Description

2-Butenoic Acid, 4-Chloro-3-Hydroxy-, Methyl Ester, Radical Ion(1+), (2Z)- is a specialized, high-purity organic intermediate characterized by its unique chlorinated, hydroxylated, and esterified structure in a radical cationic form. This compound is of significant value for advanced synthetic chemistry, particularly in the development of novel active pharmaceutical ingredients (APIs) and functional materials where precise molecular architecture is critical. It is primarily sought after by research and development teams in the pharmaceutical, agrochemical, and specialty chemical sectors for constructing complex molecular frameworks.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of novel drug candidates, particularly for creating complex chiral centers and halogenated pharmacophores.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and plant growth regulators due to its reactive chlorohydroxy ester functionality.
• Polymer & Material Science: Serves as a functional monomer or cross-linking agent for synthesizing specialty polymers with tailored properties.
• Organic Synthesis Reagent: Employed in academic and industrial R&D for complex organic transformations, including radical reactions and cycloadditions.
• Ligand & Catalyst Precursor: Potential use in the preparation of specialized ligands for asymmetric catalysis or metal-organic frameworks (MOFs).

Basic Information

Product Name	2-Butenoic Acid, 4-Chloro-3-Hydroxy-, Methyl Ester, Radical Ion(1+), (2Z)-
CAS No.	935744-78-8
Molecular Formula	C5H8ClO3+
Molecular Weight	151.57 g/mol (for the cationic form)
Synonyms	(2Z)-4-Chloro-3-hydroxy-2-butenoic acid methyl ester radical cation; Methyl (2Z)-4-chloro-3-hydroxybut-2-enoate radical ion(1+); 4-Chloro-3-hydroxy-2-butenoic acid methyl ester radical cation; (Z)-Methyl 4-chloro-3-hydroxybut-2-enoate radical ion
EINECS	Contact for details

Quality Control

Our production of 2-Butenoic Acid, 4-Chloro-3-Hydroxy-, Methyl Ester, Radical Ion(1+), (2Z)- adheres to stringent quality management protocols. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and MS, to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing all relevant specifications. Our quality system is designed to support cGMP and ISO standards for research and development applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (typically 15-25°C). This material is light-sensitive (store away from light) and may be hygroscopic (moisture-sensitive). For long-term stability, consider storage under an inert atmosphere. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	Off-white to light yellow solid
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
Related Substances (HPLC)	Total impurities ≤ 5.0%
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.5%

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