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5-Bromo-1-pentene

Product Name
5-Bromo-1-pentene
CAS No.
1119-51-3
Chemical Name
5-Bromo-1-pentene
Synonyms
5-bromopent-1-ene;5-bromo-pent-1-ene;5-b;5-Bromopentene;5-bromo-1-penten;-Bromo-1-pentene;5-BROMOPENTENE-1;5-bromo-2-pentene;3-Pentenylbromide;4-Pentenylbromide
CBNumber
CB5251555
Molecular Formula
C5H9Br
Formula Weight
149.03
MOL File
1119-51-3.mol
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5-Bromo-1-pentene Property

Melting point:
-106.7°C (estimate)
Boiling point:
126-127 °C/765 mmHg (lit.)
Density 
1.258 g/mL at 25 °C (lit.)
refractive index 
n20/D 1.463(lit.)
Flash point:
30 °C
storage temp. 
2-8°C
solubility 
Chloroform, Ethyl Acetate
form 
Oil
color 
Clear Colourless
Specific Gravity
1.258
Water Solubility 
Immiscible with water.
BRN 
506077
InChIKey
LPNANKDXVBMDKE-UHFFFAOYSA-N
CAS DataBase Reference
1119-51-3(CAS DataBase Reference)
NIST Chemistry Reference
1-Pentene, 5-bromo-(1119-51-3)
EPA Substance Registry System
1-Pentene, 5-bromo- (1119-51-3)
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Safety

Hazard Codes 
Xi
Risk Statements 
10-36/37/38
Safety Statements 
26-24/25-16
RIDADR 
UN 1993 3/PG 3
WGK Germany 
3
8
TSCA 
Yes
HazardClass 
3
PackingGroup 
II
HS Code 
29033036
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Warning
Hazard statements

H226Flammable liquid and vapour

H315Causes skin irritation

H319Causes serious eye irritation

H335May cause respiratory irritation

Precautionary statements

P210Keep away from heat/sparks/open flames/hot surfaces. — No smoking.

P302+P352IF ON SKIN: wash with plenty of soap and water.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

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N-Bromosuccinimide Price

Sigma-Aldrich
Product number
253901
Product name
5-Bromo-1-pentene
Purity
95%
Packaging
5g
Price
$109
Updated
2024/03/01
Sigma-Aldrich
Product number
253901
Product name
5-Bromo-1-pentene
Purity
95%
Packaging
25g
Price
$389
Updated
2024/03/01
TCI Chemical
Product number
B1474
Product name
5-Bromo-1-pentene
Purity
>95.0%(GC)
Packaging
5g
Price
$25
Updated
2024/03/01
TCI Chemical
Product number
B1474
Product name
5-Bromo-1-pentene
Purity
>95.0%(GC)
Packaging
25g
Price
$99
Updated
2024/03/01
Alfa Aesar
Product number
A11219
Product name
5-Bromo-1-pentene, 96%
Packaging
5g
Price
$52.65
Updated
2024/03/01
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5-Bromo-1-pentene Chemical Properties,Usage,Production

Description

5-Bromo-1-pentene is an organic compound with a molecular weight of 149.03. The formula of this compound is C5H9Br. It is a colorless, transparent liquid. The molecular structure of this molecule contains both double bonds and bromine atoms, giving it the properties of olefins and halogenated hydrocarbons. It serves as the starting material for the synthesis of DL-histrionicotoxin and phenyl-ketone fatty acids. Additionally, it is a fundamental chemical and pharmaceutical intermediate, finding wide applications in the fields of medicine, pesticides, and material chemistry.

Chemical Properties

Clear colorless to yellow liquid

Uses

5-Bromo-1-pentene is widely utilized in the stereoselective synthesis of 7alpha-(3-carboxypropyl) estradiol. It plays an important role as starting material in the synthesis of a variety of compounds including DL-histrionicotoxin and benzophenone containing fatty acids.

Synthesis Reference(s)

Tetrahedron, 28, p. 675, 1972 DOI: 10.1016/0040-4020(72)84031-6

Synthesis

1,5-Dibromopentane (100 Kg), N, N-dimethylformamide (100 Kg), and hexamethylphosphoramide (6.2 Kg) were stirred and mixed, and then heated in an oil bath at 140°C for 4 h. Atmospheric distillation collects the fractions, and the collected fractions are washed twice with 100 Kg brine. The organic liquid is distilled to obtain product 5-Bromo-1-pentene.

5-Bromo-1-pentene Preparation Products And Raw materials

Raw materials

Preparation Products

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5-Bromo-1-pentene Suppliers

Hebei Zhuanglai International Trade Co., LTD
Tel
19565659705
Email
2294084516@qq.com
Country
China
ProdList
298
Advantage
58
YANCHENG JIANGZHONG CHEMICALS CO., LTD.
Tel
0515-88981987 13918567443
Fax
0515-88981987
Email
richard.li_jzchem@263.net
Country
China
ProdList
258
Advantage
58
Jikang Chemical Industry Co. , Ltd.
Tel
0573-85609002 18157336032
Email
zhejia01@163.com
Country
China
ProdList
7859
Advantage
58
Hebei Mojin Biotechnology Co.,ltd.
Tel
0311-15028179902 15028179902
Fax
18503279000
Email
bella@hbmojin.com
Country
China
ProdList
110
Advantage
58
Henan Junyuejian Biotechnology Co., LTD
Tel
1555-0142250 18661514130
Email
1035729108@qq.com
Country
China
ProdList
676
Advantage
58
Tongling LishidaChem Technology Co., Ltd
Tel
0186-06623089 18606623089
Email
350737036@qq.com
Country
China
ProdList
124
Advantage
58
Shanghai shallow overflow new Materials Co. , Ltd.
Tel
86-15902135-133 18995560451
Email
1308815138@qq.com
Country
China
ProdList
428
Advantage
58
Qingxian Creasyn Pharmaceutical Technology Co., Ltd.
Tel
022-83945173 18622315263
Fax
QQ1559208715
Email
export@creasyn.com
Country
China
ProdList
459
Advantage
55
Creasyn Finechem(Tianjin) Co., Ltd.
Tel
022-83946278 13820503911
Fax
022-83945176
Email
sales@creasyn.com
Country
China
ProdList
978
Advantage
68
Wuhan EnTai Technology Development Co,.Ltd
Tel
86-27-82330560
Fax
86-27-82330547
Email
2536851935@qq.com
Country
China
ProdList
347
Advantage
69
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View Lastest Price from 5-Bromo-1-pentene manufacturers

Hebei Miaoyin Technology Co.,Ltd
Product
1-bromo-4-pentene 1119-51-3
Price
US $10.00/kg
Min. Order
1kg
Purity
99.99%
Supply Ability
10000
Release date
2023-04-18
Hebei Zhuanglai Chemical Trading Co.,Ltd
Product
5-Bromo-1-pentene 1119-51-3
Price
US $85.00-35.00/kg
Min. Order
1kg
Purity
99%
Supply Ability
20ton
Release date
2024-05-21
CONTIDE BIOTECH CO.,LTD
Product
5-Bromo-1-pentene 1119-51-3
Price
US $10.00/G
Min. Order
1G
Purity
99%
Supply Ability
20
Release date
2024-03-21

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