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Home/Compounds/Pharmaceutical Intermediate/Caronic anhydride
C7H8O3
140.14 g/mol
Pharmaceutical IntermediateWarning

6,6-dimethyl-3-oxabicyclo[3.1.0]hexane-2,4-dione

CAS67911-21-1EC614-164-1
Category
Pharmaceutical Intermediate
Compound Class
Ester
Primary Use
Pharmaceutical Intermediate

This compound is a bicyclic anhydride used as a pharmaceutical intermediate in the manufacturing of Boceprevir.

Pharmaceutical intermediate for BoceprevirLaboratory reagent in organic synthesis

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

1-[4-(4-hydroxyphenyl)piperazin-1-yl]ethanone

CAS67914-60-7

pharmaceutical intermediate

ReferenceSame Category

4-(4-Hydroxyphenyl)-1-piperazinecarboxylic acid ethyl ester

CAS67914-99-2

pharmaceutical intermediate

ReferenceSame Category

1-(3-Hydroxyphenyl)-2-(methylamino)ethanone sulfate

CAS679394-62-8

pharmaceutical intermediate

ReferenceSame Category

4,6-Dichloropyridazine-3-carboxylic acid ethyl ester

CAS679406-03-2

pharmaceutical intermediate

Referencesame scaffold

3-Oxabicyclo[3.1.0]hexane-2,4-dione

CAS5617-74-3

chemical intermediate in organic synthesis

Safety Reference

Harmful
Harmful
Warning
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation

Customs Tariff Classification

The international HS code for 6,6-dimethyl-3-oxabicyclo[3.1.0]hexane-2,4-dione (CAS 67911-21-1) is 2917.20.

HS code (international, 6-digit)

2917.20

EU CN code (8-digit)

2917 20 00

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

6,6-dimethyl-3-oxabicyclo[3.1.0]hexane-2,4-dione

InChIKey

QKAHKEDLPBJLFD-UHFFFAOYSA-N

SMILES

CC1(C2C1C(=O)OC2=O)C

Synonyms (8)
  • Caronic anhydride

Sourcing 6,6-dimethyl-3-oxabicyclo[3.1.0]hexane-2,4-dione?

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