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340111

Sigma-Aldrich

1-Bromo-2-pentene, predominantly trans

95%

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About This Item

Linear Formula:
C2H5CH=CHCH2Br
CAS Number:
7348-71-2
Molecular Weight:
149.03
MDL number:
MFCD00075179
UNSPSC Code:
12352100
PubChem Substance ID:
24860774
NACRES:
NA.22

assay

95%

form

liquid

contains

~50 ppm hydroquinone as stabilizer

refractive index

n20/D 1.4785 (lit.)

bp

122 °C (lit.)

density

1.26 g/mL at 25 °C (lit.)

storage temp.

2-8°C

SMILES string

CC\C=C\CBr

InChI

1S/C5H9Br/c1-2-3-4-5-6/h3-4H,2,5H2,1H3/b4-3+

InChI key

FTBPZRNURKMEFD-ONEGZZNKSA-N

Related Categories

Application

cis-1-Bromo-2-pentene was used in the synthesis of (+)-polyoxamic acid. It was also used in the preparation of pheromones.

accessory

Product No.
Description
Pricing

pictograms

FlameCorrosion
GHS02,GHS05

signalword

Danger

hcodes

H226,H314

Hazard Classifications

Eye Dam. 1 - Flam. Liq. 3 - Skin Corr. 1B

Storage Class

3 - Flammable liquids

wgk_germany

WGK 3

flash_point_f

73.4 °F - closed cup

flash_point_c

23 °C - closed cup

ppe

Faceshields, Gloves, Goggles, type ABEK (EN14387) respirator filter

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Kwan Soo Kim et al.
Chemical communications (Cambridge, England), (10)(10), 1116-1117 (2002-07-19)
Coupling of cis-1-bromo-2-pentene and (S,S)-hydrobenzoin stannylene acetal followed by regio- and stereoselective transformations of the resulting allylic ether gave (+)-polyoxamic acid and a similar procedure was applied to the synthesis of D-sorbitol from trans-1-iodo-2-hexene.
Aldrichimica Acta, 28, 12-12 (1995)

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