5-(Trifluoromethyl)isoxazole

Modify Date: 2025-09-02 09:27:46

5-(Trifluoromethyl)isoxazole Structure
5-(Trifluoromethyl)isoxazole structure
Common Name 5-(Trifluoromethyl)isoxazole
CAS Number 116584-43-1 Molecular Weight 137.06000
Density 1.384g/cm3 Boiling Point 109.2ºC at 760mmHg
Molecular Formula C4H2F3NO Melting Point N/A
MSDS N/A Flash Point 19.9ºC

 Names

Name 5-(trifluoromethyl)-1,2-oxazole
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.384g/cm3
Boiling Point 109.2ºC at 760mmHg
Molecular Formula C4H2F3NO
Molecular Weight 137.06000
Flash Point 19.9ºC
Exact Mass 137.00900
PSA 26.03000
LogP 1.69340
Vapour Pressure 29.3mmHg at 25°C
Index of Refraction n20/D 1.348(lit.)

 Safety Information

Hazard Codes F: Flammable;Xi: Irritant;
Risk Phrases R11
Safety Phrases 16-26-36
RIDADR UN 1993 3/PG 1

 Synthetic Route

~%

5-(Trifluoromethyl)isoxazole Structure

5-(Trifluoromet...

CAS#:116584-43-1

Literature: Bayer Aktiengesellschaft Patent: US4888430 A1, 1989 ;

~%

5-(Trifluoromethyl)isoxazole Structure

5-(Trifluoromet...

CAS#:116584-43-1

Literature: Bayer Aktiengesellschaft Patent: US4888430 A1, 1989 ;

~67%

5-(Trifluoromethyl)isoxazole Structure

5-(Trifluoromet...

CAS#:116584-43-1

Literature: Klausener, Alexander; Baasner, Bernd Journal of Fluorine Chemistry, 1991 , vol. 55, # 2 p. 215 - 220

~66%

5-(Trifluoromethyl)isoxazole Structure

5-(Trifluoromet...

CAS#:116584-43-1

Literature: Gerus, I. I.; Gorbunova, M. G.; Vdovenko, S. I.; Yagupol'skii, Yu. L.; Kukhar', V. P. Journal of Organic Chemistry USSR (English Translation), 1990 , vol. 26, # 9.1 p. 1623 - 1628 Zhurnal Organicheskoi Khimii, 1990 , vol. 26, # 9 p. 1877 - 1883

 Synonyms

5-trifluoromethyl-isoxazole
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