Description

(Z)-2,3-Dichloro-2-Butenoic Acid is a halogenated unsaturated carboxylic acid that serves as a versatile synthetic intermediate in advanced organic chemistry. Its value lies in the reactive dichloroalkene moiety, which enables selective transformations for constructing complex molecular architectures. This high-purity building block is essential for researchers and process chemists in the pharmaceutical, agrochemical, and specialty chemical industries developing novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of novel drug candidates and active pharmaceutical ingredients (APIs), particularly those requiring halogenated alkene motifs.
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and pesticides, where the dichloro functionality contributes to biological activity.
• Organic Synthesis Reagent: Serves as a dienophile in Diels-Alder reactions or an electrophile in conjugate addition reactions for constructing complex organic molecules.
• Polymer Chemistry: A monomer or co-monomer precursor for synthesizing specialty polymers with unique properties, such as halogenated polyesters or functional acrylics.
• Ligand and Catalyst Development: Useful for preparing chelating ligands or organocatalysts in asymmetric synthesis and metal-catalyzed cross-coupling reactions.
• Chemical Research & Development: A valuable tool for academic and industrial R&D labs exploring new synthetic methodologies and reaction pathways.

Basic Information

Product Name	(Z)-2,3-Dichloro-2-Butenoic Acid
CAS No.	24557-15-1
Molecular Formula	C4H4Cl2O2
Molecular Weight	154.98 g/mol
Synonyms	(Z)-2,3-Dichlorobut-2-enoic Acid; (2Z)-2,3-Dichloro-2-butenoic Acid; 2,3-Dichloro-2-butenoic Acid (Z-isomer); trans-2,3-Dichloro-2-butenoic Acid; 2-Butenoic Acid, 2,3-dichloro-, (2Z)-; 24557-15-1; NSC 163063
EINECS	Contact for details

Quality Control

Our (Z)-2,3-Dichloro-2-Butenoic Acid is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing, including HPLC, GC, NMR, and FTIR, to ensure identity, purity, and consistency. Certificates of Analysis (COA) documenting all critical parameters are provided and available upon request to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). Keep away from heat, sparks, and open flame. This material is moisture-sensitive; ensure containers are kept tightly sealed to prevent degradation.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

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