Description

Benzoic Acid, 4-Amino-, Monohydrate (9Ci) is a high-purity organic compound primarily used as a key synthetic intermediate. This material is critical for the production of more complex molecules, particularly in the pharmaceutical and specialty chemical sectors. It is essential for research and manufacturing chemists in industries requiring precise and reliable building blocks for active pharmaceutical ingredients (APIs), dyes, and advanced materials.

Application

• Pharmaceutical Intermediate: A crucial building block in the synthesis of various active pharmaceutical ingredients (APIs) and diagnostic agents.
• Dye and Pigment Manufacturing: Serves as a precursor for azo dyes and other complex colorants used in textiles and industrial applications.
• Agrochemical Synthesis: Used in the research and development of advanced crop protection chemicals and herbicides.
• Research & Development: A valuable reagent in organic chemistry research for constructing novel molecular architectures.
• Specialty Polymer Production: Acts as a monomer or modifier in the synthesis of high-performance polymers and resins.
• Chemical Synthesis: Employed as a versatile intermediate for producing other fine chemicals and complex organic compounds.

Basic Information

Product Name	Benzoic Acid, 4-Amino-, Monohydrate (9Ci)
CAS No.	203308-44-5
Molecular Formula	C7H7NO2 · H2O
Molecular Weight	155.15 g/mol (Anhydrous basis)
Synonyms	4-Aminobenzoic Acid Monohydrate; p-Aminobenzoic Acid Monohydrate; Vitamin B10 Monohydrate; PABA Monohydrate; 4-Carboxyaniline Monohydrate; Benzoic acid, 4-amino-, hydrate (1:1); 203308-44-5
EINECS	Contact for details

Quality Control

Our Benzoic Acid, 4-Amino-, Monohydrate (9Ci) is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure it meets high-purity standards suitable for pharmaceutical and research applications. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment to guarantee traceability and batch-to-batch consistency.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). This material is light-sensitive (store away from light) and hygroscopic (moisture-sensitive). Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to standard
Assay (HPLC)	≥98.0%
Water Content (KF)	10.0% - 12.5%
Loss on Drying	Contact for details
Residue on Ignition	≤0.1%
Heavy Metals (as Pb)	≤20 ppm

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