accessibility menu, dialog, popup

UserName
New Feature

You can now browse the site in English or Français.

Imidazopyrimidines

Organic heterocyclic compounds that contain an imidazole ring fused to a pyrimidine ring. Imidazole is five-membered ring with three carbon atoms and two nitrogen atoms; pyrimidine is a six-membered ring with four carbon atoms and two nitrogen atoms.
Molecular Weight (g/mol) 
  • (7)
  • (4)
  • (1)
  • (3)
  • (4)
  • (2)
  • (5)
  • (3)
  • (2)
  • (2)
  • (2)
Quantity 
  • (3)
  • (2)
  • (1)
  • (4)
  • (2)
  • (1)
  • (5)
  • (3)
  • (2)
  • (5)
  • (1)
  • (4)
  • (2)
Percent Purity 
  • (2)
  • (2)
  • (8)
  • (3)
  • (11)
  • (5)
  • (2)
Physical Form 
  • (3)
  • (3)
  • (2)
  • (4)
  • (2)
  • (3)
  • (10)

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

  • (14)

brands

  • (29)
  • (6)

special programs

  • (2)

Molecular Weight (g/mol)

  • (7)
  • (4)
  • (1)
  • (3)
  • (4)
  • (2)
  • (5)
  • (3)
  • (2)
  • (2)
  • (2)

Quantity

  • (3)
  • (2)
  • (1)
  • (4)
  • (2)
  • (1)
  • (5)
  • (3)
  • (2)
  • (5)
  • (1)
  • (4)
  • (2)

Percent Purity

  • (2)
  • (2)
  • (8)
  • (3)
  • (11)
  • (5)
  • (2)

Physical Form

  • (3)
  • (3)
  • (2)
  • (4)
  • (2)
  • (3)
  • (10)
Keyword Search:
1 – 15 of 15 results
1
Promotions Available

Caffeine, 98.5%, specified according to the req. of USP/BP

CAS: 58-08-2 Molecular Formula: C8H10N4O2 Molecular Weight (g/mol): 194.19 MDL Number: MFCD00005758 InChI Key: RYYVLZVUVIJVGH-UHFFFAOYSA-N Synonym: caffeine,1,3,7-trimethylxanthine,guaranine,thein,cafeina,methyltheobromine,koffein,mateina,theine,alert-pep PubChem CID: 2519 ChEBI: CHEBI:27732 IUPAC Name: 1,3,7-trimethylpurine-2,6-dione SMILES: CN1C=NC2=C1C(=O)N(C)C(=O)N2C

EDGE
PubChem CID 2519
CAS 58-08-2
Molecular Weight (g/mol) 194.19
ChEBI CHEBI:27732
MDL Number MFCD00005758
SMILES CN1C=NC2=C1C(=O)N(C)C(=O)N2C
Synonym caffeine,1,3,7-trimethylxanthine,guaranine,thein,cafeina,methyltheobromine,koffein,mateina,theine,alert-pep
IUPAC Name 1,3,7-trimethylpurine-2,6-dione
InChI Key RYYVLZVUVIJVGH-UHFFFAOYSA-N
Molecular Formula C8H10N4O2
2
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
3

Caffeine, citrated

CAS: 69-22-7 Molecular Formula: C14H18N4O9 Molecular Weight (g/mol): 386.32 MDL Number: MFCD00044986 InChI Key: RCQXSQPPHJPGOF-UHFFFAOYSA-N Synonym: caffeine citrate,caffeine, citrated,caffeina citrate,citrated caffein,caffeine citrate 1:1,caffeine citrated,unii-u26eo4675q,citric acid, compd. with caffeine 1:1,1,2,3-propanetricarboxylic acid, 2-hydroxy-, mixt. with 3,7-dihydro-1,3,7-trimethyl-1h-purine-2,6-dione,dsstox_cid_26938 PubChem CID: 6241 IUPAC Name: 2-hydroxypropane-1,2,3-tricarboxylic acid;1,3,7-trimethylpurine-2,6-dione SMILES: OC(=O)CC(O)(CC(O)=O)C(O)=O.CN1C=NC2=C1C(=O)N(C)C(=O)N2C

