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CAS No.: | 623-43-8 |
---|---|
Name: | trans-Methyl crotonate |
Article Data: | 119 |
Molecular Structure: | |
Formula: | C5H8O2 |
Molecular Weight: | 100.117 |
Synonyms: | 2-Butenoicacid, methyl ester, (E)-;Crotonic acid, methyl ester, (E)- (8CI);(2E)-2-Butenoic acid methyl ester;(E)-2-Butenoic acid methyl ester;(E)-Crotonic acid methyl ester;Methyl (E)-2-butenoate;Methyl E-crotonate;Methyl E-propene-1-carboxylate;Methyl trans-2-butenoate;Methyltrans-crotonate;trans-2-Butenoic acid methyl ester; |
EINECS: | 210-793-7 |
Density: | 0.925 g/cm3 |
Melting Point: | -42°C |
Boiling Point: | 121 °C at 760 mmHg |
Flash Point: | 4.4 °C |
Solubility: | Immiscible with water |
Appearance: | colorless Liquid |
Hazard Symbols: | F,Xi |
Risk Codes: | 11-36/37/38 |
Safety: | 16-26-36-9-33 |
Transport Information: | UN 3272 3/PG 2 |
PSA: | 26.30000 |
LogP: | 0.73550 |
Conditions | Yield |
---|---|
With sulfuric acid for 0.25h; Esterification; Irradiation; | 94% |
With sulfuric acid for 12h; Heating; | 82% |
With thionyl chloride |
methanol
2-(diethylamino)ethyl crotonate
A
crotonic acid methyl ester
B
2-(Diethylamino)ethanol
Conditions | Yield |
---|---|
With toluene-4-sulfonic acid for 4h; Heating; | A 90% B 82% |
2-(diethylamino)ethyl crotonate
A
crotonic acid methyl ester
B
2-(Diethylamino)ethanol
Conditions | Yield |
---|---|
With methanol; toluene-4-sulfonic acid for 4h; Heating; | A 90% B 82% |
2-ethylthio methyl ester
crotonic acid methyl ester
Conditions | Yield |
---|---|
With tetrabutylammomium bromide; ammonium chloride In ethanol electrolysis; | 90% |
Conditions | Yield |
---|---|
With perchloric acid; sodium percarbonate; vanadia for 1h; Heating; | 90% |
With tert.-butylhydroperoxide In decane at 25℃; for 8h; Inert atmosphere; | 72% |
Conditions | Yield |
---|---|
With sodium tetrahydroborate; nickel dichloride In tetrahydrofuran at 20℃; for 0.583333h; | 90% |
Conditions | Yield |
---|---|
Ni(CO)4 In methanol; aqueous KCl | 90% |
sodium methylate
2-Chloro-2-(1-chloroethyl)oxirane
A
Methyl β-methoxybutyrate
B
crotonic acid methyl ester
C
ethylglyoxal dimethylacetal
Conditions | Yield |
---|---|
In methanol | A 11% B 3% C 86% |
In methanol | A 11 % Chromat. B 3 % Chromat. C 86 % Chromat. |
In methanol Product distribution; -50 deg C, then 3h, roomtemp.; | A 11 % Chromat. B 3 % Chromat. C 86 % Chromat. |
erythro 2,3-dibromo-butenoate
crotonic acid methyl ester
Conditions | Yield |
---|---|
With indium(III) chloride; sodium tetrahydroborate In acetonitrile at -10℃; for 3h; | 78% |
methyl-4-bromo-2-butenoate
A
crotonic acid methyl ester
B
methyl but-3-enoate
C
5-Vinyl-trans-hexen-2-disaeuredimethylester
Conditions | Yield |
---|---|
With zinc In dimethyl sulfoxide for 4h; Yields of byproduct given; | A n/a B n/a C 75% |
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