2-(Trifluoromethyl)acrylic acid

2-(三氟甲基)丙烯酸

Also known as: 2-(Trifluoromethyl)propenoic acid, 2-(trifluoromethyl)prop-2-enoic acid, 2-Propenoic acid, 2-(trifluoromethyl)-, TRIFLUOROMETHYLACRYLIC ACID, MFCD00042424

CAS No.
381-98-6
Jingsj CID
J-19550-0
Molecular Formula
C4H3F3O2
Chinese Name
2-(三氟甲基)丙烯酸
Molecular Weight
140.061 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point51-52 °C(lit.)
Boiling Point192.6±40.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point81.7±0.0 °C

GHS Safety & Compliance

CorrosionSignal word: Danger

Frequently Asked Questions

What is the CAS number of 2-(Trifluoromethyl)acrylic acid?

381-98-6

What are the molecular formula and molecular weight of 2-(Trifluoromethyl)acrylic acid?

C4H3F3O2, molecular weight 140.061 g/mol

Is 2-(Trifluoromethyl)acrylic acid hazardous?

Danger

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