PubChem CID 6241
CAS 69-22-7
Molecular Weight (g/mol) 386.32
MDL Number MFCD00044986
SMILES OC(=O)CC(O)(CC(O)=O)C(O)=O.CN1C=NC2=C1C(=O)N(C)C(=O)N2C
Synonym caffeine citrate,caffeine, citrated,caffeina citrate,citrated caffein,caffeine citrate 1:1,caffeine citrated,unii-u26eo4675q,citric acid, compd. with caffeine 1:1,1,2,3-propanetricarboxylic acid, 2-hydroxy-, mixt. with 3,7-dihydro-1,3,7-trimethyl-1h-purine-2,6-dione,dsstox_cid_26938
IUPAC Name 2-hydroxypropane-1,2,3-tricarboxylic acid;1,3,7-trimethylpurine-2,6-dione
InChI Key RCQXSQPPHJPGOF-UHFFFAOYSA-N
Molecular Formula C14H18N4O9
4
Promotions Available

Theophylline, 99+%, anhydrous

CAS: 58-55-9 Molecular Formula: C7H8N4O2 Molecular Weight (g/mol): 180.17 MDL Number: MFCD00079619 InChI Key: ZFXYFBGIUFBOJW-UHFFFAOYSA-N Synonym: theophylline,1,3-dimethylxanthine,elixophyllin,theophyllin,theolair,nuelin,theophylline anhydrous,respbid,theocin,theo-dur PubChem CID: 2153 ChEBI: CHEBI:28177 IUPAC Name: 1,3-dimethyl-7H-purine-2,6-dione SMILES: CN1C2=C(C(=O)N(C1=O)C)NC=N2

PubChem CID 2153
CAS 58-55-9
Molecular Weight (g/mol) 180.17
ChEBI CHEBI:28177
MDL Number MFCD00079619
SMILES CN1C2=C(C(=O)N(C1=O)C)NC=N2
Synonym theophylline,1,3-dimethylxanthine,elixophyllin,theophyllin,theolair,nuelin,theophylline anhydrous,respbid,theocin,theo-dur
IUPAC Name 1,3-dimethyl-7H-purine-2,6-dione
InChI Key ZFXYFBGIUFBOJW-UHFFFAOYSA-N
Molecular Formula C7H8N4O2
6
Promotions Available

6-Mercaptopurine monohydrate, 98%

CAS: 6112-76-1 Molecular Formula: C5H6N4OS Molecular Weight (g/mol): 170.19 MDL Number: MFCD03854445,MFCD01461928 InChI Key: WFFQYWAAEWLHJC-UHFFFAOYSA-N Synonym: 6-mercaptopurine monohydrate,6-mercaptopurine hydrate,mercaptopurine monohydrate,mercaptopurine hydrate,6h-purine-6-thione, 1,7-dihydro-, monohydrate,6,7-dihydro-3h-purine-6-thione hydrate,purine-6-thiol monohydrate,1,7-dihydro-6h-purine-6-thione monohydrate,purine-6-thiol, monohydrate,unii-e7wed276i5 PubChem CID: 2724350 ChEBI: CHEBI:31822 IUPAC Name: 3,7-dihydropurine-6-thione;hydrate SMILES: O.S=C1N=CNC2=C1NC=N2

PubChem CID 2724350
CAS 6112-76-1
Molecular Weight (g/mol) 170.19
ChEBI CHEBI:31822
MDL Number MFCD03854445,MFCD01461928
SMILES O.S=C1N=CNC2=C1NC=N2
Synonym 6-mercaptopurine monohydrate,6-mercaptopurine hydrate,mercaptopurine monohydrate,mercaptopurine hydrate,6h-purine-6-thione, 1,7-dihydro-, monohydrate,6,7-dihydro-3h-purine-6-thione hydrate,purine-6-thiol monohydrate,1,7-dihydro-6h-purine-6-thione monohydrate,purine-6-thiol, monohydrate,unii-e7wed276i5
IUPAC Name 3,7-dihydropurine-6-thione;hydrate
InChI Key WFFQYWAAEWLHJC-UHFFFAOYSA-N
Molecular Formula C5H6N4OS
7

