accessibility menu, dialog, popup

UserName
New Feature

You can now browse the site in English or Français.

Organoheterocyclic compounds

Organic compounds that consist of ring structures, or cyclic compounds that have atoms of at least two different elements as members of its ring(s).
Azepanes (5)
Azepines (7)
Azobenzenes (11)
Azolidines (5)
Azolines (8)
Benzisoxazoles (2)
Benzocycloheptapyridines (1)
Benzodioxanes (3)
Benzodioxoles (8)
Benzofurans (1)
Benzopyrans (1)
Benzothiadiazoles (2)
Benzoxazines (5)
Benzoxazoles (4)
Biotin and derivatives (1)
Cycloheptathiophenes (2)
Dihydrofurans (3)
Dihydroisoquinolines (2)
Dioxaborolanes (9)
Dioxanes (3)
Dioxaphospholanes (3)
Dithiolanes (6)
Dithioles (2)
Epoxides (22)
Furans (9)
Furopyrans (2)
Heteroaromatic compounds (136)
Imidazopyridines (4)
Imidazopyrimidines (21)
Imidazothiazoles (2)
Imidolactams (4)
Indoles and derivatives (35)
Isoquinolines and derivatives (5)
Lactams (12)
Lactims (3)
Lactones (33)
Metalloheterocyclic compounds (4)
Oxacyclic compounds (22)
Oxanes (16)
Oxathianes (2)
Oxazinanes (2)
Oxetanes (3)
Phenanthrolines (6)
Phosphacyclic compounds (6)
Piperazines (26)
Piperidines (27)
Pyranopyridines (2)
Pyrans (3)
Pyrazines (4)
Pyridazines and derivatives (1)
Pyridines and derivatives (140)
Pyrimidines And Derivatives (26)
Pyrroles (2)
Pyrrolidines (38)
Pyrrolizines (4)
Pyrrolopyrimidines (2)
Quinolines and derivatives (59)
Selenazoles (1)
Tetrahydroisoquinolines (1)
Tetrapyrroles and derivatives (11)
Thiazines (4)
Thiophenes (5)
Triazines (4)
Azoles (90)

Filtered Search Results

Products from some of our suppliers do not display in filtered search results. Please clear all filters to see these products.

Narrow Results

Narrow Results

category

special offers

  • (241)

brands

  • (24)
  • (1)
  • (38)
  • (1)
  • (7)
  • (540)
  • (237)
  • (34)
  • (5)
  • (6)

special programs

  • (14)
  • (1)
  • (3)
Keyword Search:
1 – 15 of 372 results
1

Besifloxacin Hydrochloride (Contains ~15% Inorganics), TRC

CAS: 405165-61-9 Molecular Formula: C19 H21 Cl F N3 O3 . Cl H Molecular Weight (g/mol): 430.3 Synonym: 3-Quinolinecarboxylic acid, 7-[(3R)-3-aminohexahydro-1H-azepin-1-yl]-8-chloro-1-cyclopropyl-6-fluoro-1,4-dihydro-4-oxo-, hydrochloride (1:1),3-Quinolinecarboxylic acid, 7-[(3R)-3-aminohexahydro-1H-azepin-1-yl]-8-chloro-1-cyclopropyl-6-fluoro-1,4-dihydro-4-oxo-, monohydrochloride (9CI),BOL 303224A,Besifloxacin hydrochloride,Besivance,SS 734 IUPAC Name: 7-[(3R)-3-aminoazepan-1-yl]-8-chloro-1-cyclopropyl-6-fluoro-4-oxoquinoline-3-carboxylic acid;hydrochloride SMILES: Cl.N[C@@H]1CCCCN(C1)c2c(F)cc3C(=O)C(=CN(C4CC4)c3c2Cl)C(=O)O

