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;5-BROMOPENTENE-1;-Bromo-1-pentene;5-bromo-2-pentene;3-Pentenylbromide;4-Pentenylbromide
- CBNumber:
- CB5251555
- Molecular Formula:
- C5H9Br
- Molecular Weight:
- 149.03
- MOL File:
- 1119-51-3.mol
- MSDS File:
- SDS
- Modify Date:
- 2024/6/12 17:09:27
| 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 |
n |
| 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) |
SAFETY
Risk and Safety Statements
| Symbol(GHS) |   GHS02,GHS07 |
|||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Signal word | Warning | |||||||||
| Hazard statements | H226-H315-H319-H335 | |||||||||
| Precautionary statements | P210-P302+P352-P305+P351+P338 | |||||||||
| Hazard Codes | Xi | |||||||||
| Risk Statements | 10-36/37/38 | |||||||||
| Safety Statements | 26-24/25-16 | |||||||||
| RIDADR | UN 1993 3/PG 3 | |||||||||
| WGK Germany | 3 | |||||||||
| F | 8 | |||||||||
| TSCA | Yes | |||||||||
| HazardClass | 3 | |||||||||
| PackingGroup | II | |||||||||
| HS Code | 29033036 | |||||||||
| NFPA 704 |
|
5-Bromo-1-pentene price More Price(7)
| Manufacturer | Product number | Product description | CAS number | Packaging | Price | Updated | Buy |
|---|---|---|---|---|---|---|---|
| Sigma-Aldrich(India) | 253901 | 5-Bromo-1-pentene 95% | 1119-51-3 | 5G | ₹7967.2 | 2022-06-14 | Buy |
| Sigma-Aldrich(India) | 253901 | 5-Bromo-1-pentene 95% | 1119-51-3 | 25G | ₹31500.75 | 2022-06-14 | Buy |
| ALFA India | ALF-A11219-14 | 5-Bromo-1-pentene, 96% | 1119-51-3 | 25g | ₹10660 | 2022-05-26 | Buy |
| ALFA India | ALF-A11219-06 | 5-Bromo-1-pentene, 96% | 1119-51-3 | 5g | ₹4924 | 2022-05-26 | Buy |
| ALFA India | ALF-A11219-03 | 5-Bromo-1-pentene, 96% | 1119-51-3 | 1g | ₹2192 | 2022-05-26 | Buy |
5-Bromo-1-pentene Chemical Properties,Uses,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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| Rivashaa Agrotech Biopharma Pvt. Ltd. | +91-26463395 +91-7926462688 | Gujarat, India | 1615 | 58 | Inquiry |
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| Dorne Chemical Technology co. LTD | +86-86-13583358881 +8618560316533 | China | 3148 | 58 | Inquiry |
| Hebei Yanxi Chemical Co., Ltd. | +86-17531190177; +8617531190177 | China | 6011 | 58 | Inquiry |
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