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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16 – 30 of 487 results

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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

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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

Adenine sulfate dihydrate, hemisulfate, 99%, MP Biomedicals™

CAS: 6509-19-9 Molecular Formula: C10H16N10O6S Molecular Weight (g/mol): 404.36 MDL Number: MFCD00150149 InChI Key: MKPCNMXYTMQZBE-UHFFFAOYSA-N Synonym: 9h-purin-6-amine hemisulfate dihydrate,adenine hemisulfate dihydrate,6-aminopurine sulfate dihydrate,bis ade sulfuric acid dihydrate,sulfuric acid bis vitamin b4 dihydrate,bis adenine sulfuric acid dihydrate,sulfuric acid-7h-purin-6-amine-water 1/2/2 PubChem CID: 44134512 IUPAC Name: bis(7H-purin-6-amine) sulfuric acid dihydrate SMILES: O.O.OS(O)(=O)=O.NC1=C2NC=NC2=NC=N1.NC1=C2NC=NC2=NC=N1

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PubChem CID	44134512
CAS	6509-19-9
Molecular Weight (g/mol)	404.36
MDL Number	MFCD00150149
SMILES	O.O.OS(O)(=O)=O.NC1=C2NC=NC2=NC=N1.NC1=C2NC=NC2=NC=N1
Synonym	9h-purin-6-amine hemisulfate dihydrate,adenine hemisulfate dihydrate,6-aminopurine sulfate dihydrate,bis ade sulfuric acid dihydrate,sulfuric acid bis vitamin b4 dihydrate,bis adenine sulfuric acid dihydrate,sulfuric acid-7h-purin-6-amine-water 1/2/2
IUPAC Name	bis(7H-purin-6-amine) sulfuric acid dihydrate
InChI Key	MKPCNMXYTMQZBE-UHFFFAOYSA-N
Molecular Formula	C10H16N10O6S

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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

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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

Theobromine 98.0+%, TCI America™

CAS: 83-67-0 Molecular Formula: C7H8N4O2 Molecular Weight (g/mol): 180.167 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

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Specifications

PubChem CID	5429
CAS	83-67-0
Molecular Weight (g/mol)	180.167
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

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Thermo Scientific Chemicals Adenine sulfate, 98%, synthetic

CAS: 321-30-2 Molecular Formula: C10H12N10O4S Molecular Weight (g/mol): 368.33 MDL Number: MFCD00213655 InChI Key: LQXHSCOPYJCOMD-UHFFFAOYSA-N Synonym: adenine sulfate,adenine hemisulfate,7h-purin-6-amine sulfate 2:1,adeninsulfat,adeninium sulfate,adenine sulfate 2:1,adeninsulfat german,1h-purin-6-amine, sulfate 2:1,diadenine sulphate,unii-741gjf3k9m PubChem CID: 9449 IUPAC Name: 7H-purin-6-amine;sulfuric acid SMILES: OS(O)(=O)=O.NC1=C2NC=NC2=NC=N1.NC1=C2NC=NC2=NC=N1

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Specifications

PubChem CID	9449
CAS	321-30-2
Molecular Weight (g/mol)	368.33
MDL Number	MFCD00213655
SMILES	OS(O)(=O)=O.NC1=C2NC=NC2=NC=N1.NC1=C2NC=NC2=NC=N1
Synonym	adenine sulfate,adenine hemisulfate,7h-purin-6-amine sulfate 2:1,adeninsulfat,adeninium sulfate,adenine sulfate 2:1,adeninsulfat german,1h-purin-6-amine, sulfate 2:1,diadenine sulphate,unii-741gjf3k9m
IUPAC Name	7H-purin-6-amine;sulfuric acid
InChI Key	LQXHSCOPYJCOMD-UHFFFAOYSA-N
Molecular Formula	C10H12N10O4S

1-Methyladenine, 95%, Thermo Scientific Chemicals

CAS: 5142-22-3 Molecular Formula: C6H7N5 Molecular Weight (g/mol): 149.16 MDL Number: MFCD00010532 InChI Key: HPZMWTNATZPBIH-UHFFFAOYSA-N Synonym: 1-methyladenine,1-methyl-1h-purin-6-amine,1h-purin-6-amine, 1-methyl,adenine, 1-methyl,n1-methyladenine,1-methyl-1h-purin-6-ylamine,6h-purin-6-imine, 1,9-dihydro-1-methyl,1-methyl-adenine,1-methyl-9h-purin-6-imine,1-methylhydropurine-6-ylamine PubChem CID: 78821 ChEBI: CHEBI:18083 IUPAC Name: 1-methylpurin-6-amine SMILES: CN1C=NC2=NC=NC2=C1N

