Description

4-Cyclopropoxy-Benzoic Acid Methyl Ester is a high-purity organic ester compound serving as a critical synthetic intermediate in advanced chemical manufacturing. Its value lies in the cyclopropoxy moiety, which provides a unique steric and electronic profile for constructing complex molecular architectures. This product is essential for researchers and process chemists in the pharmaceutical and agrochemical industries developing new active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders and metabolic diseases.
• Agrochemical Synthesis: Used in the research and production of advanced pesticides and herbicides, where the cyclopropoxy group can enhance biological activity and stability.
• Liquid Crystal & OLED Material Precursor: Serves as a starting material for synthesizing specialized organic compounds used in electronic displays and photonic devices.
• Organic Synthesis & Process Chemistry: A versatile reagent for constructing benzoic acid derivatives and introducing the cyclopropoxy functional group in multi-step synthetic routes.
• Academic & Industrial R&D: Used in research laboratories for method development, catalysis studies, and exploring new chemical entities.

Basic Information

Product Name	4-Cyclopropoxy-Benzoic Acid Methyl Ester
CAS No.	223690-01-5
Molecular Formula	C12H14O3
Molecular Weight	206.24 g/mol
Synonyms	Methyl 4-Cyclopropoxybenzoate; 4-(Cyclopropoxy)benzoic Acid Methyl Ester; Benzoic acid, 4-cyclopropoxy-, methyl ester; Methyl p-Cyclopropoxybenzoate; p-Cyclopropoxybenzoic Acid Methyl Ester; Cyclopropoxybenzoate Ester; CPBME (abbreviation)
EINECS	Contact for details

Quality Control

Our 4-Cyclopropoxy-Benzoic Acid Methyl Ester is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC, GC, NMR, and IR spectroscopy, to ensure identity, purity, and consistency. We provide full traceability and Certificates of Analysis (COA) are available for every shipment, confirming compliance with customer specifications and industry best practices for fine chemical intermediates.

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. The product is light-sensitive and should be stored away from direct light exposure.

Specification

Item	Specification
Appearance	White to off-white crystalline powder or solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0%
Melting Point	Contact for details
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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