Ethyl 4-bromocrotonate

CAS No.：37746-78-4

Important Notice

This product is a chemical product/pharmaceutical intermediate. It is not a drug, an active pharmaceutical ingredient (API), or a pharmaceutical-grade material. It has not been granted a drug approval number or a Chemical Drug Substance Approval Notice, has not passed drug-related review and approval, and is not manufactured, tested, or released in accordance with pharmaceutical GMP.
This product is intended solely for non-clinical research, process development, quality studies, further chemical processing, or chemical synthesis. It must not be used in drug-product manufacturing, clinical trials, clinical diagnosis, or administration to humans or animals, or be sold, used as an input, submitted for regulatory filing, or released as an API or pharmaceutical material.
The purchaser must not use this product, or supply it to another party, for personal consumption, sports or fitness, weight loss, health supplements, food, or animal feed.

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Ethyl 4-bromocrotonate Basic information

Product Name:	Ethyl 4-bromocrotonate
Synonyms:	TRANS-ETHYL-4-BROMOCROTONATE;4-BROMOCROTONIC ACID ETHYL ESTER;ETHYL TRANS-4-BROMO-2-BUTENOATE;ETHYL 4-BROMOCROTONATE;Ethyl (2E)-4-bromo-2-butenoate;Ethyl (E)-4-bromo-2-butenoate;Ethyl gamma-bromocrotonate;Ethylbromocrotonatepract
CAS:	37746-78-4
MF:	C6H9BrO2
MW:	193.04
EINECS:	629-265-6
Product Categories:	Building Blocks;C6 to C7;Carbonyl Compounds;Chemical Synthesis;Esters;Organic Building Blocks;Pharmaceutical Intermediates
Mol File:	37746-78-4.mol

Ethyl 4-bromocrotonate Chemical Properties

Boiling point	94-95 °C/12 mmHg (lit.)
density	1.402 g/mL at 25 °C (lit.)
refractive index	n20/D 1.493(lit.)
Fp	207 °F
storage temp.	2-8°C
solubility	Chloroform (Sparingly), Methanol (Slightly)
form	Liquid
Specific Gravity	1.402
color	Clear light yellow to brown
Water Solubility	Insoluble in water.
BRN	1721388
Stability:	Light Sensitive
InChIKey	FHGRPBSDPBRTLS-ONEGZZNKSA-N
CAS DataBase Reference	37746-78-4(CAS DataBase Reference)
NIST Chemistry Reference	2-Butenoic acid, 4-bromo-, ethyl ester, (E)-(37746-78-4)

Safety Information

Hazard Codes	C,Xi
Risk Statements	34-36/37/38
Safety Statements	26-36/37/39-45-24/25
RIDADR	UN 3265 8/PG 2
WGK Germany	3
F	10-19-23
HazardClass	8
PackingGroup	III
HS Code	29161995

MSDS Information

Provider	Language
Ethyl 4-bromocrotonate	English
SigmaAldrich	English
ACROS	English
ALFA	English

Ethyl 4-bromocrotonate Usage And Synthesis

Chemical Properties	clear yellow liquid
Uses	Ethyl 4-bromocrotonate is an important raw material and intermediate used in Organic Synthesis, Pharmaceuticals, Agrochemicals and Dyestuffs.

Ethyl 4-bromocrotonate Preparation Products And Raw materials

Raw materials	Sodium sulfate-->Carbon tetrachloride-->N-Bromosuccinimide-->Benzoyl peroxide-->Phosphorus pentoxide-->ETHYL CROTONATE
Preparation Products	4-BROMOCROTONIC ACID-->4-HYDROXY-BUT-2-ENOIC ACID-->METHYL BROMODIFLUOROACETATE

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