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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.
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1 – 15 of 101 results
1

MilliporeSigma™ Adenine, ≥98%, Calbiochem™,

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
2

Thermo Scientific Chemicals Xanthosine dihydrate, 99%

CAS: 5968-90-1 Molecular Formula: C10H12N4O6·2H2O Molecular Weight (g/mol): 320.26 InChI Key: AQQAMLPKPXTPOL-GWTDSMLYSA-N Synonym: xanthosine dihydrate,unii-1u62i480sp,9-2r,3r,4s,5r-3,4-dihydroxy-5-hydroxymethyl tetrahydrofuran-2-yl-9h-purine-2,6-diol dihydrate,xanthosine, dihydrate,xanthosine dihydrate mi,xanthosine,dihydrate,9-beta-d-ribofuranosyl xanthine dihydrate,9-,a-d-ribofuranosylxanthine,xanthosine, dihydrate 8ci,9ci PubChem CID: 91886582 IUPAC Name: 9-[(2R,3R,4S,5R)-3,4-dihydroxy-5-(hydroxymethyl)oxolan-2-yl]-3H-purine-2,6-dione;hydrate SMILES: C1=NC2=C(N1C3C(C(C(O3)CO)O)O)NC(=O)NC2=O.O

PubChem CID 91886582
CAS 5968-90-1
Molecular Weight (g/mol) 320.26
SMILES C1=NC2=C(N1C3C(C(C(O3)CO)O)O)NC(=O)NC2=O.O
Synonym xanthosine dihydrate,unii-1u62i480sp,9-2r,3r,4s,5r-3,4-dihydroxy-5-hydroxymethyl tetrahydrofuran-2-yl-9h-purine-2,6-diol dihydrate,xanthosine, dihydrate,xanthosine dihydrate mi,xanthosine,dihydrate,9-beta-d-ribofuranosyl xanthine dihydrate,9-,a-d-ribofuranosylxanthine,xanthosine, dihydrate 8ci,9ci
IUPAC Name 9-[(2R,3R,4S,5R)-3,4-dihydroxy-5-(hydroxymethyl)oxolan-2-yl]-3H-purine-2,6-dione;hydrate
InChI Key AQQAMLPKPXTPOL-GWTDSMLYSA-N
Molecular Formula C10H12N4O6·2H2O
3

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
4

2,6-Diaminopurine, 98%

CAS: 1904-98-9 Molecular Formula: C5H6N6 Molecular Weight (g/mol): 150.145 MDL Number: MFCD00213668 InChI Key: MSSXOMSJDRHRMC-UHFFFAOYSA-N Synonym: 2,6-diaminopurine,9h-purine-2,6-diamine,2-aminoadenine,1h-purine-2,6-diamine,2,6-diamino-9h-purine,purine, 2,6-diamino,purine-2,6-diyldiamine,unii-49p95bau4z,ccris 923,purine-2,6-diamine PubChem CID: 30976 ChEBI: CHEBI:40235 IUPAC Name: 7H-purine-2,6-diamine SMILES: C1=NC2=C(N1)C(=NC(=N2)N)N

PubChem CID 30976
CAS 1904-98-9
Molecular Weight (g/mol) 150.145
ChEBI CHEBI:40235
MDL Number MFCD00213668
SMILES C1=NC2=C(N1)C(=NC(=N2)N)N
Synonym 2,6-diaminopurine,9h-purine-2,6-diamine,2-aminoadenine,1h-purine-2,6-diamine,2,6-diamino-9h-purine,purine, 2,6-diamino,purine-2,6-diyldiamine,unii-49p95bau4z,ccris 923,purine-2,6-diamine
IUPAC Name 7H-purine-2,6-diamine
InChI Key MSSXOMSJDRHRMC-UHFFFAOYSA-N
Molecular Formula C5H6N6
5

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
6

Caffeine, 99.7%

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

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
7

Xanthine, 99%

CAS: 69-89-6 Molecular Formula: C5H4N4O2 Molecular Weight (g/mol): 152.113 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

PubChem CID 1188
CAS 69-89-6
Molecular Weight (g/mol) 152.113
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
8

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

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
9

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

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
10

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
11

Theophylline monohydrate, 99%

CAS: 5967-84-0 Molecular Formula: C7H10N4O3 Molecular Weight (g/mol): 198.182 MDL Number: MFCD00151659 InChI Key: INQSMEFCAIHTJG-UHFFFAOYSA-N Synonym: theophylline monohydrate,quibron,quibron plus,theo-sav,dimethylxanthine,aerolate jr,theoclear-100,unii-c137dtr5rg,c7h8n4o2.h2o,theoclear l.a.-260 PubChem CID: 91268 IUPAC Name: 1,3-dimethyl-7H-purine-2,6-dione;hydrate SMILES: CN1C2=C(C(=O)N(C1=O)C)NC=N2.O

PubChem CID 91268
CAS 5967-84-0
Molecular Weight (g/mol) 198.182
MDL Number MFCD00151659
SMILES CN1C2=C(C(=O)N(C1=O)C)NC=N2.O
Synonym theophylline monohydrate,quibron,quibron plus,theo-sav,dimethylxanthine,aerolate jr,theoclear-100,unii-c137dtr5rg,c7h8n4o2.h2o,theoclear l.a.-260
IUPAC Name 1,3-dimethyl-7H-purine-2,6-dione;hydrate
InChI Key INQSMEFCAIHTJG-UHFFFAOYSA-N
Molecular Formula C7H10N4O3
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

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
15

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