Thermo Scientific Chemicals Adenine, 99%

CAS: 73-24-5 Molecular Formula: C5H5N5 Molecular Weight (g/mol): 135.13 MDL Number: MFCD00041790 InChI Key: GFFGJBXGBJISGV-UHFFFAOYSA-N Synonym: adenine,1h-purin-6-amine,6-aminopurine,9h-purin-6-amine,vitamin b4,adenin,adeninimine,leuco-4,6-amino-1h-purine,6-amino-3h-purine PubChem CID: 190 ChEBI: CHEBI:16708 IUPAC Name: 7H-purin-6-amine SMILES: NC1=C2NC=NC2=NC=N1

PubChem CID 190
CAS 73-24-5
Molecular Weight (g/mol) 135.13
ChEBI CHEBI:16708
MDL Number MFCD00041790
SMILES NC1=C2NC=NC2=NC=N1
Synonym adenine,1h-purin-6-amine,6-aminopurine,9h-purin-6-amine,vitamin b4,adenin,adeninimine,leuco-4,6-amino-1h-purine,6-amino-3h-purine
IUPAC Name 7H-purin-6-amine
InChI Key GFFGJBXGBJISGV-UHFFFAOYSA-N
Molecular Formula C5H5N5
8

Thermo Scientific Chemicals 3-Methyladenine, 90+%

CAS: 5142-23-4 Molecular Formula: C6H7N5 Molecular Weight (g/mol): 149.16 MDL Number: MFCD00010531 InChI Key: FSASIHFSFGAIJM-UHFFFAOYSA-N Synonym: 3-methyladenine,3-methyl-3h-purin-6-amine,6-amino-3-methylpurine,3-ma,3h-purin-6-amine, 3-methyl,3-methyl-3h-adenine,n3-methyladenine,adenine, 3-methyl,3-methyl-3h-purin-6-ylamine,3-methyladenine 3-ma PubChem CID: 1673 ChEBI: CHEBI:38635 SMILES: CN1C=NC(N)=C2N=CN=C12

PubChem CID 1673
CAS 5142-23-4
Molecular Weight (g/mol) 149.16
ChEBI CHEBI:38635
MDL Number MFCD00010531
SMILES CN1C=NC(N)=C2N=CN=C12
Synonym 3-methyladenine,3-methyl-3h-purin-6-amine,6-amino-3-methylpurine,3-ma,3h-purin-6-amine, 3-methyl,3-methyl-3h-adenine,n3-methyladenine,adenine, 3-methyl,3-methyl-3h-purin-6-ylamine,3-methyladenine 3-ma
InChI Key FSASIHFSFGAIJM-UHFFFAOYSA-N
Molecular Formula C6H7N5
9

7-(2,3-Dihydroxypropyl)theophylline, 99%

CAS: 479-18-5 Molecular Formula: C10H14N4O4 Molecular Weight (g/mol): 254.24 MDL Number: MFCD00005759 InChI Key: KSCFJBIXMNOVSH-UHFFFAOYSA-N Synonym: dyphylline,diprophylline,diphylline,7-2,3-dihydroxypropyl theophylline,diprophyllin,glyphylline,neothylline,lufyllin,aristophyllin,diprofilline PubChem CID: 3182 ChEBI: CHEBI:4728 IUPAC Name: 7-(2,3-dihydroxypropyl)-1,3-dimethylpurine-2,6-dione SMILES: CN1C2=C(C(=O)N(C1=O)C)N(C=N2)CC(CO)O

PubChem CID 3182
CAS 479-18-5
Molecular Weight (g/mol) 254.24
ChEBI CHEBI:4728
MDL Number MFCD00005759
SMILES CN1C2=C(C(=O)N(C1=O)C)N(C=N2)CC(CO)O
Synonym dyphylline,diprophylline,diphylline,7-2,3-dihydroxypropyl theophylline,diprophyllin,glyphylline,neothylline,lufyllin,aristophyllin,diprofilline
IUPAC Name 7-(2,3-dihydroxypropyl)-1,3-dimethylpurine-2,6-dione
InChI Key KSCFJBIXMNOVSH-UHFFFAOYSA-N
Molecular Formula C10H14N4O4
10
Promotions Available

