Description

1-Bromo-1-Pentene is a versatile halogenated alkene building block of significant importance in advanced organic synthesis. Its primary value lies in its reactivity as an electrophilic allylic bromide, enabling efficient carbon-carbon bond formation and functional group transformations. This compound is essential for researchers and process chemists in the pharmaceutical, agrochemical, and specialty chemical industries, where it serves as a key intermediate for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: A crucial building block for the synthesis of active pharmaceutical ingredients (APIs) and novel drug candidates via cross-coupling and substitution reactions.
• Agrochemical Synthesis: Used in the production of pesticides, herbicides, and fungicides, where the pentene chain and bromine atom are incorporated into bioactive molecules.
• Specialty Polymer & Material Science: Serves as a monomer or functionalization agent in the development of specialty polymers, coatings, and advanced materials with tailored properties.
• Organic Synthesis & Research: A fundamental reagent in academic and industrial R&D for Heck reactions, Grignard reagent preparation, and nucleophilic substitution reactions.
• Liquid Crystal & Electronic Chemical Intermediate: Employed in the synthesis of organic compounds used in liquid crystal displays (LCDs) and organic electronic materials.
• Flavor & Fragrance Industry: Acts as a precursor for synthesizing specific aroma compounds and flavoring agents.

Basic Information

Product Name	1-Bromo-1-Pentene
CAS No.	60468-23-7
Molecular Formula	C5H9Br
Molecular Weight	149.03 g/mol
Synonyms	1-Pentenyl bromide; Pent-1-en-1-yl bromide; (1-Pentenyl)bromide; 1-Bromopent-1-ene; Allyl bromide, 2-ethyl-; 2-Ethylallyl bromide
EINECS	Contact for details

Quality Control

Our 1-Bromo-1-Pentene is manufactured under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including GC, NMR, and purity assays, to ensure it meets the high standards required for synthetic applications. A Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to guarantee traceability and consistency for your critical processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, well-ventilated area away from heat sources and incompatible materials such as strong acids and strong oxidizing agents. Due to its highly volatile nature, keep containers tightly sealed when not in use. Recommended storage temperature is 2-8°C for extended stability.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Density (at 20°C)	~1.28 g/mL
Refractive Index (n20D)	~1.47

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.