Description

2-Methyl-1H-Indole-5-Sulfonic Acid is a high-purity sulfonated indole derivative, serving as a critical building block in advanced organic synthesis. Its value lies in providing a functionalized indole scaffold essential for creating complex molecules with tailored properties. This compound is primarily needed by research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and specialty dye sectors for developing new active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel drug candidates, particularly those targeting neurological and oncological pathways.
• Agrochemical Synthesis: Used in the research and development of new generation pesticides and herbicides.
• Dye and Pigment Manufacturing: Acts as a core component for producing specialized, high-performance dyes and pigments.
• Material Science Research: Employed in the development of organic electronic materials and advanced polymers.
• Biochemical Research: Serves as a reagent or standard in various biochemical and analytical studies.
• Fine Chemical Production: Integral for the custom synthesis of complex, high-value specialty chemicals.

Basic Information

Product Name	2-Methyl-1H-Indole-5-Sulfonic Acid
CAS No.	67786-12-3
Molecular Formula	C9H9NO3S
Molecular Weight	211.24 g/mol
Synonyms	5-Sulfo-2-methylindole; 2-Methyl-5-indolesulfonic Acid; 2-Methylindole-5-sulfonic Acid; 1H-Indole-5-sulfonic acid, 2-methyl-; 2-Methyl-1H-indole-5-sulfonate; 5-Indolesulfonic acid, 2-methyl-
EINECS	Contact for details

Quality Control

Our 2-Methyl-1H-Indole-5-Sulfonic Acid is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. Certificates of Analysis (COA) documenting all critical parameters are available upon request, supporting compliance with rigorous R&D and production standards.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (typically 15-25°C). Keep away from strong oxidizing agents and incompatible materials.

Specification

Item	Specification
Appearance	Off-white to light brown powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.5%
Heavy Metals	≤ 20 ppm

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