Description

2-Amino-4-Nitrobenzenethiol is a versatile aromatic thiol derivative characterized by its amino and nitro functional groups. This compound is a valuable intermediate in organic synthesis, particularly for the construction of heterocyclic systems and as a ligand precursor in coordination chemistry. It is primarily utilized by research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and specialty chemical sectors for developing new active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of benzothiazole and other sulfur-containing heterocycles with potential biological activity.
• Agrochemical Synthesis: Used in the research and development of novel pesticides and herbicides.
• Coordination Chemistry: Acts as a ligand for metal complexes in catalysis and materials science applications.
• Dye and Pigment Intermediate: Serves as a precursor in the manufacture of specialized azo dyes and pigments.
• Polymer Modification: Employed as a functional monomer or cross-linking agent for specialty polymers.
• Analytical Reagent: Used in research laboratories as a derivatization agent or standard for analytical methods.

Basic Information

Product Name	2-Amino-4-Nitrobenzenethiol
CAS No.	7686-29-5
Molecular Formula	C6H6N2O2S
Molecular Weight	170.19 g/mol
Synonyms	4-Nitro-2-aminobenzenethiol; 2-Amino-4-nitrothiophenol; 2-Amino-4-nitrobenzenethiol; Benzenethiol, 2-amino-4-nitro-; 2-Amino-4-nitro-phenyl mercaptan; 4-Nitro-o-aminothiophenol; 2-Mercapto-5-nitroaniline
EINECS	231-680-8

Quality Control

Our 2-Amino-4-Nitrobenzenethiol is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation by FT-IR and NMR. We provide full traceability and Certificates of Analysis (COA) are available for all shipments to ensure compliance with your research and production specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at a controlled room temperature (15-25°C). Due to its sensitivity to oxidation, it is recommended to store under an inert atmosphere (e.g., nitrogen or argon) for long-term preservation. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	158 - 162 °C
Loss on Drying	≤ 1.0 %
Residue on Ignition	≤ 0.5 %

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