2-cyano-3-methylbut-2-enoic acid

Modify Date: 2025-08-25 09:33:47

2-cyano-3-methylbut-2-enoic acid Structure
2-cyano-3-methylbut-2-enoic acid structure
Common Name 2-cyano-3-methylbut-2-enoic acid
CAS Number 759-21-7 Molecular Weight 125.12500
Density 1.15g/cm3 Boiling Point 286.6ºC at 760mmHg
Molecular Formula C6H7NO2 Melting Point 137 ºC
MSDS N/A Flash Point 127.1ºC

 Names

Name 2-cyano-3-methylbut-2-enoic acid
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.15g/cm3
Boiling Point 286.6ºC at 760mmHg
Melting Point 137 ºC
Molecular Formula C6H7NO2
Molecular Weight 125.12500
Flash Point 127.1ºC
Exact Mass 125.04800
PSA 61.09000
LogP 0.93098
Index of Refraction 1.482
Water Solubility Sparingly soluble (15 g/L) (25 ºC)

 Safety Information

HS Code 2926909090

 Synthetic Route

~53%

2-cyano-3-methylbut-2-enoic acid Structure

2-cyano-3-methy...

CAS#:759-21-7

Literature: Sharma, Yogesh O.; Degani, Mariam S. Green Chemistry, 2009 , vol. 11, # 4 p. 526 - 530

~%

2-cyano-3-methylbut-2-enoic acid Structure

2-cyano-3-methy...

CAS#:759-21-7

Literature: Sugawa Yakugaku Zasshi, 1958 , vol. 78, p. 853,855 Chem.Abstr., 1959 , p. 332

~%

2-cyano-3-methylbut-2-enoic acid Structure

2-cyano-3-methy...

CAS#:759-21-7

Literature: Knoevenagel Patent: DE162281 ;

 Customs

HS Code 2926909090
Summary HS:2926909090 other nitrile-function compounds VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0%

 Synonyms

2-cyano-3-methyl-crotonic acid
Isopropyliden-cyanessigsaeure
2-Butenoicacid,2-cyano-3-methyl
isopropylidene cyanoacetic acid
2-Cyan-3-methyl-crotonsaeure
2-Cyan-3-methyl-but-2-ensaeure
2-Cyano-3-methyl-2-butenoic Acid
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