Description

2,2-Dichlorobutane is a halogenated alkane derivative serving as a versatile chemical intermediate and solvent in advanced organic synthesis. Its value lies in its reactivity, particularly in nucleophilic substitution and elimination reactions, enabling the construction of more complex molecular architectures. This compound is primarily needed by R&D laboratories and industrial manufacturers in the pharmaceutical, agrochemical, and specialty chemical sectors for process development and production.

Application

• Chemical Intermediate in the synthesis of pharmaceuticals and active pharmaceutical ingredients (APIs).
• Alkylating Agent for introducing the butyl group in fine chemical manufacturing.
• Solvent & Reaction Medium for specific organic transformations requiring a chlorinated, non-polar environment.
• Monomer/Precursor for the development of specialty polymers and resins.
• Research & Development reagent in academic and industrial laboratories for methodological studies.
• Extraction Solvent in the purification and isolation of specific organic compounds.

Basic Information

Product Name	2,2-Dichlorobutane
CAS No.	4279-22-5
Molecular Formula	C4H8Cl2
Molecular Weight	127.01 g/mol
Synonyms	Butane, 2,2-dichloro-; Dichlorobutane; 2,2-DCB; sec-Butylidene chloride; 1,1-Dichlorobutane (common misnomer); NSC 60545; EINECS 224-264-7
EINECS	224-264-7

Quality Control

Our 2,2-Dichlorobutane is produced and handled under a strict quality management system. Every batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. A detailed Certificate of Analysis (COA) documenting specifications such as assay, identity (IR), and impurity profile is provided with each shipment and is available upon request.

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 reactive metals. Due to its highly volatile nature, ensure containers are kept tightly sealed when not in use to prevent evaporation and concentration of vapors.

Specification

Item	Specification
Appearance	Clear, colorless liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 98.0%
Density (20°C)	1.08 - 1.12 g/mL
Boiling Point	~115 - 120 °C
Water Content (KF)	≤ 0.1%

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