2-Butenoic acid, 2-cyano-3-methyl-, ethyl ester

2-Butenoic acid, 2-cyano-3-methyl-, ethyl ester - Names and Identifiers

Name	Ethyl 2-Cyano-3-methyl-2-butenoate
Synonyms	TIMTEC-BB SBB007715 Ethyl 2-cyano-3-methylbutanoate ETHYL 2-CYANO-3-METHYLCROTONATE Ethyl isopropylidene(cyano)acetate ETHYL 2-CYANO-3-METHYL-2-BUTENOATE Ethyl 2-cyano-3-methyl-2-butanoate ethyl 2-cyano-3-methylbut-2-enoate Ethyl 2-Cyano-3-methyl-2-butenoate 2-cyano-3-methylcrotonic acid ethyl ester Crotonic acid, 2-cyano-3-methyl-, ethyl ester 2-Butenoic acid, 2-cyano-3-methyl-, ethyl ester
CAS	759-58-0
InChI	InChI=1/C8H11NO2/c1-4-11-8(10)7(5-9)6(2)3/h4H2,1-3H3

2-Butenoic acid, 2-cyano-3-methyl-, ethyl ester - Physico-chemical Properties

Molecular Formula	C8H11NO2
Molar Mass	153.18
Density	1.014 g/mL at 25 °C (lit.)
Melting Point	ca 20℃
Boling Point	98-99 °C/1 mmHg (lit.)
Flash Point	224°F
Vapor Presure	0.00386mmHg at 25°C
BRN	507839
Storage Condition	2-8℃
Refractive Index	n20/D 1.464(lit.)
MDL	MFCD00009135

2-Butenoic acid, 2-cyano-3-methyl-, ethyl ester - Risk and Safety

Hazard Symbols	Xn - Harmful
Risk Codes	R20/21/22 - Harmful by inhalation, in contact with skin and if swallowed. R36/37/38 - Irritating to eyes, respiratory system and skin.
Safety Description	S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S37/39 - Wear suitable gloves and eye/face protection
UN IDs	3276
WGK Germany	3
HS Code	29269095
Hazard Class	6.1
Packing Group	III

2-Butenoic acid, 2-cyano-3-methyl-, ethyl ester - Introduction

Ethyl 2-Cyano-3-methyl-2-butenoate is an organic compound with the chemical formula C7H9NO2.

Nature:
-Appearance: colorless liquid
-Melting point:-25°C
-Boiling Point: 100-101°C
-Solubility: Soluble in organic solvents such as alcohols and ethers

Use:
-It is an important organic synthesis intermediate that can be used to synthesize various derivatives of the Stiller-Wilgner reaction.
-it can be used as pesticides, herbicides and pharmaceutical intermediates.

Preparation Method:
Ethyl 2-Cyano-3-methyl-2-butenoate can be prepared by adding hydrocyanic acid to a mixture of acetic anhydride and 3-methyl-2-butenone and reacting under acidic conditions.

Safety Information:
Ethyl 2-Cyano-3-methyll-2-butenoate has low toxicity, but it is still necessary to pay attention to safe operation. It should be kept away from fire and oxidizers. Wear suitable protective gloves and eye protection during operation. During storage and handling, the relevant chemical safety procedures should be observed. If exposed or inhaled, seek medical help immediately.

Last Update：2024-04-09 19:05:52