CAS 405165-61-9
Molecular Weight (g/mol) 430.3
SMILES Cl.N[C@@H]1CCCCN(C1)c2c(F)cc3C(=O)C(=CN(C4CC4)c3c2Cl)C(=O)O
Synonym 3-Quinolinecarboxylic acid, 7-[(3R)-3-aminohexahydro-1H-azepin-1-yl]-8-chloro-1-cyclopropyl-6-fluoro-1,4-dihydro-4-oxo-, hydrochloride (1:1),3-Quinolinecarboxylic acid, 7-[(3R)-3-aminohexahydro-1H-azepin-1-yl]-8-chloro-1-cyclopropyl-6-fluoro-1,4-dihydro-4-oxo-, monohydrochloride (9CI),BOL 303224A,Besifloxacin hydrochloride,Besivance,SS 734
IUPAC Name 7-[(3R)-3-aminoazepan-1-yl]-8-chloro-1-cyclopropyl-6-fluoro-4-oxoquinoline-3-carboxylic acid;hydrochloride
Molecular Formula C19 H21 Cl F N3 O3 . Cl H
2

2-Aminothiazole-4-carboxamide (~15% Inorganics), TRC

CAS: 118452-02-1 Molecular Formula: C4 H5 N3 O S Molecular Weight (g/mol): 143.17 Synonym: 2-Amino-4-thiazolecarboxamide,2-Aminothiazole-4-carboxylic Acid Amide,NSC 85079 IUPAC Name: 2-aminothiazole-4-carboxamide SMILES: NC(=O)c1csc(N)n1

CAS 118452-02-1
Molecular Weight (g/mol) 143.17
SMILES NC(=O)c1csc(N)n1
Synonym 2-Amino-4-thiazolecarboxamide,2-Aminothiazole-4-carboxylic Acid Amide,NSC 85079
IUPAC Name 2-aminothiazole-4-carboxamide
Molecular Formula C4 H5 N3 O S
3
Promotions Available

5-Fluorocytosine, 99+%

CAS: 2022-85-7 Molecular Formula: C4H4FN3O Molecular Weight (g/mol): 129.09 MDL Number: MFCD00006035,MFCD00179326,MFCD03547958 InChI Key: XRECTZIEBJDKEO-UHFFFAOYSA-N Synonym: 5-fluorocytosine,flucytosine,ancotil,ancobon,flucytosin,5-fluorocystosine,fluocytosine,5-fc,5-fluorocytosin,fluorcytosine PubChem CID: 3366 ChEBI: CHEBI:5100 IUPAC Name: 6-amino-5-fluoro-1H-pyrimidin-2-one SMILES: NC1=C(F)C=NC(=O)N1

EDGE
PubChem CID 3366
CAS 2022-85-7
Molecular Weight (g/mol) 129.09
ChEBI CHEBI:5100
MDL Number MFCD00006035,MFCD00179326,MFCD03547958
SMILES NC1=C(F)C=NC(=O)N1
Synonym 5-fluorocytosine,flucytosine,ancotil,ancobon,flucytosin,5-fluorocystosine,fluocytosine,5-fc,5-fluorocytosin,fluorcytosine
IUPAC Name 6-amino-5-fluoro-1H-pyrimidin-2-one
InChI Key XRECTZIEBJDKEO-UHFFFAOYSA-N
Molecular Formula C4H4FN3O
4
Promotions Available

Thermo Scientific Chemicals Cyanocobalamin, 96%

CAS: 68-19-9 Molecular Formula: C63H88CoN14O14P Molecular Weight (g/mol): 1355.38 MDL Number: MFCD00151092 InChI Key: AGVAZMGAQJOSFJ-WZHZPDAFSA-M Synonym: vitamin b12 PubChem CID: 129893524 IUPAC Name: cobalt(2+);[(2R,3S,4R,5S)-5-(5,6-dimethylbenzimidazol-1-yl)-4-hydroxy-2-(hydroxymethyl)oxolan-3-yl] [(2R)-1-[3-[(1R,2R,3R,5Z,7S,10Z,12S,13S,15Z,17S,18S,19R)-2,13,18-tris(2-amino-2-oxoethyl)-7,12,17-tris(3-amino-3-oxopropyl)-3,5,8,8,13,15,18,19-octamethyl- SMILES: CC1=CC2=C(C=C1C)N(C=N2)C3C(C(C(O3)CO)OP(=O)(O)OC(C)CNC(=O)CCC4(C(C5C6(C(C(C(=C(C7=NC(=CC8=NC(=C(C4=N5)C)C(C8(C)C)CCC(=O)N)C(C7(C)CC(=O)N)CCC(=O)N)C)[N-]6)CCC(=O)N)(C)CC(=O)N)C)CC(=O)N)C)O.[C-]#N.[Co+2]

