3,4-Difluorobenzoic acid

3,4-二氟苯甲酸

Also known as: 3,4-difluorobenzoate, 3,4-difluorophenylcarboxylic acid, 3,4-fluorobenzoic acid, 4,5-difluorobenzoic acid, Benzoic acid, 3,4-difluoro-, Benzoic acid,3,4-difluoro, EINECS 207-249-6, MFCD00011672, NSC 190686, QVR CF DF

CAS No.
455-86-7
Jingsj CID
J-3352-3
Molecular Formula
C7H4F2O2
Chinese Name
3,4-二氟苯甲酸
Molecular Weight
158.102 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point120-122 °C(lit.)
Boiling Point257.0±20.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point109.2±21.8 °C

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of 3,4-Difluorobenzoic acid?

455-86-7

What are the molecular formula and molecular weight of 3,4-Difluorobenzoic acid?

C7H4F2O2, molecular weight 158.102 g/mol

Is 3,4-Difluorobenzoic acid hazardous?

Warning

Data compiled from public chemical databases and supplier catalogs; verify specifications with suppliers before purchase. · Last updated: 8/21/2026