Description

1-Bromo-1-Chloro-1-Pentene is a halogenated olefin building block of significant interest in advanced organic synthesis. This compound matters for its role as a versatile electrophilic reagent, enabling the introduction of both bromine and chlorine functionalities in a single step. Chemical manufacturers and R&D laboratories need it for the development of pharmaceuticals, agrochemicals, and specialty materials, where it serves as a key intermediate for cross-coupling reactions and the synthesis of complex molecular architectures.

Application

• Pharmaceutical Intermediate: Used in the synthesis of active pharmaceutical ingredients (APIs) and novel drug candidates, particularly in medicinal chemistry research.
• Agrochemical Synthesis: Serves as a precursor in the manufacturing of pesticides, herbicides, and other crop protection agents.
• Specialty Chemical Production: A key building block for creating complex molecules used in liquid crystals, polymers, and electronic chemicals.
• Organic Synthesis Reagent: Employed in cross-coupling reactions (e.g., Suzuki, Heck) and as an electrophile in nucleophilic substitution reactions in research and development.
• Material Science Research: Utilized in the development of novel monomers and functional materials with specific halogenated properties.
• Flavor and Fragrance Industry: Acts as an intermediate in the multi-step synthesis of certain aroma compounds.

Basic Information

Product Name	1-Bromo-1-Chloro-1-Pentene
CAS No.	55683-03-9
Molecular Formula	C5H8BrCl
Molecular Weight	183.47 g/mol
Synonyms	1-Pentene, 1-bromo-1-chloro-; 1-Chloro-1-bromo-1-pentene; (1E)-1-Bromo-1-chloropent-1-ene; 1-Bromo-1-chloro-pent-1-ene; Pent-1-en-1-yl bromide chloride; 1-Chloro-1-bromopent-1-ene
EINECS	Contact for details

Quality Control

Our 1-Bromo-1-Chloro-1-Pentene is manufactured under strict quality management protocols. Each batch undergoes rigorous analytical testing, including GC, HPLC, and NMR, to ensure high purity and consistency. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to guarantee compliance with your specific research or production requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from incompatible materials such as strong acids, bases, and oxidizing agents. Recommended storage temperature is 2-8°C for extended stability. Keep container tightly sealed when not in use to prevent moisture ingress and volatility loss.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 97.0%
Purity (HPLC)	≥ 96.0%
Water Content (KF)	≤ 0.5%
Density	~1.4 g/cm³ (at 20°C)

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