Description

3-Cyclopropoxy-Benzoic Acid tert-Butyl Ester is a high-purity, advanced pharmaceutical intermediate designed for the synthesis of complex active pharmaceutical ingredients (APIs). This compound matters because it provides a critical, structurally defined building block that enables efficient and scalable routes in modern medicinal chemistry. It is primarily needed by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and fine chemical industries for creating novel molecules with potential therapeutic or biological activity.

Application

• Pharmaceutical Intermediate: A key synthon in the research and development of new drug candidates, particularly those targeting central nervous system (CNS) disorders, inflammation, and metabolic diseases.
• Agrochemical Synthesis: Used in the preparation of novel herbicides, fungicides, and insecticides, leveraging the cyclopropoxy moiety for enhanced biological activity.
• Ligand and Catalyst Development: Serves as a precursor for creating specialized ligands used in asymmetric catalysis and metal-organic frameworks (MOFs).
• Material Science Research: Employed in the synthesis of monomers or additives for advanced polymers with specific optical or electronic properties.
• Academic & Contract Research: Essential for universities and CROs (Contract Research Organizations) conducting exploratory organic synthesis and method development.

Basic Information

Product Name	3-Cyclopropoxy-Benzoic Acid tert-Butyl Ester
CAS No.	1394943-42-0
Molecular Formula	C15H20O3
Molecular Weight	248.32 g/mol
Synonyms	tert-Butyl 3-cyclopropoxybenzoate; Benzoic acid, 3-cyclopropoxy-, 1,1-dimethylethyl ester; 3-Cyclopropoxybenzoic acid 1,1-dimethylethyl ester; 3-Cyclopropoxy-benzoic acid tert-butyl ester; 3-Cyclopropoxybenzoic Acid t-Butyl Ester; t-Butyl 3-(cyclopropyloxy)benzoate; 3-Cyclopropoxybenzoic Acid tert-Butyl Ester
EINECS	Contact for details

Quality Control

Our 3-Cyclopropoxy-Benzoic Acid tert-Butyl Ester is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing all critical quality attributes. Our commitment to cGMP and ISO standards ensures reliable supply for your most demanding R&D and scale-up projects.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Keep away from heat, open flames, and incompatible materials such as strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Assay (HPLC)	≥98.0%
Related Substances (HPLC)	Total impurities ≤2.0%
Any single impurity	≤0.5%
Residual Solvents (GC)	Complies with ICH Q3C

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