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alpha-Bromocrotonicacid

alpha-Bromocrotonicacid Structure
alpha-Bromocrotonicacid structure
CAS No.
27243-23-8
Chemical Name:
alpha-Bromocrotonicacid
Synonyms
2-BROMO-2-BUTENOIC ACID;Nsc159403;alpha-Bromocrotonicacid;Crotonic acid, 2-bromo-;2-Butenoic acid, 2-bromo-
CBNumber:
CB71428097
Molecular Formula:
C4H5BrO2
Molecular Weight:
164.98
MDL Number:
MFCD03940382
MOL File:
27243-23-8.mol
Last updated:2026-09-12 18:54:33
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alpha-Bromocrotonicacid Properties

Melting point 107.5-108.5 °C
Boiling point 240.166±23.00 °C(Press: 760.00 Torr)(predicted)
Density 1.722±0.06 g/cm3(Temp: 25 °C; Press: 760 Torr)(predicted)
pka 2.872±0.19(predicted)

SAFETY

Risk and Safety Statements

Symbol(GHS)  Health Hazard (GHS08)Exclamation Mark (GHS07)
GHS08,GHS07
Signal word  Danger
Hazard statements  H334-H302
Precautionary statements  P261-P285-P304+P341-P342+P311-P501-P264-P270-P301+P312-P330-P501

alpha-Bromocrotonicacid price More Price(4)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich S864633 2-BROMO-2-BUTENOIC ACID AldrichCPR 27243-23-8 1 unit $197 2026-04-30 Buy
Sigma-Aldrich S864633 2-BROMO-2-BUTENOIC ACID Aldrich 27243-23-8 50mg $179 2024-03-01 Buy
AK Scientific 2647BB Crotonicacid,2-bromo- 27243-23-8 500mg $374 2021-12-16 Buy
American Custom Chemicals Corporation HCH0321558 2-BROMO-2-BUTENOIC ACID 95.00% 27243-23-8 5MG $505.34 2021-12-16 Buy
Product number Packaging Price Buy
S864633 1 unit $197 Buy
S864633 50mg $179 Buy
2647BB 500mg $374 Buy
HCH0321558 5MG $505.34 Buy

alpha-Bromocrotonicacid Chemical Properties, Uses, Production

Synthesis Reference(s)

Journal of the American Chemical Society, 77, p. 1856, 1955 DOI: 10.1021/ja01612a043

alpha-Bromocrotonicacid Preparation Products And Raw materials

Raw materials

Diethyl bis(hydroxymethyl)malonate 2-Propenoic acid, 2-(hydroxymethyl)- 3-Bromo-2-(bromomethyl)propionic acid

Preparation Products

alpha-Bromocrotonicacid Suppliers

Global Suppliers ( 2)
Supplier Tel Email Country ProdList Advantage
Merck KGaA -- ordercn@merckgroup.com China 6376 58
Riedel-de Haen AG -- United States 6624 87
Supplier Advantage
Merck KGaA 58
Riedel-de Haen AG 87
2-Butenoic acid, 2-bromo- Crotonic acid, 2-bromo- Nsc159403 2-BROMO-2-BUTENOIC ACID alpha-Bromocrotonicacid 27243-23-8