Thermo Scientific Chemicals 3-Isobutyl-1-methylxanthine, 99+%

CAS: 28822-58-4 Molecular Formula: C10H14N4O2 Molecular Weight (g/mol): 222.25 MDL Number: MFCD00005584 InChI Key: APIXJSLKIYYUKG-UHFFFAOYSA-N Synonym: 3-isobutyl-1-methylxanthine,ibmx,isobutylmethylxanthine,1-methyl-3-isobutylxanthine,methylisobutylxanthine,3-isobutyl-1-methyl-1h-purine-2,6 3h,7h-dione,xanthine, 3-isobutyl-1-methyl,3-isobutyl-1-methyxanthine,1h-purine-2,6-dione, 3,7-dihydro-1-methyl-3-2-methylpropyl,methyl-isobutylxanthine PubChem CID: 3758 ChEBI: CHEBI:43253 SMILES: CC(C)CN1C2=C(NC=N2)C(=O)N(C)C1=O

PubChem CID 3758
CAS 28822-58-4
Molecular Weight (g/mol) 222.25
ChEBI CHEBI:43253
MDL Number MFCD00005584
SMILES CC(C)CN1C2=C(NC=N2)C(=O)N(C)C1=O
Synonym 3-isobutyl-1-methylxanthine,ibmx,isobutylmethylxanthine,1-methyl-3-isobutylxanthine,methylisobutylxanthine,3-isobutyl-1-methyl-1h-purine-2,6 3h,7h-dione,xanthine, 3-isobutyl-1-methyl,3-isobutyl-1-methyxanthine,1h-purine-2,6-dione, 3,7-dihydro-1-methyl-3-2-methylpropyl,methyl-isobutylxanthine
InChI Key APIXJSLKIYYUKG-UHFFFAOYSA-N
Molecular Formula C10H14N4O2
11

Theobromine, 99%

CAS: 83-67-0 Molecular Formula: C7H8N4O2 Molecular Weight (g/mol): 180.17 MDL Number: MFCD00022830 InChI Key: YAPQBXQYLJRXSA-UHFFFAOYSA-N Synonym: theobromine,3,7-dimethylxanthine,diurobromine,teobromin,theosalvose,theostene,santheose,thesodate,thesal,theobromin PubChem CID: 5429 ChEBI: CHEBI:28946 IUPAC Name: 3,7-dimethylpurine-2,6-dione SMILES: CN1C=NC2=C1C(=O)NC(=O)N2C

PubChem CID 5429
CAS 83-67-0
Molecular Weight (g/mol) 180.17
ChEBI CHEBI:28946
MDL Number MFCD00022830
SMILES CN1C=NC2=C1C(=O)NC(=O)N2C
Synonym theobromine,3,7-dimethylxanthine,diurobromine,teobromin,theosalvose,theostene,santheose,thesodate,thesal,theobromin
IUPAC Name 3,7-dimethylpurine-2,6-dione
InChI Key YAPQBXQYLJRXSA-UHFFFAOYSA-N
Molecular Formula C7H8N4O2
12

9-Methyladenine, 98%, Thermo Scientific Chemicals

CAS: 700-00-5 Molecular Formula: C6H7N5 Molecular Weight (g/mol): 149.16 MDL Number: MFCD00047232 InChI Key: WRXCXOUDSPTXNX-UHFFFAOYSA-N Synonym: 9-methyladenine,9-methyl-9h-purin-6-amine,n9-methyladenine,9-methyl-9h-adenine,6-amino-9-methylpurine,9h-purin-6-amine, 9-methyl,adenine, 9-methyl,9-methyl-9h-purin-6-ylamine,ccris 6905,chembl65976 PubChem CID: 69689 ChEBI: CHEBI:40526 IUPAC Name: 9-methylpurin-6-amine SMILES: CN1C=NC2=C(N)N=CN=C12

PubChem CID 69689
CAS 700-00-5
Molecular Weight (g/mol) 149.16
ChEBI CHEBI:40526
MDL Number MFCD00047232
SMILES CN1C=NC2=C(N)N=CN=C12
Synonym 9-methyladenine,9-methyl-9h-purin-6-amine,n9-methyladenine,9-methyl-9h-adenine,6-amino-9-methylpurine,9h-purin-6-amine, 9-methyl,adenine, 9-methyl,9-methyl-9h-purin-6-ylamine,ccris 6905,chembl65976
IUPAC Name 9-methylpurin-6-amine
InChI Key WRXCXOUDSPTXNX-UHFFFAOYSA-N
Molecular Formula C6H7N5
13

