C7H12O2
128.17 g/mol
Pharmaceutical IntermediateWarning
(R)-4-Propyldihydrofuran-2(3H)-one
CAS63095-51-2EC815-393-1
Category
Pharmaceutical Intermediate
Compound Class
Ester
Primary Use
Pharmaceutical Intermediate
This compound is a pharmaceutical intermediate used in the manufacturing of brivaracetam. It is a chiral gamma-butyrolactone derivative with a propyl substituent.
Brivaracetam intermediate
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
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pharmaceutical intermediate
ReferenceSame Category
6-Bromonicotinic acid
CAS6311-35-9
pharmaceutical intermediate
ReferenceSame Category
D-(-)-Gulonic acid gamma-lactone
CAS6322-07-2
pharmaceutical intermediate
Safety Reference
Warning
H302Harmful if swallowed
H317May cause an allergic skin reaction
Customs Tariff Classification
The international HS code for (R)-4-Propyldihydrofuran-2(3H)-one (CAS 63095-51-2) is 2932.20.
HS code (international, 6-digit)
2932.20
EU CN code (8-digit)
2932 20 90
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
(4R)-4-propyloxolan-2-one
InChIKey
NVTUTJMZAZZKAZ-ZCFIWIBFSA-N
SMILES
CCC[C@@H]1CC(=O)OC1
Synonyms (11)
- (4R)-4-propyloxolan-2-one
- brivaracetam intermediate 1
Sourcing (R)-4-Propyldihydrofuran-2(3H)-one?
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