EDGE
PubChem CID 129893524
CAS 68-19-9
Molecular Weight (g/mol) 1355.38
MDL Number MFCD00151092
SMILES CC1=CC2=C(C=C1C)N(C=N2)C3C(C(C(O3)CO)OP(=O)(O)OC(C)CNC(=O)CCC4(C(C5C6(C(C(C(=C(C7=NC(=CC8=NC(=C(C4=N5)C)C(C8(C)C)CCC(=O)N)C(C7(C)CC(=O)N)CCC(=O)N)C)[N-]6)CCC(=O)N)(C)CC(=O)N)C)CC(=O)N)C)O.[C-]#N.[Co+2]
Synonym vitamin b12
IUPAC Name cobalt(2+);[(2R,3S,4R,5S)-5-(5,6-dimethylbenzimidazol-1-yl)-4-hydroxy-2-(hydroxymethyl)oxolan-3-yl] [(2R)-1-[3-[(1R,2R,3R,5Z,7S,10Z,12S,13S,15Z,17S,18S,19R)-2,13,18-tris(2-amino-2-oxoethyl)-7,12,17-tris(3-amino-3-oxopropyl)-3,5,8,8,13,15,18,19-octamethyl-
InChI Key AGVAZMGAQJOSFJ-WZHZPDAFSA-M
Molecular Formula C63H88CoN14O14P
5
Promotions Available

2-Pyrrolidinone, 99%

CAS: 616-45-5 Molecular Formula: C4H7NO Molecular Weight (g/mol): 85.11 MDL Number: MFCD00005270 InChI Key: HNJBEVLQSNELDL-UHFFFAOYSA-N Synonym: 2-pyrrolidinone,pyrrolidone,butyrolactam,2-pyrrolidone,2-oxopyrrolidine,pyrrolidon,2-ketopyrrolidine,2-pyrol,pyrrolidinone,gamma-butyrolactam PubChem CID: 12025 ChEBI: CHEBI:36592 IUPAC Name: pyrrolidin-2-one SMILES: C1CC(=O)NC1

EDGE
PubChem CID 12025
CAS 616-45-5
Molecular Weight (g/mol) 85.11
ChEBI CHEBI:36592
MDL Number MFCD00005270
SMILES C1CC(=O)NC1
Synonym 2-pyrrolidinone,pyrrolidone,butyrolactam,2-pyrrolidone,2-oxopyrrolidine,pyrrolidon,2-ketopyrrolidine,2-pyrol,pyrrolidinone,gamma-butyrolactam
IUPAC Name pyrrolidin-2-one
InChI Key HNJBEVLQSNELDL-UHFFFAOYSA-N
Molecular Formula C4H7NO
6
Promotions Available

D(+)-Glucurono-3,6-lactone, 99+%

CAS: 32449-92-6 MDL Number: MFCD00135622 InChI Key: UYUXSRADSPPKRZ-KKQCNMDGSA-N Synonym: d-glucuro-3,6-lactone PubChem CID: 91634076 IUPAC Name: (2S)-2-[(2S,3S,4R)-3,4-dihydroxy-5-oxooxolan-2-yl]-2-hydroxyacetaldehyde SMILES: C(=O)C(C1C(C(C(=O)O1)O)O)O

EDGE
PubChem CID 91634076
CAS 32449-92-6
MDL Number MFCD00135622
SMILES C(=O)C(C1C(C(C(=O)O1)O)O)O
Synonym d-glucuro-3,6-lactone
IUPAC Name (2S)-2-[(2S,3S,4R)-3,4-dihydroxy-5-oxooxolan-2-yl]-2-hydroxyacetaldehyde
InChI Key UYUXSRADSPPKRZ-KKQCNMDGSA-N
7
Promotions Available

Melamine, 99%

CAS: 108-78-1 Molecular Formula: C3H6N6 Molecular Weight (g/mol): 126.12 MDL Number: MFCD00006055 InChI Key: JDSHMPZPIAZGSV-UHFFFAOYSA-N Synonym: melamine,cyanurotriamide,cyanuramide,cyanurotriamine,isomelamine,theoharn,teoharn,triaminotriazine,cyanuric triamide,hicophor pr PubChem CID: 7955 ChEBI: CHEBI:27915 IUPAC Name: 1,3,5-triazine-2,4,6-triamine SMILES: NC1=NC(N)=NC(N)=N1

