(2E)-3-(2,4-Difluorophenyl)acrylic acid

Modify Date: 2024-01-01 20:21:33

(2E)-3-(2,4-Difluorophenyl)acrylic acid Structure
(2E)-3-(2,4-Difluorophenyl)acrylic acid structure
Common Name (2E)-3-(2,4-Difluorophenyl)acrylic acid
CAS Number 94977-52-3 Molecular Weight 184.139
Density 1.4±0.1 g/cm3 Boiling Point 272.0±25.0 °C at 760 mmHg
Molecular Formula C9H6F2O2 Melting Point 216-218ºC
MSDS Chinese USA Flash Point 118.3±23.2 °C
Symbol GHS07
GHS07
Signal Word Warning

 Names

Name 2,4-Difluorocinnamic Acid
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.4±0.1 g/cm3
Boiling Point 272.0±25.0 °C at 760 mmHg
Melting Point 216-218ºC
Molecular Formula C9H6F2O2
Molecular Weight 184.139
Flash Point 118.3±23.2 °C
Exact Mass 184.033585
PSA 37.30000
LogP 2.52
Vapour Pressure 0.0±0.6 mmHg at 25°C
Index of Refraction 1.569

 Safety Information

Symbol GHS07
GHS07
Signal Word Warning
Hazard Statements H315-H319-H335
Precautionary Statements P261-P305 + P351 + P338
Personal Protective Equipment dust mask type N95 (US);Eyeshields;Gloves
Hazard Codes Xi: Irritant;
Risk Phrases R36/37/38
Safety Phrases S26-S37/39
RIDADR NONH for all modes of transport
WGK Germany 3
HS Code 2916399090

 Synthetic Route

~97%

(2E)-3-(2,4-Difluorophenyl)acrylic acid Structure

(2E)-3-(2,4-Dif...

CAS#:94977-52-3

Literature: Lange, Walter; Komoschinski, Joachim; Eckert, Markus; Dockner, Michael Patent: US2002/115885 A1, 2002 ;

~55%

(2E)-3-(2,4-Difluorophenyl)acrylic acid Structure

(2E)-3-(2,4-Dif...

CAS#:94977-52-3

Literature: Aizikovich; Korotaev Russian Journal of Organic Chemistry, 1997 , vol. 33, # 4 p. 563 - 564

~%

(2E)-3-(2,4-Difluorophenyl)acrylic acid Structure

(2E)-3-(2,4-Dif...

CAS#:94977-52-3

Literature: Monatshefte fuer Chemie, , vol. 90, p. 683,687

~%

(2E)-3-(2,4-Difluorophenyl)acrylic acid Structure

(2E)-3-(2,4-Dif...

CAS#:94977-52-3

Literature: Monatshefte fuer Chemie, , vol. 90, p. 683,687

 Customs

HS Code 2916399090
Summary 2916399090 other aromatic monocarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0%

 Synonyms

3-(2,4-DIFLUORO-PHENYL)-ACRYLIC ACID
TRANS-2 4-DIFLUOROCINNAMIC ACID
2-Propenoic acid, 3-(2,4-difluorophenyl)-, (2E)-
QV1U1R BF DF &&trans or E Form
2,4-DIFLUOROCINNAMIC ACID
(2E)-3-(2,4-Difluorophenyl)-2-propenoic acid
trans-2,4-Difluorocinnamic acid
2,4,6-TRIMERCAPTO-S-TRIAZINE
3-(2,4-difluorophenyl)-2-propenoic acid
(E)-3-(2,4-Difluorophenyl)acrylic acid
(2E)-3-(2,4-Difluorophenyl)acrylic acid
2,4-Difluorocinnamicacid
MFCD00010317
2-PROPENOIC ACID,3-(2,4-DIFLUOROPHENYL)-, (2E)-
TRANS-2,4-DIFLUOROCINNAMICACID