Description

(Z)-2-Chloro-2-Butene is a high-purity, reactive organochlorine compound with the CAS number 2211-69-0. This chemical serves as a versatile and valuable intermediate in organic synthesis, enabling the introduction of specific functional groups into target molecules. It is primarily sought after by pharmaceutical and agrochemical manufacturers for the development of active ingredients, as well as by research institutions for advanced material science applications.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of complex drug molecules and active pharmaceutical ingredients (APIs).
• 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 other functionalized butenes in research and development laboratories.
• Polymer & Material Science: Employed in the creation of specialty polymers, coatings, and advanced materials requiring specific olefinic or chlorinated components.
• Chemical Research: Utilized in academic and industrial R&D for studying reaction mechanisms and developing new synthetic methodologies.
• Flavor & Fragrance Industry: Serves as a potential intermediate for synthesizing specific aroma chemicals.

Basic Information

Product Name	(Z)-2-Chloro-2-Butene
CAS No.	2211-69-0
Molecular Formula	C4H7Cl
Molecular Weight	90.55 g/mol
Synonyms	(Z)-2-Chloro-2-Butene; cis-2-Chloro-2-Butene; 2-Chloro-2-butene (cis-); (Z)-2-Butenyl chloride; (2Z)-2-Chloro-2-butene; 2-Butene, 2-chloro-, (Z)-; 1-Chloro-1-methylpropene; 2-Chlorobut-2-ene (cis)
EINECS	218-667-7

Quality Control

Our (Z)-2-Chloro-2-Butene is produced under stringent quality management systems. Each batch undergoes rigorous analytical testing, including GC and NMR analysis, to ensure high purity and consistency. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to guarantee compliance with your specific research or production requirements.

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 and bases. Recommended storage temperature is 2-8°C to maintain stability and extend shelf life. Keep container tightly sealed when not in use to prevent moisture absorption and volatilization.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC)	≥ 98.0%
Isomer Ratio (Z/E)	≥ 95:5 (Z-isomer)
Water Content (KF)	≤ 0.5%
Density (at 20°C)	0.92 - 0.96 g/mL
Refractive Index (n20D)	1.425 - 1.435

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