Description

Benzeneacetic Acid, 3-Chloro-α-Hydroxy-2-Methyl-, Methyl Ester is a specialized organic ester compound with a unique chlorinated and hydroxylated aromatic structure. This chemical serves as a valuable high-purity intermediate for the synthesis of complex molecules, offering precise reactivity for advanced chemical transformations. It is primarily required by pharmaceutical R&D and fine chemical manufacturers for developing active ingredients and novel materials.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of novel active pharmaceutical ingredients (APIs), particularly for candidates with complex stereochemistry.
• Agrochemical Synthesis: Used in the research and development of advanced herbicides, fungicides, and plant growth regulators.
• Fine Chemical Production: Serves as a precursor for specialty chemicals, dyes, and functional materials requiring specific chlorinated aromatic motifs.
• Academic & Industrial Research: A valuable reagent for methodological studies in organic synthesis, including asymmetric catalysis and cross-coupling reactions.
• Material Science: Potential monomer or modifier in the development of specialized polymers with tailored properties.

Basic Information

Product Name	Benzeneacetic Acid, 3-Chloro-α-Hydroxy-2-Methyl-, Methyl Ester
CAS No.	1891181-95-5
Molecular Formula	C10H11ClO3
Molecular Weight	214.65 g/mol
Synonyms	Methyl 3-Chloro-α-hydroxy-2-methylbenzeneacetate; 2-(3-Chlorophenyl)-2-hydroxypropanoic acid methyl ester; Methyl 2-(3-chlorophenyl)-2-hydroxypropanoate; 3-Chloro-α-hydroxy-2-methylbenzeneacetic acid methyl ester; α-Hydroxy-3-chloro-2-methylbenzeneacetic acid methyl ester
EINECS	Contact for details

Quality Control

Our production of Benzeneacetic Acid, 3-Chloro-α-Hydroxy-2-Methyl-, Methyl Ester adheres to stringent quality protocols to ensure batch-to-batch consistency and reliability for critical synthesis. Each lot undergoes comprehensive analytical testing, including HPLC, GC, and NMR, to verify identity, purity, and impurity profiles. Certificates of Analysis (COA) documenting all specifications are provided and can be tailored to meet specific project or regulatory requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at controlled room temperature (15-25°C). Keep away from strong oxidizing agents, strong bases, and sources of ignition. The container should be kept tightly sealed to minimize exposure to moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0%
Any single unknown impurity	≤ 0.5%
Residual Solvents (GC)	Meets ICH guidelines
Loss on Drying	≤ 0.5% w/w

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