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Merck
CN

D39207

trans-1,4-Dibromo-2-butene

99%

Synonym(s):

(2E)-1,4-Dibromo-2-butene, (2E)-1,4-Dibromobut-2-ene, 1,4-Dibromo-2-(E)-butene

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About This Item

Linear Formula:
BrCH2CH=CHCH2Br
CAS Number:
821-06-7
Molecular Weight:
213.90
UNSPSC Code:
12352100
NACRES:
NA.22
PubChem Substance ID:
24893800
EC Number:
212-472-7
Beilstein/REAXYS Number:
1719696
MDL number:
MFCD00000249

Key Documents

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Product Name

trans-1,4-Dibromo-2-butene, 99%

InChI key

RMXLHIUHKIVPAB-OWOJBTEDSA-N

InChI

1S/C4H6Br2/c5-3-1-2-4-6/h1-2H,3-4H2/b2-1+

SMILES string

BrC\C=C\CBr

assay

99%

form

crystals

bp

205 °C (lit.)

mp

48-51 °C (lit.)

storage temp.

2-8°C

Quality Level

100

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Related Categories

pictograms

Skull and crossbonesCorrosion
GHS06,GHS05

signalword

Danger

hcodes

H301,H314

Hazard Classifications

Acute Tox. 3 Oral - Skin Corr. 1B

Storage Class

6.1A - Combustible acute toxic Cat. 1 and 2 / very toxic hazardous materials

wgk

WGK 2

flash_point_f

235.4 °F - closed cup

flash_point_c

113 °C - closed cup

ppe

Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges

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Certificates of Analysis (COA)

Lot/Batch Number
STBK5699
STBK2722
STBJ4735
STBJ3118
STBJ1634

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Kwei-Yu Liu et al.
Polymers, 11(5) (2019-05-07)
Localized gene delivery still remains as a challenging therapeutic method due to the multiple hurdles to overcome. One of the significant factors is a development of a matrix to carry and safely deliver genes at the local site in a
Xiuzhong Zhu et al.
Polymers, 11(4) (2019-04-10)
A series of side-chain functionalized polytetrahydrofuran (PTHF) derivatives were synthesized via the blue-light photocatalytic thiol-ene "click" reaction. Firstly, unsaturated polytetrahydrofuran (UPTHF) as a new unsaturated polyether was synthesized via condensation polymerization of cis-2-butene-1,4-diol and trans-1,4-dibromo-2-butene using potassium hydroxide (KOH) as

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