EDGE
PubChem CID 7955
CAS 108-78-1
Molecular Weight (g/mol) 126.12
ChEBI CHEBI:27915
MDL Number MFCD00006055
SMILES NC1=NC(N)=NC(N)=N1
Synonym melamine,cyanurotriamide,cyanuramide,cyanurotriamine,isomelamine,theoharn,teoharn,triaminotriazine,cyanuric triamide,hicophor pr
IUPAC Name 1,3,5-triazine-2,4,6-triamine
InChI Key JDSHMPZPIAZGSV-UHFFFAOYSA-N
Molecular Formula C3H6N6
8
Promotions Available

N-Hydroxysuccinimide, 98+%

CAS: 6066-82-6 Molecular Formula: C4H5NO3 Molecular Weight (g/mol): 115.09 MDL Number: MFCD00005516 InChI Key: NQTADLQHYWFPDB-UHFFFAOYSA-N Synonym: n-hydroxysuccinimide,hosu,1-hydroxysuccinimide,2,5-pyrrolidinedione, 1-hydroxy,1-hydroxy-2,5-pyrrolidinedione,succinimide, n-hydroxy,n-hydroxysuccinimde,n-hydroxysuccinimid,unii-mje3791m4t,ccris 2604 PubChem CID: 80170 IUPAC Name: 1-hydroxypyrrolidine-2,5-dione SMILES: C1CC(=O)N(C1=O)O

EDGE
PubChem CID 80170
CAS 6066-82-6
Molecular Weight (g/mol) 115.09
MDL Number MFCD00005516
SMILES C1CC(=O)N(C1=O)O
Synonym n-hydroxysuccinimide,hosu,1-hydroxysuccinimide,2,5-pyrrolidinedione, 1-hydroxy,1-hydroxy-2,5-pyrrolidinedione,succinimide, n-hydroxy,n-hydroxysuccinimde,n-hydroxysuccinimid,unii-mje3791m4t,ccris 2604
IUPAC Name 1-hydroxypyrrolidine-2,5-dione
InChI Key NQTADLQHYWFPDB-UHFFFAOYSA-N
Molecular Formula C4H5NO3
9
Promotions Available

Thermo Scientific Chemicals DL-Thioctic Acid, 98+%

CAS: 1077-28-7 Molecular Formula: C8H14O2S2 Molecular Weight (g/mol): 206.32 MDL Number: MFCD00005474 InChI Key: AGBQKNBQESQNJD-UHFFFAOYNA-N Synonym: dl-thioctic acid,thioctic acid,alpha-lipoic acid,5-1,2-dithiolan-3-yl pentanoic acid,dl-alpha-lipoic acid,1,2-dithiolane-3-pentanoic acid,6,8-thioctic acid,thioctacid,6-thioctic acid,alpha lipoic acid PubChem CID: 864 ChEBI: CHEBI:16494 IUPAC Name: 5-(dithiolan-3-yl)pentanoic acid SMILES: OC(=O)CCCCC1CCSS1

EDGE
PubChem CID 864
CAS 1077-28-7
Molecular Weight (g/mol) 206.32
ChEBI CHEBI:16494
MDL Number MFCD00005474
SMILES OC(=O)CCCCC1CCSS1
Synonym dl-thioctic acid,thioctic acid,alpha-lipoic acid,5-1,2-dithiolan-3-yl pentanoic acid,dl-alpha-lipoic acid,1,2-dithiolane-3-pentanoic acid,6,8-thioctic acid,thioctacid,6-thioctic acid,alpha lipoic acid
IUPAC Name 5-(dithiolan-3-yl)pentanoic acid
InChI Key AGBQKNBQESQNJD-UHFFFAOYNA-N
Molecular Formula C8H14O2S2
10
Promotions Available

1,3-Dimethyl-2-imidazolidinone, 98%

CAS: 80-73-9 Molecular Formula: C5H10N2O Molecular Weight (g/mol): 114.15 MDL Number: MFCD00003188 InChI Key: CYSGHNMQYZDMIA-UHFFFAOYSA-N Synonym: 1,3-dimethyl-2-imidazolidinone,n,n'-dimethylethyleneurea,dimethyl imidazolidinone,n,n'-dimethylimidazolidinone,1,3-dimethylimidazolidone,rhonite 1,dmeu,karbomos tsem,2-imidazolidinone, 1,3-dimethyl,1,3-dimethylethyleneurea PubChem CID: 6661 IUPAC Name: 1,3-dimethylimidazolidin-2-one SMILES: CN1CCN(C)C1=O

