253901

5-Bromo-1-pentene

95%

• Synonym(s): 1-Bromo-4-pentene, 4-Pentenyl bromide
• Linear Formula: Br(CH₂)₃CH=CH₂
• CAS Number: 1119-51-3
• Molecular Weight: 149.03
• Beilstein: 506077
• EC Number: 214-281-4
• MDL number: MFCD00000264
• UNSPSC Code: 12352100
• PubChem Substance ID: 24855339
• NACRES: NA.22

Properties

• Quality Level: 200
• Assay: 95%
• form: liquid
• refractive index: n20/D 1.463 (lit.)
• bp: 126-127 °C/765 mmHg (lit.)
• density: 1.258 g/mL at 25 °C (lit.)
• functional group: alkyl halide; allyl; bromo
• storage temp.: 2-8°C
• SMILES string: BrCCCC=C
• InChI: 1S/C5H9Br/c1-2-3-4-5-6/h2H,1,3-5H2
• InChI key: LPNANKDXVBMDKE-UHFFFAOYSA-N

Description

Application

5-Bromo-1-pentene was used in stereoselective synthesis of 7α-(3-carboxypropyl) estradiol. It was used in preparation of thioacetate 11 of sialic acid having thioglycosidic linkage. It was also used as staring material in recent syntheses of DL-histrionicotoxin and benzophenone-containing fatty acids.

Safety Information

• Pictograms: GHS02,GHS07
• Signal Word: Warning
• Hazard Statements: H226,H315,H319,H335
• Precautionary Statements: P210 - P302 + P352 - P305 + P351 + P338
• Hazard Classifications: Eye Irrit. 2 - Flam. Liq. 3 - Skin Irrit. 2 - STOT SE 3
• Target Organs: Respiratory system
• Storage Class Code: 3 - Flammable liquids
• WGK: WGK 3
• Flash Point(F): 87.8 °F - closed cup
• Flash Point(C): 31 °C - closed cup
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves