Description

4-Methyl-3-Hydroxyanthranilic Acid CAS NO 552-14-7 is a key organic intermediate and metabolite in the tryptophan degradation pathway. This compound matters for its role as a versatile building block in the synthesis of more complex molecules, particularly in pharmaceutical research and development. It is needed by manufacturers and researchers in the pharmaceutical, agrochemical, and fine chemical industries for applications ranging from drug discovery to the production of specialized chemicals.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of various active pharmaceutical ingredients (APIs) and investigational drugs.
• Biochemical Research: Used in metabolic pathway studies, particularly related to tryptophan catabolism and the kynurenine pathway.
• Agrochemical Synthesis: Serves as a building block for developing novel crop protection agents and herbicides.
• Fine Chemical Production: Employed in the manufacture of dyes, pigments, and other specialized organic compounds.
• Reference Standard: Utilized as an analytical standard in quality control laboratories for HPLC and other chromatographic methods.
• Nutritional & Cosmetic Research: Investigated for potential applications in nutraceutical formulations and advanced cosmetic ingredients.

Basic Information

Product Name	4-Methyl-3-Hydroxyanthranilic Acid
CAS No.	552-14-7
Molecular Formula	C8H9NO3
Molecular Weight	167.16 g/mol
Synonyms	3-Hydroxy-4-methylanthranilic acid; 4-Methyl-3-hydroxy-2-aminobenzoic acid; 2-Amino-3-hydroxy-4-methylbenzoic acid; 3-Hydroxy-4-methyl-2-aminobenzoic acid; 4-Methyl-3-hydroxyanthranilate; 4-MHA; 3-Hydroxy-4-methylanthranilate
EINECS	209-003-5

Quality Control

Our 4-Methyl-3-Hydroxyanthranilic Acid is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure high purity and consistency, meeting the stringent requirements for pharmaceutical and research applications. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment.

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). Due to its hygroscopic nature, the container must be kept tightly sealed after each use to minimize exposure to atmospheric moisture. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 10 ppm
Related Substances (HPLC)	Total impurities ≤ 2.0%

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