METHYL 2-BROMO-2-BUTENOATE

Product Name
METHYL 2-BROMO-2-BUTENOATE
CAS No.
17642-18-1
Chemical Name
METHYL 2-BROMO-2-BUTENOATE
Synonyms
Einecs 241-627-1;METHYL A-BROMOCROTONATE;METHYL 2-BROMOCROTONATE;METHYL 2-BROMO-2-BUTENOATE;(Z)-Methyl 2-broMobut-2-enoate;2-Bromo-2-butenoic acid methyl ester;methyl 2-bromo-2-butenoate (cis+trans);2-Butenoic acid, 2-bromo-, methyl ester;Methyl 2-bromo-2-butenoate (cis+trans), >=95.0% (GC);METHYL 2-BROMOBUT-2-ENOATE (MIXTURE OF TRANS AND CIS)
CBNumber
CB4715928
Molecular Formula
C5H7BrO2
Formula Weight
179.01
MOL File
17642-18-1.mol
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METHYL 2-BROMO-2-BUTENOATE Property

Boiling point:
178-182 °C (lit.)
Density 
1.505 g/mL at 20 °C (lit.)
refractive index 
n20/D 1.486
Flash point:
63 °C
storage temp. 
2-8°C
BRN 
1700999
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Safety

Hazard Codes 
Xi
Risk Statements 
36/37/38
Safety Statements 
26-36
WGK Germany 
3
F 
8
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Warning
Hazard statements

H315Causes skin irritation

H319Causes serious eye irritation

H335May cause respiratory irritation

Precautionary statements

P261Avoid breathing dust/fume/gas/mist/vapours/spray.

P264Wash hands thoroughly after handling.

P264Wash skin thouroughly after handling.

P271Use only outdoors or in a well-ventilated area.

P280Wear protective gloves/protective clothing/eye protection/face protection.

P302+P352IF ON SKIN: wash with plenty of soap and water.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

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N-Bromosuccinimide Price

Sigma-Aldrich
Product number
16503
Product name
Methyl 2-bromo-2-butenoate
Purity
(cis+trans), ≥95.0% (GC)
Packaging
5ml
Price
$239
Updated
2024/03/01
American Custom Chemicals Corporation
Product number
HCH0014235
Product name
METHYL A-BROMOCROTONATE
Purity
95.00%
Packaging
5ML
Price
$861.17
Updated
2021/12/16
Crysdot
Product number
CD13020308
Product name
Methyl2-bromobut-2-enoate
Purity
95+%
Packaging
5g
Price
$369
Updated
2021/12/16
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METHYL 2-BROMO-2-BUTENOATE Chemical Properties,Usage,Production

General Description

Methyl 2-bromo-2-butenoate(Methyl (Z)-2-bromocrotonate) yields (S)-2-bromobutanoic acid by baker′s yeast fermentation. It undergoes biotransformation catalyzed by old yellow enzyme to yield methyl (S)-2-bromobutanoate, a key intermediate for the synthesis of chiral drugs. It is a biannelating reagent which participates in double Michael-additions.

METHYL 2-BROMO-2-BUTENOATE Preparation Products And Raw materials

Raw materials

Preparation Products

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METHYL 2-BROMO-2-BUTENOATE Suppliers

China 17 Germany 1 Switzerland 1 United Kingdom 1 United States 7 Global 27
Energy Chemical
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021-021-58432009 400-005-6266
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sales8178@energy-chemical.com
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Syntechem Co.,Ltd
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info@syntechem.com
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China
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Sigma-Aldrich
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021-61415566 800-8193336
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orderCN@merckgroup.com
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SHANGHAI FDC-CHEMICAL CO.,LTD
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021-61469567 13482353728
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021-61161605
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sales@fdc-chemical.com
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China
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Shanghai Changer Pharmaceutical Technology Co. Ltd.
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15921595598
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qd.yu@pharmachanger.com
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Henan Weituxi Chemical Technology Co., Ltd.
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0371-63284658 18135795563
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15862994627
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2570984291@qq.com
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chemmole
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597760450@qq.com
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Bide Pharmatech Ltd.
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400-1647117 13681763483
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product02@bidepharm.com
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China
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Bide Pharmatech Ltd.
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400-6005915
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sales@picasso-e.com
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China
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Ningbo Chemrio Chemtech Co,.Ltd.
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0574-27891269 18667892864
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frank.xiaodong@chemriotech.com
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China
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Shanghai Haohong Scientific Co., Ltd.
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400-400-8210725
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malulu@leyan.com
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Beijing Solarbio Science & Tecnology Co., Ltd.
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010-50973130 17801761073
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Gsiyu@solarbio.com
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China
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Shaoyuan Technology (Shanghai) Co., Ltd.
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021-50795510 4000665055
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sy-c6@accelachem.com
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China
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Jilin Chinese Academy of Sciences-yanshen Technology
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18143011203
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ET-market@chemextension.com
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China
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Guangzhou WeiBo Chemical Co., Ltd.
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weibochem@163.com
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Alway Chem, China
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info@alwaychem.net
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China
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17642-18-1, METHYL 2-BROMO-2-BUTENOATERelated Search:

Methacrylic acid Methyl 4-bromo-2-butenoate,methyl4-bromo-2-butenoat TRANS-METHYL 4-BROMO-2-BUTENOATE, STAB. 2(5H)-FURANONE, 3-BROMO-5-((HEXAHYDRO-1H-AZEPIN-1-YL)METHYL)-4,5-DIMET HYL- SALOR-INT L168777-1EA RARECHEM AL BI 0119 CEKAFIX 3-bromo-7-hydroxy-4-methyl-2H-chromen-2-one 3-BROMO-5-CARBETHOXY-4,6-DIMETHYL-2-PYRONE METHYL 2-BROMO-2-BUTENOATE

  • METHYL 2-BROMO-2-BUTENOATE
  • METHYL 2-BROMOCROTONATE
  • METHYL A-BROMOCROTONATE
  • methyl 2-bromo-2-butenoate (cis+trans)
  • 2-Bromo-2-butenoic acid methyl ester
  • Einecs 241-627-1
  • (Z)-Methyl 2-broMobut-2-enoate
  • Methyl 2-bromo-2-butenoate (cis+trans), >=95.0% (GC)
  • 2-Butenoic acid, 2-bromo-, methyl ester
  • METHYL 2-BROMOBUT-2-ENOATE (MIXTURE OF TRANS AND CIS)
  • 17642-18-1
  • CH3CHCBrCOOCH3
  • Building Blocks
  • Carbonyl Compounds
  • C2 to C5
  • Organic Building Blocks
  • Esters