Description

4-Isopropoxy-3,5-Dimethyl-Benzoic Acid Methyl Ester is a high-purity organic ester derivative of benzoic acid, serving as a critical advanced intermediate in fine chemical synthesis. Its value lies in its functionalized aromatic structure, which provides a versatile platform for constructing more complex molecules in pharmaceutical and agrochemical research. This compound is primarily needed by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries for applications such as active pharmaceutical ingredient (API) development and novel crop protection agent synthesis.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of novel drug candidates and active pharmaceutical ingredients (APIs).
• Agrochemical Synthesis: Used in the research and development of advanced herbicides, fungicides, and plant growth regulators.
• Liquid Crystal & OLED Material Precursor: Serves as a starting material for synthesizing specialized organic compounds used in electronic displays.
• Fine Chemical & Specialty Polymer Intermediate: Employed in the production of performance chemicals, dyes, and polymers requiring specific aromatic ester functionalities.
• Chemical Research & Development: A valuable reagent for method development and exploring new organic reactions in academic and industrial laboratories.
• Flavor & Fragrance Ingredient Synthesis: Potential intermediate for creating complex aromatic esters used in specialty fragrance compositions.

Basic Information

Product Name	4-Isopropoxy-3,5-Dimethyl-Benzoic Acid Methyl Ester
CAS No.	1429901-53-0
Molecular Formula	C14H20O3
Molecular Weight	236.31 g/mol
Synonyms	Methyl 4-Isopropoxy-3,5-dimethylbenzoate; Benzoic acid, 4-(1-methylethoxy)-3,5-dimethyl-, methyl ester; 3,5-Dimethyl-4-isopropoxybenzoic acid methyl ester; Methyl 3,5-dimethyl-4-isopropoxybenzoate; 4-(Isopropoxy)-3,5-dimethylbenzoic acid methyl ester
EINECS	Contact for details

Quality Control

Our 4-Isopropoxy-3,5-Dimethyl-Benzoic Acid Methyl 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 every shipment, detailing all critical specifications. Our quality commitment supports compliance with cGMP and ICH guidelines for advanced pharmaceutical intermediates.

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 heat, sparks, and open flame. For long-term storage, consider an inert atmosphere to maintain optimal purity.

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%
Melting Point	Contact for details
Residue on Ignition	≤0.1%
Heavy Metals	≤10 ppm

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