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3,6-Difluorophthalic acid

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Origin: China

Cas No: 651-97-8

Specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 50 mt/month

Lead time: 7 days for OEM, 3 days for ready goods

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Products Specification
Product Description

Property
CAS No.: 651-97-8 Formula: C8H4F2O4 Molecular Weight: 202.11200

Description
3,6-Difluorophthalic acid is a fluorinated analog of phthalic acid. Phthalic acid is an organic reagent that is used to synthesize phthalates.

Basic Info

Chemical Name 3,6-Difluorophthalic acid

Synonyms
3,6-DIFLUOROPHTHALIC ACID;

CAS No. 651-97-8

Molecular Formula C8H4F2O4

Molecular Weight 202.11200

PSA 74.60000

LogP 1.36120

Properties

Appearance & Physical State Cream-coloured powder

Density 1.644g/cm3

Boiling Point 357ºC at 760 mmHg

Melting Point 184ºC

Flash Point 169.7ºC

Refractive Index 1.566

Safety Info

Safety Statements S26; S37

HS Code 2917399090

Risk Statements R36/37/38

Hazard Codes Xi

Synthesis Route
2-(diethylcarbamoyl)-3,6-difluorobenzoic acid→3,6-Difluorophthalic acid
2,5-Difluorobenzoyl chloride→3,6-Difluorophthalic acid
N,N-Diethyl-2,5-difluorobenzamide→3,6-Difluorophthalic acid

Precursor
N,N-Diethyl-2,5-difluorobenzamide
2-(diethylcarbamoyl)-3,6-difluorobenzoic acid
2,5-Difluorobenzoyl chloride

Downstream Product
1,4-difluoro-5,8-dihydroxyanthracene-9,10-dione
3,6-Difluorophthalic Anhydride
1,4-bis[2-(dimethylamino)ethylamino]anthracene-9,10-dione

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