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PubChem CID	78821
CAS	5142-22-3
Molecular Weight (g/mol)	149.16
ChEBI	CHEBI:18083
MDL Number	MFCD00010532
SMILES	CN1C=NC2=NC=NC2=C1N
Synonym	1-methyladenine,1-methyl-1h-purin-6-amine,1h-purin-6-amine, 1-methyl,adenine, 1-methyl,n1-methyladenine,1-methyl-1h-purin-6-ylamine,6h-purin-6-imine, 1,9-dihydro-1-methyl,1-methyl-adenine,1-methyl-9h-purin-6-imine,1-methylhydropurine-6-ylamine
IUPAC Name	1-methylpurin-6-amine
InChI Key	HPZMWTNATZPBIH-UHFFFAOYSA-N
Molecular Formula	C6H7N5

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3-Methylxanthine, 98+%

CAS: 1076-22-8 Molecular Formula: C6H6N4O2 Molecular Weight (g/mol): 166.14 MDL Number: MFCD00005580 InChI Key: GMSNIKWWOQHZGF-UHFFFAOYSA-N Synonym: 3-methylxanthine,3-methyl-1h-purine-2,6 3h,7h-dione,2,6-dihydroxy-3-methylpurine,xanthine, 3-methyl,3 mx,3-methyl xanthine,1h-purine-2,6-dione, 3,7-dihydro-3-methyl,unii-ws6x982oec,3-methyl-2,3,6,7-tetrahydro-1h-purine-2,6-dione,ccris 5817 PubChem CID: 70639 ChEBI: CHEBI:62207 IUPAC Name: 3-methyl-7H-purine-2,6-dione SMILES: CN1C2=C(C(=O)NC1=O)NC=N2

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PubChem CID	70639
CAS	1076-22-8
Molecular Weight (g/mol)	166.14
ChEBI	CHEBI:62207
MDL Number	MFCD00005580
SMILES	CN1C2=C(C(=O)NC1=O)NC=N2
Synonym	3-methylxanthine,3-methyl-1h-purine-2,6 3h,7h-dione,2,6-dihydroxy-3-methylpurine,xanthine, 3-methyl,3 mx,3-methyl xanthine,1h-purine-2,6-dione, 3,7-dihydro-3-methyl,unii-ws6x982oec,3-methyl-2,3,6,7-tetrahydro-1h-purine-2,6-dione,ccris 5817
IUPAC Name	3-methyl-7H-purine-2,6-dione
InChI Key	GMSNIKWWOQHZGF-UHFFFAOYSA-N
Molecular Formula	C6H6N4O2

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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

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Specifications

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

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

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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

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Thermo Scientific Chemicals Adenine hydrochloride, 98+%, cont. up to ca 5% water

CAS: 2922-28-3 Molecular Formula: C5H6ClN5 Molecular Weight (g/mol): 171.59 MDL Number: MFCD00038990 InChI Key: UQVDQSWZQXDUJB-UHFFFAOYSA-N Synonym: adenine hydrochloride,7h-purin-6-amine hydrochloride,6-aminopurine hydrochloride,1h-purin-6-amine, monohydrochloride,adenine monohydrochloride,unii-364h11m7od,adenine hcl,1h-purin-6-amine, hydrochloride,9h-purin-6-amine, hydrochloride 1:?,9h-purin-6-amine, hydrochloride 1:1 PubChem CID: 76219 IUPAC Name: 7H-purin-6-amine;hydrochloride SMILES: Cl.NC1=C2NC=NC2=NC=N1

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PubChem CID	76219
CAS	2922-28-3
Molecular Weight (g/mol)	171.59
MDL Number	MFCD00038990
SMILES	Cl.NC1=C2NC=NC2=NC=N1
Synonym	adenine hydrochloride,7h-purin-6-amine hydrochloride,6-aminopurine hydrochloride,1h-purin-6-amine, monohydrochloride,adenine monohydrochloride,unii-364h11m7od,adenine hcl,1h-purin-6-amine, hydrochloride,9h-purin-6-amine, hydrochloride 1:?,9h-purin-6-amine, hydrochloride 1:1
IUPAC Name	7H-purin-6-amine;hydrochloride
InChI Key	UQVDQSWZQXDUJB-UHFFFAOYSA-N
Molecular Formula	C5H6ClN5

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

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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

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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

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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