Thermo Scientific Chemicals Adenine, 99%

CAS: 73-24-5 Molecular Formula: C5H5N5 Molecular Weight (g/mol): 135.13 MDL Number: MFCD00041790 InChI Key: GFFGJBXGBJISGV-UHFFFAOYSA-N Synonym: adenine,1h-purin-6-amine,6-aminopurine,9h-purin-6-amine,vitamin b4,adenin,adeninimine,leuco-4,6-amino-1h-purine,6-amino-3h-purine PubChem CID: 190 ChEBI: CHEBI:16708 IUPAC Name: 7H-purin-6-amine SMILES: NC1=C2NC=NC2=NC=N1

PubChem CID 190
CAS 73-24-5
Molecular Weight (g/mol) 135.13
ChEBI CHEBI:16708
MDL Number MFCD00041790
SMILES NC1=C2NC=NC2=NC=N1
Synonym adenine,1h-purin-6-amine,6-aminopurine,9h-purin-6-amine,vitamin b4,adenin,adeninimine,leuco-4,6-amino-1h-purine,6-amino-3h-purine
IUPAC Name 7H-purin-6-amine
InChI Key GFFGJBXGBJISGV-UHFFFAOYSA-N
Molecular Formula C5H5N5
14
Promotions Available

6-Thioguanine, 98%

CAS: 154-42-7 Molecular Formula: C5H5N5S Molecular Weight (g/mol): 167.19 MDL Number: MFCD00233553 InChI Key: WYWHKKSPHMUBEB-UHFFFAOYSA-N Synonym: 6-thioguanine,thioguanine,tioguanine,2-amino-6-mercaptopurine,6-mercaptoguanine,tioguanin,tabloid,lanvis,2-amino-6-purinethiol,2-aminopurine-6-thiol PubChem CID: 2723601 ChEBI: CHEBI:9555 SMILES: NC1=NC(=S)C2=C(N1)N=CN2

PubChem CID 2723601
CAS 154-42-7
Molecular Weight (g/mol) 167.19
ChEBI CHEBI:9555
MDL Number MFCD00233553
SMILES NC1=NC(=S)C2=C(N1)N=CN2
Synonym 6-thioguanine,thioguanine,tioguanine,2-amino-6-mercaptopurine,6-mercaptoguanine,tioguanin,tabloid,lanvis,2-amino-6-purinethiol,2-aminopurine-6-thiol
InChI Key WYWHKKSPHMUBEB-UHFFFAOYSA-N
Molecular Formula C5H5N5S
15

2-Amino-6-purinethiol, 95%, ACROS Organics™

CAS: 154-42-7 Molecular Formula: C5H5N5S Molecular Weight (g/mol): 167.19 MDL Number: MFCD00233553 InChI Key: WYWHKKSPHMUBEB-UHFFFAOYSA-N Synonym: 6-thioguanine,thioguanine,tioguanine,2-amino-6-mercaptopurine,6-mercaptoguanine,tioguanin,tabloid,lanvis,2-amino-6-purinethiol,2-aminopurine-6-thiol PubChem CID: 2723601 ChEBI: CHEBI:9555 IUPAC Name: 2-amino-6,7-dihydro-3H-purine-6-thione SMILES: NC1=NC(=S)C2=C(N1)N=CN2

PubChem CID 2723601
CAS 154-42-7
Molecular Weight (g/mol) 167.19
ChEBI CHEBI:9555
MDL Number MFCD00233553
SMILES NC1=NC(=S)C2=C(N1)N=CN2
Synonym 6-thioguanine,thioguanine,tioguanine,2-amino-6-mercaptopurine,6-mercaptoguanine,tioguanin,tabloid,lanvis,2-amino-6-purinethiol,2-aminopurine-6-thiol
IUPAC Name 2-amino-6,7-dihydro-3H-purine-6-thione
InChI Key WYWHKKSPHMUBEB-UHFFFAOYSA-N
Molecular Formula C5H5N5S