C12H11N5O
241.25 g/mol
Pharmaceutical IntermediateWarning
O6-benzylguanine
CAS19916-73-5EC633-744-5
Category
Pharmaceutical Intermediate
Compound Class
Amine
Primary Use
Pharmaceutical Intermediate
O6-Benzylguanine is a pharmaceutical intermediate and a suicide inhibitor of O6-methylguanine-DNA methyltransferase. The compound has been investigated in clinical trials for a range of oncology and infectious disease indications.
research compound for cancer studieslaboratory reagent for DNA repair mechanism investigation
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
ReferenceSame Category
(R)-N-Boc-3-(aminomethyl)pyrrolidine
CAS199174-29-3
pharmaceutical intermediate
ReferenceSame Category
(S)-1-Boc-3-(aminomethyl)pyrrolidine
CAS199175-10-5
pharmaceutical intermediate
ReferenceSame Category
N-(4-(hydroxymethyl)cyclopent-2-en-1-yl)acetamide
CAS199395-80-7
pharmaceutical intermediate
ReferenceSame Category
4-Chloro-2-(4-fluorophenylamino)-5,6-dimethylpyrimidine
CAS199463-20-2
pharmaceutical intermediate
Safety Reference
Warning
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
Customs Tariff Classification
The international HS code for O6-benzylguanine (CAS 19916-73-5) 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
6-phenylmethoxy-7H-purin-2-amine
InChIKey
KRWMERLEINMZFT-UHFFFAOYSA-N
SMILES
C1=CC=C(C=C1)COC2=NC(=NC3=C2NC=N3)N
Synonyms (28)
- O6-BG
- OBG
- 0.4 CH3OH
- 2-Amino-6-(benzyloxy)purine
- 2-Amino-6-benzyloxy-9H-purine
- 6-BENZYLGUANINE
- 6-Benzyloxyguanine
- 6-O-Benzylguanine
- 6-benzyloxy-2-amino-purine
- O(6)-Bgua
- Purine, 8CI)
- o6-benzylguanine
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