C5H4N4O
136.11 g/mol
OtherWarning
Hypoxanthine
CAS68-94-0EC200-697-3
Category
Other
Compound Class
n.a
Primary Use
research compound
Hypoxanthine is a naturally occurring purine derivative and a breakdown product of nucleic acids. It is produced endogenously by the body and is structurally characterized as a heterocyclic aromatic compound.
breakdown product of nucleic acidsnaturally produced by the body (endogenous)
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
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Related Compounds
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ReferenceSame Category
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CAS6801-81-6
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(S)-4-Hydroxy-2-pyrrolidinone
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Safety Reference
Warning
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
Customs Tariff Classification
The international HS code for Hypoxanthine (CAS 68-94-0) is 2933.59.
HS code (international, 6-digit)
2933.59
EU CN code (8-digit)
2933 59 95
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
Identifiers
IUPAC Name
1,7-dihydropurin-6-one
InChIKey
FDGQSTZJBFJUBT-UHFFFAOYSA-N
SMILES
C1=NC2=C(N1)C(=O)NC=N2
Synonyms (66)
- Azathioprine EP Impurity F; Didanosine EP Impurity A
- Didanosine impurity A,, European Pharmacopoeia (EP)
- Mercaptopurine EP Impurity A
- Tenofovir disoproxil Impurity 40(Azathioprine EP Impurity F)
- 1,7-Dihydro-6H-purin-6-one
- 1,7-Dihydro-6H-purine-6-one
- 1,9-dihydro-6H-purin-6-one
- 1,9-dihydropurin-6-one
- 1H,7H-Hypoxanthine
- 1H-Purin-6(9H)-one
- 1H-Purin-6-ol (9CI)
- 1a9q
- 1h-purin-6-ol
- 1vfn
- 3,7-Dihydro-6H-purin-6-one
- 3,7-dihydropurin-6-one
- 3,9-Dihydro-6H-purin-6-one
- 3H-Purin-6(9H)-one
- 3H-Purin-6-ol
- 3h-hypoxanthine
- 3nrz
- 4-Hydroxy-1H-purine
- 6(1H)-Purinone
- 6,7-dihydro-1H-purin-6-one
- 6,7-dihydro-3H-purin-6-one
- 6-Hydroxy-1H-purine
- 6-Hydroxypurine
- 6-Oxopurine
- 6-hydroxypurin
- 6-oxypurine
- 6-purinol
- 6H-Purin-6-one, 1,7-dihydro-
- 6H-Purin-6-one, 1,9-dihydro-
- 6H-Purin-6-one, 3,7-dihydro-
- 6H-Purin-6-one, 3,9-dihydro-
- 7H-Purin-6-ol
- 9H-Purin-6(1H)-one
- 9H-Purin-6-ol
- 9H-Purin-6-ol (VAN)
- AZATHIOPRINE IMPURITY F
- DIDANOSINE IMPURITY A
- Didanosine impurity A CRS
- Hypoxanthine (Standard)
- Hypoxanthine (VAN)
- Hypoxanthine (VAN) (8CI)
- Hypoxanthine enol
- Hypoxanthinee
- Mercaptopurine impurity A CRS
- Purin-6(1H)-one
- Purin-6(3H)-one
- Sarcine
- Sarcine;Purin-6-ol
- Sarkin
- Sarkine
- hypoxanthine
- purin-6(1H)-on
- purine, 6-hydroxy-
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