4,4,4-Trifluoro-3-(trifluoromethyl)but-2-enoic acid

Modify Date: 2025-08-25 20:36:15

4,4,4-Trifluoro-3-(trifluoromethyl)but-2-enoic acid Structure
4,4,4-Trifluoro-3-(trifluoromethyl)but-2-enoic acid structure
 Common Name 4,4,4-Trifluoro-3-(trifluoromethyl)but-2-enoic acid
CAS Number 1763-28-6 Molecular Weight 208.05900
Density 1.577g/cm3 Boiling Point 222.4ºC at 760mmHg
Molecular Formula C5H2F6O2 Melting Point N/A
MSDS N/A Flash Point 88.3ºC

 Names

Name 4,4,4-Trifluoro-3-(trifluoromethyl)but-2-enoic acid
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.577g/cm3
Boiling Point 222.4ºC at 760mmHg
Molecular Formula C5H2F6O2
Molecular Weight 208.05900
Flash Point 88.3ºC
Exact Mass 207.99600
PSA 37.30000
LogP 2.12200
Vapour Pressure 0.0377mmHg at 25°C
Index of Refraction 1.339
Storage condition 2-8°C

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
EM9260000
CHEMICAL NAME :
2-Butenoic acid, 4,4,4-trifluoro-3-trifluoromethyl-
CAS REGISTRY NUMBER :
1763-28-6
LAST UPDATED :
199612
DATA ITEMS CITED :
1
MOLECULAR FORMULA :
C5-H2-F6-O2
MOLECULAR WEIGHT :
208.07
WISWESSER LINE NOTATION :
FXFFYU1VQXFFF

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intravenous
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
180 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
CSLNX* U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. (Aberdeen Proving Ground, MD 21010) Volume(issue)/page/year: NX#05556

 Safety Information

Hazard Codes C: Corrosive;Xi: Irritant;
Risk Phrases R36/37/38
Safety Phrases 26-36
RIDADR UN 3265
HS Code 2916190090

 Synthetic Route

N/A structure

N/A

CAS#:14686-22-7

~%

4,4,4-Trifluoro-3-(trifluoromethyl)but-2-enoic acid Structure

4,4,4-Trifluoro...

CAS#:1763-28-6

Literature: Bulletin of the Academy of Sciences of the USSR, Division of Chemical Science (English Translation), , p. 1606 - 1607 Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya, , # 9 p. 1661 - 1662
2-Oxetanone,4,4-bis(trifluoromethyl)- structure

2-Oxetanone,4,4...

CAS#:1718-33-8

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4,4,4-Trifluoro-3-(trifluoromethyl)but-2-enoic acid Structure

4,4,4-Trifluoro...

CAS#:1763-28-6

Literature: Bulletin of the Academy of Sciences of the USSR, Division of Chemical Science (English Translation), , p. 640 - 646 Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya, , # 4 p. 678 - 685
3,3-bis(trifluoromethyl)-3-hydroxypropionic acid structure

3,3-bis(trifluo...

CAS#:1547-36-0

~%

4,4,4-Trifluoro-3-(trifluoromethyl)but-2-enoic acid Structure

4,4,4-Trifluoro...

CAS#:1763-28-6

Literature: Bulletin of the Academy of Sciences of the USSR, Division of Chemical Science (English Translation), , p. 640 - 646 Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya, , # 4 p. 678 - 685
1,1,1-trifluoro-2-hydroxy-2-(trifluoromethyl)-4-butanoic acid ethyl ester structure

1,1,1-trifluoro...

CAS#:665-09-8

~%

4,4,4-Trifluoro-3-(trifluoromethyl)but-2-enoic acid Structure

4,4,4-Trifluoro...

CAS#:1763-28-6

Literature: Bulletin of the Academy of Sciences of the USSR, Division of Chemical Science (English Translation), , p. 640 - 646 Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya, , # 4 p. 678 - 685

 Customs

HS Code 2916190090
Summary 2916190090 unsaturated acyclic monocarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives。supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward)。VAT:17.0%。tax rebate rate:9.0%。MFN tariff:6.5%。general tariff:30.0%

 Synonyms

4,4,4-trifluoro-3-(trifluoromethyl)but-2-enoic acid
EINECS 217-180-3
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Chemsrc provides CAS#:1763-28-6 MSDS, density, melting point, boiling point, structure, etc. Its name is 4,4,4-Trifluoro-3-(trifluoromethyl)but-2-enoic acid>> amp version: 4,4,4-Trifluoro-3-(trifluoromethyl)but-2-enoic acid

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