Description

Ethyl 4-Chloro-2-Methylbenzoylformate is a high-purity, versatile organic intermediate with a defined molecular structure. This compound is valued for its role as a key building block in the synthesis of more complex molecules, particularly in advanced pharmaceutical and agrochemical research. It is primarily sought by R&D chemists and process development scientists in the fine chemical, pharmaceutical, and crop protection industries for constructing novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of novel active pharmaceutical ingredients (APIs), especially those with benzoylformate or α-ketoester backbones.
• Agrochemical Synthesis: Serves as a key building block for developing new herbicides, fungicides, and insecticides, leveraging the chloro and methyl substituents for bioactivity.
• Organic Synthesis & Research: Used in academic and industrial laboratories for exploring new chemical reactions, such as cross-couplings, reductions, and cyclizations.
• Material Science Precursor: Potential intermediate in the development of specialty polymers, liquid crystals, or organic electronic materials.
• Custom Synthesis & Contract Manufacturing: Supplied to CDMOs (Contract Development and Manufacturing Organizations) for custom synthesis projects requiring specific, high-purity intermediates.

Basic Information

Product Name	Ethyl 4-Chloro-2-Methylbenzoylformate
CAS No.	951888-10-1
Molecular Formula	C12H13ClO3
Molecular Weight	240.68 g/mol
Synonyms	Ethyl 4-Chloro-2-Methylbenzoylformate; Ethyl (4-Chloro-2-methylphenyl)(oxo)acetate; 2-Methyl-4-chlorobenzoylformic Acid Ethyl Ester; 4-Chloro-2-methylbenzoylformic Acid Ethyl Ester; Ethyl α-Oxo-4-chloro-2-methylbenzeneacetate; Ethyl 2-(4-Chloro-2-methylphenyl)-2-oxoacetate; 951888-10-1; CAS 951888-10-1
EINECS	Contact for details

Quality Control

Our Ethyl 4-Chloro-2-Methylbenzoylformate is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with every shipment. We support compliance with REACH and other global regulatory frameworks as required.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from heat, sparks, and open flame. This material is light-sensitive (store away from light).

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid or solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%

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