(E)-Ethyl 4-bromobut-2-enoate

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Names

[ CAS No. ]:
37746-78-4

[ Name ]:
(E)-Ethyl 4-bromobut-2-enoate

[Synonym ]:
EINECS 227-996-1
2-Butenoic acid, 4-bromo-, ethyl ester
Ethyl (E)-4-bromo-2-butenoate
2-Butenoic acid, 4-bromo-, ethyl ester, (E)-
ethyl (2E)-4-bromobut-2-enoate
Ethyl (2E)-4-bromo-2-butenoate
Ethyl 4-bromocrotonate
2-Butenoic acid, 4-bromo-, ethyl ester, (2E)-
Ethyl-(2E)-4-brombut-2-enoat
MFCD00000247
ethyl (E)-4-bromocrotonate
(E)-Ethyl 4-bromobut-2-enoate

Chemical & Physical Properties

[ Density]:
1.4±0.1 g/cm3

[ Boiling Point ]:
213.9±0.0 °C at 760 mmHg

[ Molecular Formula ]:
C6H9BrO2

[ Molecular Weight ]:
193.038

[ Flash Point ]:
76.7±22.6 °C

[ Exact Mass ]:
191.978592

[ PSA ]:
26.30000

[ LogP ]:
2.16

[ Vapour Pressure ]:
0.2±0.4 mmHg at 25°C

[ Index of Refraction ]:
1.484

[ Storage condition ]:
2-8°C

MSDS

Click to get detail MSDS

Safety Information

[ Symbol ]:

GHS05

[ Signal Word ]:
Danger

[ Hazard Statements ]:
H314

[ Precautionary Statements ]:
P280-P305 + P351 + P338-P310

[ Personal Protective Equipment ]:
Faceshields;full-face respirator (US);Gloves;Goggles;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter

[ Hazard Codes ]:
C,Xi

[ Risk Phrases ]:
R34:Causes burns. R36/37/38:Irritating to eyes, respiratory system and skin .

[ Safety Phrases ]:
S26-S36/37/39-S45-S24/25

[ RIDADR ]:
UN 3265 8/PG 2

[ WGK Germany ]:
3

[ Packaging Group ]:
III

[ Hazard Class ]:
8

[ HS Code ]:
2916190090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • ETHYL (2E)-4-HYDROXY-BUT-2-ENOATE
  • Ethyl crotonate
  • Ethyl 4-bromo-3-hydroxybutanoate
  • Ethyl but-3-enoate
  • Ethyl 2-(triphenylphosphoranylidene)acetate
  • bromoacetaldehyde
  • Trimethylsilyl trifluoromethanesulfonate
  • (E)-4-bromobut-2-en-1-ol
  • Ethyl-3-acetoxy-4-bromo-butanoat

DownStream

  • Ethyl 2-(morpholin-2-yl)acetate
  • ethyl (E)-3-octenoate
  • Aceticacid, 2-bromo-2,2-difluoro-, methyl ester
  • Ethyl (4-benzyl-2-morpholinyl)acetate
  • 5-(4-methoxyphenyl)penta-2,4-dienoic acid
  • 4-bromocrotonic acid
  • ethyl 2-(quinolin-3-yl)acetate
  • Diethyl (2E,6E)-2,6-octadienedioate
  • diethyl 5-ethenylhex-2-enedioate

Customs

[ HS Code ]: 2916190090

[ Summary ]:
2916190090 unsaturated acyclic monocarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives。supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward)。VAT:17.0%。tax rebate rate:9.0%。MFN tariff:6.5%。general tariff:30.0%

Related Compounds

  • Ethyl 4-bromobut-2-enoate
  • (E)-ethyl 4-ethylhex-2-enoate
  • (E)-Ethyl 4-oxobut-2-enoate
  • (E)-ETHYL 4-(2,3-DIMETHOXYPHENYL)BUT-2-ENOATE
  • (E)-ethyl 4-(dimethylamino)but-2-enoate hydrochloride
  • (E)-ethyl 4-((2-formylphenyl)amino)but-2-enoate
  • 4-[2-(pyrrolidin-1-yl)phenyl]-1H-pyrazole
  • (2S)-2-[3-cyclobutyl-3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)propanamido]-3-methylbutanoic acid
  • 1-[2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-1,3-thiazole-5-carbonyl]-4,4-difluoropyrrolidine-2-carboxylic acid
  • 5-[(2S)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-3,3-dimethylbutanamido]-1-methyl-1H-pyrazole-3-carboxylic acid
  • 1-[(2S)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-3-methylpentanoyl]-1,2,3,6-tetrahydropyridine-4-carboxylic acid
  • 1-[3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-2-methylbutanoyl]-4-methoxypyrrolidine-3-carboxylic acid
  • (3R)-3-[4-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)pentanamido]pentanoic acid
  • (3R)-3-[2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)pentanamido]pentanoic acid
  • (2R)-2-[(3S)-3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)butanamido]-4-(methylsulfanyl)butanoic acid
  • 2-[3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)cyclobutanecarbonyl]-2-azabicyclo[2.2.2]octane-6-carboxylic acid
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