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Home/Compounds/Pharmaceutical Intermediate/1,2-(methylenedioxy)benzene
C7H6O2
122.12 g/mol
Pharmaceutical IntermediateWarning

1,3-BENZODIOXOLE

CAS274-09-9EC205-992-0
Category
Pharmaceutical Intermediate
Compound Class
Heterocycle
Primary Use
Pharmaceutical Intermediate

1,3-Benzodioxole is a benzodioxole compound consisting of a benzene ring fused with a methylenedioxy group. It is primarily used as an intermediate in the pharmaceutical manufacturing of oxolinic acid and cinoxacin.

Intermediate for oxolinic acidIntermediate for cinoxacin

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

4-{[4-fluoro-3-(4-nitrosopiperazine-1-carbonyl)phenyl]methyl}-1,2-dihydrophthalazin-1-one

CAS2742659-74-9

pharmaceutical intermediate

ReferenceSame Category

Dibenzoyltartaric acid

CAS2743-38-6

pharmaceutical intermediate

ReferenceSame Category

Himic anhydride

CAS2746-19-2

pharmaceutical intermediate

ReferenceSame Category

Deshydroxyethoxy-2,3-O-(dimethylmethylene) Ticagrelor

CAS274693-49-1

pharmaceutical intermediate

Safety Reference

Flammable
Flammable
Harmful
Harmful
Warning
H226Flammable liquid and vapour
H302Harmful if swallowed
H332Harmful if inhaled

Customs Tariff Classification

The international HS code for 1,3-BENZODIOXOLE (CAS 274-09-9) is 2932.99.

HS code (international, 6-digit)

2932.99

EU CN code (8-digit)

2932 99 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

1,3-benzodioxole

InChIKey

FTNJQNQLEGKTGD-UHFFFAOYSA-N

SMILES

C1OC2=CC=CC=C2O1

Synonyms (20)
  • 1,2-Methylenedioxybenzene
  • 1,3-BENZODIOXOLE
  • 1,3-Benzodioxolane
  • 1,3-Dioxaindan
  • 1,3-Dioxindan
  • 1,3-dioxaindane
  • 2H-1,3-Benzodioxole
  • 2H-BENZO(D)-1,3-DIOXOLANE
  • 2H-benzo[d]1,3-dioxolene
  • 3,4-Methylenedioxybenzene
  • Benzo[d][1,3]dioxole
  • Benzodioxole
  • Methylenedioxybenzene
  • benzo[1,3]dioxol
  • benzo[1,3]dioxole
  • benzodioxolan
  • o-(Methylenedioxy)benzene

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