4-Bromo-1-butene , 97% , 5162-44-7

CAS NO.：5162-44-7

Empirical Formula: C4H7Br

Molecular Weight: 135

MDL number: MFCD00000258

EINECS: 225-937-4

PRODUCT Properties

• Melting point: -115.07°C (estimate)
• Boiling point: 98-100 °C (lit.)
• Density: 1.33 g/mL at 25 °C (lit.)
• refractive index: n20/D 1.462(lit.)
• Flash point: 49 °F
• storage temp.: Store below +30°C.
• solubility: 0.76g/l
• form: Liquid
• color: Clear colorless to light brownish
• Specific Gravity: 1.330
• Water Solubility: Miscible with water, benzene, ether and ethanol.
• Sensitive: Light Sensitive
• BRN: 1098377
• Stability: Stable. Incompatible with strong bases, strong oxidizing agents. Highly flammable. Light sensitive.
• InChIKey: DMAYBPBPEUFIHJ-UHFFFAOYSA-N
• CAS DataBase Reference: 5162-44-7(CAS DataBase Reference)
• NIST Chemistry Reference: 1-Butene, 4-bromo-(5162-44-7)
• EPA Substance Registry System: 1-Butene, 4-bromo- (5162-44-7)

Description and Uses

4-Bromo-1-butene is used in the preparation of 4-(3-butenyloxy)benzoic acid and largazole. It is also used in double alkylation of lactams followed by Grubbs ring-closing metathesis to yield gymnodimine. Further, it serves as a reagent in the preparation of dienehydrazides.

Safety

• Symbol(GHS): GHS02,GHS07,GHS08
• Signal word: Danger
• Hazard statements: H225-H317-H319-H334-H335
• Precautionary statements: P210-P280-P302+P352-P305+P351+P338
• Hazard Codes: F,Xn,Xi
• Risk Statements: 11-36/37-42/43
• Safety Statements: 26-36/37/39
• RIDADR: UN 1993 3/PG 2
• WGK Germany: 3
• F: 8-19
• TSCA: Yes
• HazardClass: 3
• PackingGroup: II
• HS Code: 29033036
• Limited Quantities: 1.0 L (0.3 gallon) (liquid)
• Excepted Quantities: Max Inner Pack (30g or 30ml) and Max Outer Pack (500g or 500ml)