Description

2-Chloro-3-Methyl-2-Butene is a versatile chlorinated alkene intermediate with significant utility in organic synthesis. Its reactive chloro and alkene functionalities make it a valuable building block for constructing more complex molecular architectures. This compound is primarily sought after by researchers and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries for developing active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Serves as a key synthon in the synthesis of various active pharmaceutical ingredients (APIs) and fine chemicals.
• Agrochemical Synthesis: Used in the production of pesticides, herbicides, and other crop protection agents.
• Organic Synthesis Reagent: Acts as an alkylating agent or a precursor for introducing the 3-methyl-2-butenyl (prenyl) moiety in complex molecules.
• Polymer & Resin Modification: Employed as a monomer or cross-linking agent in the development of specialty polymers and coatings.
• Flavor & Fragrance Industry: Utilized as a starting material for synthesizing terpene-based aroma compounds.
• Research & Development: A crucial compound for academic and industrial R&D in medicinal chemistry and material science.

Basic Information

Product Name	2-Chloro-3-Methyl-2-Butene
CAS No.	17773-65-8
Molecular Formula	C5H9Cl
Molecular Weight	104.58 g/mol
Synonyms	1-Chloro-3-methyl-2-butene; 3-Methyl-2-butenyl chloride; Prenyl chloride; 2-Butene, 2-chloro-3-methyl-; 3-Methylbut-2-en-1-yl chloride; (3-Methyl-2-butenyl)chloride; γ,γ-Dimethylallyl chloride; NSC 9375
EINECS	241-768-1

Quality Control

Our 2-Chloro-3-Methyl-2-Butene is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including GC, NMR, and titration methods, to ensure high purity and consistency. Certificates of Analysis (COA) documenting identity, assay, and impurity profiles are provided with each shipment to guarantee compliance with your specific 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 such as strong bases and oxidizing agents. Due to its highly volatile nature, keep containers tightly sealed when not in use. Recommended storage temperature: 2-8°C for long-term 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 (20°C)	0.92 - 0.96 g/mL
Refractive Index (n20D)	1.440 - 1.445

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