Description

1-Chloro-2-Methyl-1-Butene is a versatile halogenated olefin intermediate with significant utility in organic synthesis. Its reactive chloroalkene structure makes it a valuable building block for constructing more complex molecules, offering a balance of reactivity and stability for controlled chemical transformations. This compound is primarily sought after by research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and specialty chemical sectors for applications ranging from active ingredient synthesis to polymer modification.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of active pharmaceutical ingredients (APIs) and other fine chemicals.
• Agrochemical Synthesis: Used in the production of pesticides, herbicides, and plant growth regulators.
• Organic Synthesis Building Block: Employed in various coupling reactions, alkylations, and as a starting material for synthesizing complex organic molecules in R&D.
• Polymer & Resin Modification: Acts as a reactive monomer or cross-linking agent to introduce specific functional groups into polymer chains.
• Flavor & Fragrance Industry: Utilized in the synthesis of specific aroma chemicals and intermediates.
• Material Science Research: Investigated for creating novel organic materials with tailored properties.

Basic Information

Product Name	1-Chloro-2-Methyl-1-Butene
CAS No.	23378-11-2
Molecular Formula	C5H9Cl
Molecular Weight	104.58 g/mol
Synonyms	2-Methyl-1-chloro-1-butene; 1-Butene, 1-chloro-2-methyl-; 1-Chloro-2-methylbut-1-ene; (2-Methyl-1-butenyl) chloride; 1-Chloro-2-methyl-1-butylene; NSC 60546
EINECS	Contact for details

Quality Control

Our 1-Chloro-2-Methyl-1-Butene is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including Gas Chromatography (GC) for purity and identity confirmation. Certificates of Analysis (COA) detailing all test results are provided with every shipment to guarantee compliance with your technical requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, well-ventilated area away from heat sources and incompatible materials. Due to its highly volatile nature, keep containers tightly sealed when not in use. Recommended storage temperature: 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)	0.90 - 0.92 g/mL
Refractive Index (n20/D)	1.425 - 1.435

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