EDGE
PubChem CID 6661
CAS 80-73-9
Molecular Weight (g/mol) 114.15
MDL Number MFCD00003188
SMILES CN1CCN(C)C1=O
Synonym 1,3-dimethyl-2-imidazolidinone,n,n'-dimethylethyleneurea,dimethyl imidazolidinone,n,n'-dimethylimidazolidinone,1,3-dimethylimidazolidone,rhonite 1,dmeu,karbomos tsem,2-imidazolidinone, 1,3-dimethyl,1,3-dimethylethyleneurea
IUPAC Name 1,3-dimethylimidazolidin-2-one
InChI Key CYSGHNMQYZDMIA-UHFFFAOYSA-N
Molecular Formula C5H10N2O
11
Promotions Available

Quinine, 98+%, anhydrous

CAS: 130-95-0 Molecular Formula: C20H24N2O2 Molecular Weight (g/mol): 324.42 MDL Number: MFCD00198096 InChI Key: LOUPRKONTZGTKE-ZCXAXGJJNA-N Synonym: 1r-6-methoxyquinolin-4-yl 1s,4s,5r-5-vinylquinuclidin-2-yl methanol,quinine anhydrous,+-2,3-o-isopropylidene-l-threitol PubChem CID: 129316724 IUPAC Name: (5-ethenyl-1-azabicyclo[2.2.2]octan-2-yl)-[6-(trideuteriomethoxy)quinolin-4-yl]methanol SMILES: [H][C@@]1(CN2CCC1C[C@@]2([H])[C@H](O)C1=C2C=C(OC)C=CC2=NC=C1)C=C

EDGE
PubChem CID 129316724
CAS 130-95-0
Molecular Weight (g/mol) 324.42
MDL Number MFCD00198096
SMILES [H][C@@]1(CN2CCC1C[C@@]2([H])[C@H](O)C1=C2C=C(OC)C=CC2=NC=C1)C=C
Synonym 1r-6-methoxyquinolin-4-yl 1s,4s,5r-5-vinylquinuclidin-2-yl methanol,quinine anhydrous,+-2,3-o-isopropylidene-l-threitol
IUPAC Name (5-ethenyl-1-azabicyclo[2.2.2]octan-2-yl)-[6-(trideuteriomethoxy)quinolin-4-yl]methanol
InChI Key LOUPRKONTZGTKE-ZCXAXGJJNA-N
Molecular Formula C20H24N2O2
12
Promotions Available

Xanthine, 98%

CAS: 69-89-6 Molecular Formula: C5H4N4O2 Molecular Weight (g/mol): 152.11 MDL Number: MFCD00078453 InChI Key: LRFVTYWOQMYALW-UHFFFAOYSA-N Synonym: xanthine,2,6-dihydroxypurine,xanthin,2,6-dioxopurine,pseudoxanthine,1h-purine-2,6 3h,7h-dione,isoxanthine,xanthic oxide,1h-purine-2,6-diol,9h-purine-2,6-diol PubChem CID: 1188 ChEBI: CHEBI:17712 IUPAC Name: 3,7-dihydropurine-2,6-dione SMILES: C1=NC2=C(N1)C(=O)NC(=O)N2

EDGE
PubChem CID 1188
CAS 69-89-6
Molecular Weight (g/mol) 152.11
ChEBI CHEBI:17712
MDL Number MFCD00078453
SMILES C1=NC2=C(N1)C(=O)NC(=O)N2
Synonym xanthine,2,6-dihydroxypurine,xanthin,2,6-dioxopurine,pseudoxanthine,1h-purine-2,6 3h,7h-dione,isoxanthine,xanthic oxide,1h-purine-2,6-diol,9h-purine-2,6-diol
IUPAC Name 3,7-dihydropurine-2,6-dione
InChI Key LRFVTYWOQMYALW-UHFFFAOYSA-N
Molecular Formula C5H4N4O2
13
Promotions Available