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2-Thioxanthine, 98+%

CAS: 2487-40-3 Molecular Formula: C5H4N4OS Molecular Weight (g/mol): 168.174 MDL Number: MFCD00031505 InChI Key: XNHFAGRBSMMFKL-UHFFFAOYSA-N Synonym: 2-thioxanthine,6-hydroxy-2-mercaptopurine,2-mercapto-9h-purin-6-ol,2-thioxanthene,2-mercapto-6-hydroxypurine,2-thio-6-oxypurine,6-hydroxypurine-2-thiol,2-thioxo-2,3-dihydro-1h-purin-6 7h-one,xanthine, 2-thio,6h-purin-6-one, 1,2,3,7-tetrahydro-2-thioxo PubChem CID: 1268185 IUPAC Name: 2-sulfanylidene-3,7-dihydropurin-6-one SMILES: C1=NC2=C(N1)C(=O)NC(=S)N2

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PubChem CID	1268185
CAS	2487-40-3
Molecular Weight (g/mol)	168.174
MDL Number	MFCD00031505
SMILES	C1=NC2=C(N1)C(=O)NC(=S)N2
Synonym	2-thioxanthine,6-hydroxy-2-mercaptopurine,2-mercapto-9h-purin-6-ol,2-thioxanthene,2-mercapto-6-hydroxypurine,2-thio-6-oxypurine,6-hydroxypurine-2-thiol,2-thioxo-2,3-dihydro-1h-purin-6 7h-one,xanthine, 2-thio,6h-purin-6-one, 1,2,3,7-tetrahydro-2-thioxo
IUPAC Name	2-sulfanylidene-3,7-dihydropurin-6-one
InChI Key	XNHFAGRBSMMFKL-UHFFFAOYSA-N
Molecular Formula	C5H4N4OS

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4,6-Dihydroxy-1H-pyrazolo[3,4-d]pyrimidine, 98+%

CAS: 2465-59-0 Molecular Formula: C5H4N4O2 Molecular Weight (g/mol): 152.113 MDL Number: MFCD00056934 InChI Key: HXNFUBHNUDHIGC-UHFFFAOYSA-N Synonym: oxypurinol,oxipurinol,alloxanthine,1h-pyrazolo 3,4-d pyrimidine-4,6-diol,oxoallopurinol,4,6-dihydroxypyrazolo 3,4-d pyrimidine,1h-pyrazolo 3,4-d pyrimidine-4,6 5h,7h-dione,oxipurinolum,1h-pyrazolo 3,4-d pyrimidine-4,6 2h,5h-dione,alloxanthin van PubChem CID: 4644 ChEBI: CHEBI:28315 IUPAC Name: 1,2-dihydropyrazolo[3,4-d]pyrimidine-4,6-dione SMILES: C1=C2C(=NC(=O)NC2=O)NN1

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Specifications

PubChem CID	4644
CAS	2465-59-0
Molecular Weight (g/mol)	152.113
ChEBI	CHEBI:28315
MDL Number	MFCD00056934
SMILES	C1=C2C(=NC(=O)NC2=O)NN1
Synonym	oxypurinol,oxipurinol,alloxanthine,1h-pyrazolo 3,4-d pyrimidine-4,6-diol,oxoallopurinol,4,6-dihydroxypyrazolo 3,4-d pyrimidine,1h-pyrazolo 3,4-d pyrimidine-4,6 5h,7h-dione,oxipurinolum,1h-pyrazolo 3,4-d pyrimidine-4,6 2h,5h-dione,alloxanthin van
IUPAC Name	1,2-dihydropyrazolo[3,4-d]pyrimidine-4,6-dione
InChI Key	HXNFUBHNUDHIGC-UHFFFAOYSA-N
Molecular Formula	C5H4N4O2

Adenine Hemisulfate Dihydrate, ≥99%, MP Biomedicals™

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Specifications

PubChem CID	44134512
CAS	6509-19-9
Molecular Weight (g/mol)	404.36
MDL Number	MFCD00150149
SMILES	O.O.OS(O)(=O)=O.NC1=C2NC=NC2=NC=N1.NC1=C2NC=NC2=NC=N1
Synonym	9h-purin-6-amine hemisulfate dihydrate,adenine hemisulfate dihydrate,6-aminopurine sulfate dihydrate,bis ade sulfuric acid dihydrate,sulfuric acid bis vitamin b4 dihydrate,bis adenine sulfuric acid dihydrate,sulfuric acid-7h-purin-6-amine-water 1/2/2
IUPAC Name	bis(7H-purin-6-amine) sulfuric acid dihydrate
InChI Key	MKPCNMXYTMQZBE-UHFFFAOYSA-N
Molecular Formula	C10H16N10O6S

Imidazopyrimidines

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