Description

tert-Butyl 3-Chloromethylbenzoate is a versatile and high-purity chemical intermediate essential for advanced organic synthesis. This compound is valued for its reactive chloromethyl and ester functional groups, which enable precise molecular construction in complex chemical processes. It is primarily required by pharmaceutical, agrochemical, and specialty chemical manufacturers for the development of active ingredients and fine chemicals, where consistent quality and reliable supply are critical.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds requiring a benzyl-protected carboxylic acid moiety.
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and pesticides, where its structure contributes to the final product's efficacy.
• Ligand and Catalyst Preparation: Serves as a precursor for synthesizing specialized ligands and organometallic catalysts used in asymmetric synthesis and cross-coupling reactions.
• Polymer Chemistry: Employed in the modification of polymers and the creation of functional monomers to impart specific chemical properties to materials.
• Fine Chemical Production: Integral to the multi-step synthesis of complex dyes, fragrances, and other high-value specialty chemicals.
• Research & Development: A valuable reagent in academic and industrial R&D labs for exploring new synthetic pathways and novel compound libraries.

Basic Information

Product Name	tert-Butyl 3-Chloromethylbenzoate
CAS No.	220510-74-7
Molecular Formula	C12H15ClO2
Molecular Weight	226.70 g/mol
Synonyms	3-(Chloromethyl)benzoic acid tert-butyl ester; tert-Butyl 3-(chloromethyl)benzoate; Benzoic acid, 3-(chloromethyl)-, 1,1-dimethylethyl ester; 1,1-Dimethylethyl 3-(chloromethyl)benzoate; 3-Chloromethyl-benzoic acid tert-butyl ester; tert-Butyl m-chloromethylbenzoate
EINECS	Contact for details

Quality Control

Our tert-Butyl 3-Chloromethylbenzoate is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including HPLC, GC, and NMR, to verify identity, potency, and impurity profiles. A Certificate of Analysis (COA) detailing all specifications is provided with every shipment to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep away from strong acids and incompatible organic solvents. The container must be kept tightly sealed to prevent moisture ingress and degradation.

Specification

Item	Specification
Appearance	Colorless to pale yellow clear liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Related Substances (HPLC)	Total impurities ≤ 2.0%
Any single impurity	≤ 1.0%

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