429538

1-Bromo-2-pentyne

97%

• Linear Formula: C₂H₅C≡CCH₂Br
• CAS Number: 16400-32-1
• Molecular Weight: 147.01
• EC Number: 240-451-2
• MDL number: MFCD00236363
• UNSPSC Code: 12352100
• PubChem Substance ID: 24866867
• NACRES: NA.22

Properties

• Quality Level: 100
• assay: 97%
• form: liquid
• refractive index: n20/D 1.498 (lit.)
• bp: 93-94 °C/113 mmHg (lit.)
• density: 1.438 g/mL at 25 °C (lit.)
• functional group: alkyl halide; bromo
• SMILES string: CCC#CCBr
• InChI: 1S/C5H7Br/c1-2-3-4-5-6/h2,5H2,1H3
• InChI key: VDHGRVFJBGRHMD-UHFFFAOYSA-N

Description

General description

1-Bromo-2-pentyne is an halogenated hydrocarbon.

Application

1-Bromo-2-pentyne may be employed for the following syntheses:

• stereochemically restricted lactone-type analogs of jasmonic acids, 5-oxa-7-epi-jasmonic acid and 5-oxa-jasmonic acid
• 4,7-decadienal, 4,7-tridecadienal, 5,8-tetradecadienal and 6,9-dodecadienal (all-cis)
• 5-ethyl-4-methylene-6-phenyl-3a,4,7,7a-tetrahydroisobenzofuran-1,3-dione

Safety Information

• pictograms: GHS02,GHS07
• signalword: Warning
• hcodes: H226,H315,H319,H335
• pcodes: 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: 3 - Flammable liquids
• wgk_germany: WGK 3
• flash_point_f: 105.8 °F - closed cup
• flash_point_c: 41 °C - closed cup