Description

4-Aminobenzoic Acid (CAS NO 150-13-0) is a vital organic compound serving as a key building block in pharmaceutical and fine chemical synthesis. Its bifunctional nature, featuring both an aromatic amine and a carboxylic acid group, makes it an indispensable intermediate for a wide range of industrial processes. This compound is essential for manufacturers in the pharmaceutical, dye, and personal care industries seeking reliable, high-purity raw materials.

Application

• Pharmaceutical Intermediate: A critical precursor in the synthesis of folic acid (vitamin B9) and various sulfa drugs (sulfonamide antibiotics).
• UV Filter Production: Used in the manufacture of padimate O and other sunscreen agents for personal care products.
• Dye and Pigment Synthesis: Serves as a key intermediate for producing azo dyes and other colorants.
• Biochemical Research: Employed as a growth factor for certain bacterial cultures in microbiological studies.
• Crosslinking Agent: Utilized in polymer chemistry and the production of specialty resins.
• Food & Feed Additive Precursor: Acts as a starting material for the synthesis of certain vitamins and nutritional supplements.

Basic Information

Product Name	4-Aminobenzoic Acid
CAS No.	150-13-0
Molecular Formula	C7H7NO2
Molecular Weight	137.14 g/mol
Synonyms	p-Aminobenzoic Acid; PABA; Vitamin Bx; 4-Aminobenzenecarboxylic Acid; Para-Aminobenzoic Acid; Bacterial Vitamin H1; Anticanitic Vitamin; Chromotrichia Factor
EINECS	205-753-0

Quality Control

Our 4-Aminobenzoic Acid is produced under a stringent quality management system. We offer grades compliant with USP, Ph. Eur., and FCC standards, ensuring suitability for demanding applications in pharmaceuticals and food additives. Every batch is accompanied by a comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles, available upon request.

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 strong oxidizing agents and incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms
Assay (HPLC)	≥ 99.0%
Melting Point	186 - 189 °C
Loss on Drying	≤ 0.5%
Sulfated Ash	≤ 0.1%
Heavy Metals (as Pb)	≤ 10 ppm

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