Description

Benzoic Acid, 4-Amino-2-Hydroxy-, Conjugate Monoacid (9Ci) is a specialized aromatic compound featuring both amino and hydroxyl functional groups on the benzoic acid core. This unique structure makes it a valuable intermediate for synthesizing more complex molecules, particularly in the pharmaceutical and agrochemical sectors. It is essential for research and development chemists and process engineers working on active pharmaceutical ingredients (APIs), dyes, and advanced material precursors.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of novel APIs and diagnostic agents.
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and plant growth regulators.
• Dye and Pigment Manufacturing: Serves as a precursor for azo dyes and other colorants.
• Research & Development: A crucial reagent in organic synthesis and medicinal chemistry research for creating new compound libraries.
• Coordination Chemistry: Acts as a ligand for metal complexes due to its multifunctional chelating sites.

Basic Information

Product Name	Benzoic Acid, 4-Amino-2-Hydroxy-, Conjugate Monoacid (9Ci)
CAS No.	40853-19-8
Molecular Formula	C7H7NO3
Molecular Weight	153.14 g/mol
Synonyms	4-Amino-2-hydroxybenzoic acid; 2-Hydroxy-4-aminobenzoic acid; 4-Aminosalicylic acid impurity; 4-Carboxy-3-hydroxyaniline; 3-Hydroxy-4-aminobenzoic acid; 4-Amino-2-hydroxybenzoic acid conjugate monoacid; 4-Aminosalicylic acid related compound A
EINECS	Contact for details

Quality Control

Our Benzoic Acid, 4-Amino-2-Hydroxy-, Conjugate Monoacid (9Ci) is produced under a strict quality management system. Every batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets precise customer specifications and industry standards. Certificates of Analysis (COA) documenting all critical parameters are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). This product is hygroscopic (moisture-sensitive); ensure containers are kept tightly sealed to prevent absorption of atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
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.