Mitomycin C, Fisher BioReagents™

CAS: 50-07-7 Molecular Formula: C15H18N4O5 Molecular Weight (g/mol): 334.332 InChI Key: NWIBSHFKIJFRCO-WUDYKRTCSA-N Synonym: mitomycin c,mitomycin,ametycine,mutamycin,ametycin,mitocin-c,mitomycinum,mytomycin,mytozytrex,mitomycin-c PubChem CID: 5746 ChEBI: CHEBI:27504 SMILES: CC1=C(C(=O)C2=C(C1=O)N3CC4C(C3(C2COC(=O)N)OC)N4)N

PubChem CID 5746
CAS 50-07-7
Molecular Weight (g/mol) 334.332
ChEBI CHEBI:27504
SMILES CC1=C(C(=O)C2=C(C1=O)N3CC4C(C3(C2COC(=O)N)OC)N4)N
Synonym mitomycin c,mitomycin,ametycine,mutamycin,ametycin,mitocin-c,mitomycinum,mytomycin,mytozytrex,mitomycin-c
InChI Key NWIBSHFKIJFRCO-WUDYKRTCSA-N
Molecular Formula C15H18N4O5
14
Promotions Available

Thermo Scientific Chemicals Thiamine hydrochloride, 98.5-101.5%

CAS: 67-03-8 Molecular Formula: C12H17ClN4OS·HCl Molecular Weight (g/mol): 337.26 MDL Number: MFCD00012780 InChI Key: DPJRMOMPQZCRJU-UHFFFAOYSA-M Synonym: thiamine hydrochloride,vitamin b1 hydrochloride,thiamine hcl,aneurine hydrochloride,berin,thiamine chloride hydrochloride,trophite,thiamin chloride,thiamine dichloride,thiaminium chloride PubChem CID: 6202 ChEBI: CHEBI:49105 IUPAC Name: 2-[3-[(4-amino-2-methylpyrimidin-5-yl)methyl]-4-methyl-1,3-thiazol-3-ium-5-yl]ethanol;chloride;hydrochloride SMILES: CC1=C(SC=[N+]1CC2=CN=C(N=C2N)C)CCO.Cl.[Cl-]

EDGE
PubChem CID 6202
CAS 67-03-8
Molecular Weight (g/mol) 337.26
ChEBI CHEBI:49105
MDL Number MFCD00012780
SMILES CC1=C(SC=[N+]1CC2=CN=C(N=C2N)C)CCO.Cl.[Cl-]
Synonym thiamine hydrochloride,vitamin b1 hydrochloride,thiamine hcl,aneurine hydrochloride,berin,thiamine chloride hydrochloride,trophite,thiamin chloride,thiamine dichloride,thiaminium chloride
IUPAC Name 2-[3-[(4-amino-2-methylpyrimidin-5-yl)methyl]-4-methyl-1,3-thiazol-3-ium-5-yl]ethanol;chloride;hydrochloride
InChI Key DPJRMOMPQZCRJU-UHFFFAOYSA-M
Molecular Formula C12H17ClN4OS·HCl
15

Pentadecanolide, 98%

CAS: 106-02-5 Molecular Formula: C15H28O2 Molecular Weight (g/mol): 240.387 MDL Number: MFCD00039667 InChI Key: FKUPPRZPSYCDRS-UHFFFAOYSA-N Synonym: cyclopentadecanolide,exaltolide,pentadecanolide,15-pentadecanolide,pentalide,thibetolide,pentadecan-15-olide,pentadecalactone,muskalactone,muskolactone PubChem CID: 235414 IUPAC Name: oxacyclohexadecan-2-one SMILES: C1CCCCCCCOC(=O)CCCCCC1

PubChem CID 235414
CAS 106-02-5
Molecular Weight (g/mol) 240.387
MDL Number MFCD00039667
SMILES C1CCCCCCCOC(=O)CCCCCC1
Synonym cyclopentadecanolide,exaltolide,pentadecanolide,15-pentadecanolide,pentalide,thibetolide,pentadecan-15-olide,pentadecalactone,muskalactone,muskolactone
IUPAC Name oxacyclohexadecan-2-one
InChI Key FKUPPRZPSYCDRS-UHFFFAOYSA-N
Molecular Formula C15H28O2