Description

trans-1,4-Dichloro-2-Butene is a versatile chlorinated organic intermediate characterized by its reactive alkene and chloroalkyl functionalities. This compound matters for its role as a key building block in the synthesis of more complex molecules, offering a strategic handle for further chemical transformations. Industries such as pharmaceuticals, agrochemicals, and specialty polymers require this high-purity intermediate for research, development, and manufacturing processes.

Application

• Pharmaceutical Intermediate: Serves as a crucial precursor in the synthesis of active pharmaceutical ingredients (APIs) and other fine chemicals.
• Agrochemical Synthesis: Used in the production of herbicides, pesticides, and plant growth regulators.
• Polymer & Resin Modifier: Acts as a cross-linking agent or monomer in the manufacture of specialty polymers and epoxy resins.
• Organic Synthesis Reagent: Employed in laboratories and pilot plants for introducing the 1,4-dichloro-2-butene moiety into target molecules.
• Chemical Research: Utilized in academic and industrial R&D for developing new synthetic methodologies and compounds.

Basic Information

Product Name	trans-1,4-Dichloro-2-Butene
CAS No.	764-41-0
Molecular Formula	C4H6Cl2
Molecular Weight	124.99 g/mol
Synonyms	(E)-1,4-Dichloro-2-butene; trans-1,4-Dichloro-2-butene; 1,4-Dichloro-2-butene (trans); (E)-1,4-Dichlorobut-2-ene; 2-Butene, 1,4-dichloro-, (E)-; Dichlorobutene; 1,4-DCB; trans-DCB
EINECS	212-125-2

Quality Control

Our trans-1,4-Dichloro-2-Butene is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including GC, HPLC, and NMR, to ensure high purity and consistency. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are provided with every shipment to support your quality assurance protocols.

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, although short-term storage at controlled room temperature (15-25°C) is acceptable.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to reference spectrum
Assay (GC)	≥ 98.0%
trans-Isomer Content (GC)	≥ 99.0%
Water Content (KF)	≤ 0.1%
Residue on Ignition	≤ 0.05%

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