydroxyphenyl)acetyl]amino]-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid monohydrate,5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 7-[[(2R)-2-amino-2-(4-hydroxyphenyl)acetyl]amino]-3-methyl-8-oxo-, hydrate (1:1), (6R,7R)-,5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 7-[[(2R)-amino(4-hydroxyphenyl)acetyl]amino]-3-methyl-8-oxo-, monohydrate, (6R,7R)- (9CI),5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 7-[[amino(4-hydroxyphenyl)acetyl]amino]-3-methyl-8-oxo-, monohydrate, [6R-[6α,7β(R*)]]-,Duricef IUPAC Name: (6R,7R)-7-[[(2R)-2-amino-2-(4-hydroxyphenyl)acetyl]amino]-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid;hydrate SMILES: O.CC1=C(N2[C@H](SC1)[C@H](NC(=O)[C@H](N)c3ccc(O)cc3)C2=O)C(=O)O

CAS 66592-87-8
Molecular Weight (g/mol) 381.4
SMILES O.CC1=C(N2[C@H](SC1)[C@H](NC(=O)[C@H](N)c3ccc(O)cc3)C2=O)C(=O)O
Synonym Cefadroxil monohydrate,(6R,7R)-7-[[(2R)-2-Amino-2-(4-hydroxyphenyl)acetyl]amino]-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid monohydrate,5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 7-[[(2R)-2-amino-2-(4-hydroxyphenyl)acetyl]amino]-3-methyl-8-oxo-, hydrate (1:1), (6R,7R)-,5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 7-[[(2R)-amino(4-hydroxyphenyl)acetyl]amino]-3-methyl-8-oxo-, monohydrate, (6R,7R)- (9CI),5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 7-[[amino(4-hydroxyphenyl)acetyl]amino]-3-methyl-8-oxo-, monohydrate, [6R-[6α,7β(R*)]]-,Duricef
IUPAC Name (6R,7R)-7-[[(2R)-2-amino-2-(4-hydroxyphenyl)acetyl]amino]-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid;hydrate
Molecular Formula C16 H17 N3 O5 S . H2 O
15

Cefetamet, TRC

CAS: 65052-63-3 Molecular Formula: C14 H15 N5 O5 S2 Molecular Weight (g/mol): 397.43 Synonym: 5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 7-[[(2Z)-2-(2-amino-4-thiazolyl)-2-(methoxyimino)acetyl]amino]-3-methyl-8-oxo-, (6R,7R)-,5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 7-[[(2-amino-4-thiazolyl)(methoxyimino)acetyl]amino]-3-methyl-8-oxo-, [6R-[6α,7β(Z)]]-,5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 7-[[(2Z)-(2-amino-4-thiazolyl)(methoxyimino)acetyl]amino]-3-methyl-8-oxo-, (6R,7R)- (9CI),(6R,7R)-7-[[(2Z)-2-(2-Amino-4-thiazolyl)-2-(methoxyimino)acetyl]amino]-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid,(6R,7R)-7-[[(2Z)-2-(2-Aminothiazol-4-yl)-2-(methoxyimino)acetyl]amino]-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid,Altamet,Antibiotic Ro 15-8074,Cefetamet,Cepime O,Deacetoxycefotaxime,FR 13300,LY 97964,Ro 15-8074,Ro 15-8074/005,Ultipime O IUPAC Name: (6R,7R)-7-[[(2Z)-2-(2-amino-1,3-thiazol-4-yl)-2-methoxyiminoacetyl]amino]-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid SMILES: CO\N=C(/C(=O)N[C@H]1[C@H]2SCC(=C(N2C1=O)C(=O)O)C)\c3csc(N)n3

CAS 65052-63-3
Molecular Weight (g/mol) 397.43
SMILES CO\N=C(/C(=O)N[C@H]1[C@H]2SCC(=C(N2C1=O)C(=O)O)C)\c3csc(N)n3
Synonym 5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 7-[[(2Z)-2-(2-amino-4-thiazolyl)-2-(methoxyimino)acetyl]amino]-3-methyl-8-oxo-, (6R,7R)-,5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 7-[[(2-amino-4-thiazolyl)(methoxyimino)acetyl]amino]-3-methyl-8-oxo-, [6R-[6α,7β(Z)]]-,5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 7-[[(2Z)-(2-amino-4-thiazolyl)(methoxyimino)acetyl]amino]-3-methyl-8-oxo-, (6R,7R)- (9CI),(6R,7R)-7-[[(2Z)-2-(2-Amino-4-thiazolyl)-2-(methoxyimino)acetyl]amino]-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid,(6R,7R)-7-[[(2Z)-2-(2-Aminothiazol-4-yl)-2-(methoxyimino)acetyl]amino]-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid,Altamet,Antibiotic Ro 15-8074,Cefetamet,Cepime O,Deacetoxycefotaxime,FR 13300,LY 97964,Ro 15-8074,Ro 15-8074/005,Ultipime O
IUPAC Name (6R,7R)-7-[[(2Z)-2-(2-amino-1,3-thiazol-4-yl)-2-methoxyiminoacetyl]amino]-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid
Molecular Formula C14 H15 N5 O5 S2