Description

3,4-Dichloro-1,2-Epoxybutane is a versatile and reactive chlorinated epoxide intermediate. This compound matters for its bifunctional reactivity, serving as a key building block for synthesizing more complex molecules in fine chemical and pharmaceutical manufacturing. Industries that need it include agrochemical producers, pharmaceutical developers, and researchers focused on creating polymers, cross-linking agents, and specialty surfactants.

Application

• Agrochemical Intermediate: A critical precursor in the synthesis of certain herbicides, fungicides, and plant growth regulators.
• Pharmaceutical Synthesis: Used as an alkylating agent and building block for active pharmaceutical ingredients (APIs) and other bioactive molecules.
• Polymer & Resin Modification: Acts as a cross-linking agent or reactive diluent in epoxy resin systems and specialty polymer production.
• Chemical Research & Development: Serves as a versatile intermediate in organic synthesis for creating novel compounds in laboratory settings.
• Surfactant & Additive Manufacturing: Employed in the production of specialty surfactants, corrosion inhibitors, and functional additives.
• Dye & Pigment Intermediate: Utilized in the synthesis of certain complex dyes and organic pigments.

Basic Information

Product Name	3,4-Dichloro-1,2-Epoxybutane
CAS No.	3491-32-5
Molecular Formula	C4H6Cl2O
Molecular Weight	141.00 g/mol
Synonyms	1,2-Epoxy-3,4-dichlorobutane; 3,4-Dichlorobutane-1,2-epoxide; 3,4-Dichloro-1,2-butylene oxide; 1,2-Butylene oxide, 3,4-dichloro-; DCBO; 3,4-Dichlorooxirane, butane-substituted; 3,4-Dichloro-1,2-epoxybutane; Butane, 1,2-epoxy-3,4-dichloro-
EINECS	222-488-8

Quality Control

Our 3,4-Dichloro-1,2-Epoxybutane is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure high purity and consistency, meeting the stringent requirements of industrial and research applications. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment to guarantee traceability and compliance.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Specific Gravity (20°C)	1.30 - 1.35
Refractive Index (n20D)	1.480 - 1.490

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