Description

4-(Hydroxyimino-Methyl)-Benzoic Acid Methyl Ester is a specialized organic compound belonging to the class of benzoic acid derivatives, serving as a versatile synthetic intermediate. Its core value lies in its reactive oxime and ester functional groups, which are pivotal for constructing more complex molecular architectures in advanced chemical synthesis. This high-purity building block is essential for research and development chemists and process engineers in the pharmaceutical, agrochemical, and fine chemical industries who require reliable, high-quality intermediates for their synthesis workflows.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly those requiring oxime or benzoate motifs.
• Agrochemical Synthesis: Used in the development and production of advanced pesticides, herbicides, and plant growth regulators.
• Fine Chemical Manufacturing: Serves as a crucial building block for dyes, pigments, photoinitiators, and other specialty organic compounds.
• Research & Development: Employed in academic and industrial R&D labs for method development, medicinal chemistry, and exploring new synthetic pathways.
• Polymer Chemistry: Can be utilized as a monomer or functionalizing agent in the production of specialty polymers with tailored properties.

Basic Information

Product Name	4-(Hydroxyimino-Methyl)-Benzoic Acid Methyl Ester
CAS No.	53148-13-3
Molecular Formula	C9H9NO3
Molecular Weight	179.17 g/mol
Synonyms	Methyl 4-(hydroxyiminomethyl)benzoate; Methyl p-formylbenzoate oxime; 4-(Hydroxyiminomethyl)benzoic acid methyl ester; Benzoic acid, 4-[(hydroxyimino)methyl]-, methyl ester; Methyl 4-[(hydroxyimino)methyl]benzoate; p-(Hydroxyiminomethyl)benzoic acid methyl ester
EINECS	Contact for details

Quality Control

Our 4-(Hydroxyimino-Methyl)-Benzoic Acid Methyl Ester is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high purity and consistency. We provide comprehensive Certificates of Analysis (COA) with every shipment, detailing all specified parameters. Our quality commitment aligns with cGMP principles where applicable, ensuring a reliable supply for critical applications.

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). Due to its property of being easily oxidized, it is recommended to store the product under an inert atmosphere (e.g., nitrogen or argon) for long-term preservation. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 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.