Description

1,2-Benzisoxazole-3(2H)-Thione(9Ci) is a specialized heterocyclic organic compound with the CAS registry number 69528-56-9. This chemical serves as a versatile and valuable synthetic intermediate in advanced organic synthesis and pharmaceutical research. It is primarily sought after by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and material science industries for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders.
• Agrochemical Synthesis: Used in the research and development of new active ingredients for crop protection products.
• Material Science Research: Employed as a precursor in the development of advanced organic electronic materials and functional polymers.
• Chemical Biology & Proteomics: Acts as a reactive handle or probe in the study of enzyme mechanisms and protein labeling.
• Academic & Industrial R&D: Serves as a fundamental reagent for methodological development in organic chemistry and heterocyclic chemistry.

Basic Information

Product Name	1,2-Benzisoxazole-3(2H)-Thione(9Ci)
CAS No.	69528-56-9
Molecular Formula	C7H5NOS
Molecular Weight	151.19 g/mol
Synonyms	1,2-Benzisoxazole-3-thiol; 3-Mercapto-1,2-benzisoxazole; 1,2-Benzisoxazole-3(2H)-thione; Benzisoxazole-3-thione; 2,1-Benzisoxazole-3(1H)-thione; 3-Hydroxy-1,2-benzisothiazole; 1,2-Benzisothiazol-3-ol
EINECS	Contact for details

Quality Control

Our 1,2-Benzisoxazole-3(2H)-Thione is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. We provide full traceability and a detailed Certificate of Analysis (COA) with every shipment, confirming compliance with customer specifications and relevant research-grade standards.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Keep away from heat, sparks, and open flame. This material is moisture-sensitive; ensure the container is kept tightly sealed in a dry environment.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%

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