Description

1,2-Benzisothiazole-3-Acetic Acid Methyl Ester is a versatile heterocyclic building block and synthetic intermediate of significant importance in advanced organic synthesis. Its core structure is highly valued for constructing complex molecules, particularly in the development of active pharmaceutical ingredients (APIs) and specialty agrochemicals. This compound is essential for research and production chemists in the pharmaceutical, agrochemical, and fine chemical industries seeking to introduce the benzisothiazole moiety into target molecules.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly those targeting neurological and anti-inflammatory pathways.
• Agrochemical Synthesis: Used in the development of next-generation fungicides, herbicides, and insecticides due to its bioactive heterocyclic core.
• Organic Synthesis Building Block: Serves as a versatile scaffold for constructing complex heterocyclic compounds in research and development.
• Material Science Research: Investigated as a monomer or additive for creating specialized polymers with unique electronic or photophysical properties.
• Dye and Pigment Intermediate: Utilized in the synthesis of specialized colorants and functional dyes.

Basic Information

Product Name	1,2-Benzisothiazole-3-Acetic Acid Methyl Ester
CAS No.	29876-70-8
Molecular Formula	C10H9NO2S
Molecular Weight	207.25 g/mol
Synonyms	Methyl 1,2-benzisothiazol-3-ylacetate; Methyl (1,2-benzisothiazol-3-yl)acetate; 3-Acetic Acid Methyl Ester-1,2-Benzisothiazole; 1,2-Benzisothiazol-3-ylacetic acid methyl ester; Benzisothiazole-3-acetic acid methyl ester; BTA Methyl Ester
EINECS	Contact for details

Quality Control

Our 1,2-Benzisothiazole-3-Acetic Acid Methyl Ester is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high purity and consistency. Certificates of Analysis (COA) detailing all specifications are provided with every shipment to guarantee traceability and compliance with your research or production requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from strong bases and incompatible materials such as strong oxidizing agents. The container must be kept tightly closed to prevent moisture absorption.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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