Description

1,2-Benzisothiazole-2(3H)-Acetic Acid, -α--Ethyl-3-Oxo- is a high-purity, specialized organic compound serving as a critical synthetic intermediate in advanced chemical manufacturing. Its unique benzisothiazole-acetic acid structure makes it a valuable building block for the development of novel active pharmaceutical ingredients (APIs) and functional materials. This product is essential for research and production teams in the pharmaceutical, agrochemical, and fine chemical sectors seeking to innovate and synthesize complex target molecules.

Application

This versatile intermediate is primarily utilized in sophisticated organic synthesis pathways. Key application areas include:

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of novel drug candidates, particularly those targeting neurological or anti-inflammatory pathways.
• Agrochemical Synthesis: Used in the research and development of new-generation herbicides, fungicides, and pesticides with enhanced efficacy.
• Fine Chemical Production: Acts as a building block for creating complex dyes, pigments, and other specialty chemicals requiring the benzisothiazole moiety.
• Material Science Research: Employed in the development of organic electronic materials, ligands for catalysis, and other advanced functional materials.
• Academic & Contract Research: A valuable reagent for medicinal chemistry and synthetic organic chemistry research in academic and industrial R&D laboratories.

Basic Information

Product Name	1,2-Benzisothiazole-2(3H)-Acetic Acid, -α--Ethyl-3-Oxo-
CAS No.	126684-64-8
Molecular Formula	C11H11NO3S
Molecular Weight	237.27 g/mol
Synonyms	α-Ethyl-3-oxo-1,2-benzisothiazole-2(3H)-acetic acid; 2-(α-Ethyl-3-oxo-1,2-benzisothiazol-2(3H)-yl)acetic acid; 3-Oxo-α-ethyl-1,2-benzisothiazole-2(3H)-acetic acid; Ethyl 3-oxo-1,2-benzisothiazole-2(3H)-acetate derivative (acid form); BITA-Ethyl-3-one; 126684-64-8; Benzisothiazole acetic acid ethyl ketone derivative
EINECS	Contact for details

Quality Control

Our 1,2-Benzisothiazole-2(3H)-Acetic Acid, -α--Ethyl-3-Oxo- is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing to ensure identity, purity, and consistency, meeting the high standards required for pharmaceutical and fine chemical synthesis. A comprehensive Certificate of Analysis (COA) detailing purity, impurity profile, and physical characteristics is provided with each shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (typically 15-25°C). Keep away from strong oxidizing agents, strong bases, and incompatible materials. For long-term storage, consider an inert atmosphere to preserve stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0% Any single unknown impurity ≤ 0.5%
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.