Description

3,5-Dichloroisatoic Anhydride is a versatile halogenated heterocyclic building block of significant importance in advanced organic synthesis. This compound is valued for its role as a key precursor in the development of complex molecules, particularly in the pharmaceutical and agrochemical sectors. It is primarily sought after by research institutions and industrial manufacturers engaged in the synthesis of active pharmaceutical ingredients (APIs), dyes, and specialized fine chemicals.

Application

• Pharmaceutical Intermediate: A crucial building block for the synthesis of complex drug molecules and active pharmaceutical ingredients (APIs).
• Agrochemical Synthesis: Used in the research and production of advanced herbicides, fungicides, and pesticides.
• Dye and Pigment Manufacturing: Serves as a key intermediate in the creation of specialized, high-performance dyes and organic pigments.
• Organic Synthesis Research: Employed in academic and industrial R&D for constructing complex heterocyclic compounds and exploring new chemical entities.
• Fine Chemical Production: Integral to the manufacture of other high-value specialty chemicals used across various technology-driven industries.

Basic Information

Product Name	3,5-Dichloroisatoic Anhydride
CAS No.	4693-00-9
Molecular Formula	C8H3Cl2NO3
Molecular Weight	232.02 g/mol
Synonyms	3,5-Dichloro-1H-benzo[d][1,3]oxazine-2,4-dione; 3,5-Dichloro-2H-3,1-benzoxazine-2,4(1H)-dione; 3,5-Dichloro-2,4-dihydro-1H-3,1-benzoxazine-2,4-dione; Isatoic Anhydride, 3,5-dichloro-; 3,5-Dichloroisatoic Anhydride; 2,4(1H,3H)-Benzoxazinedione, 3,5-dichloro-; 3,5-Dichloroanthranilic acid N-carboxyanhydride
EINECS	225-158-2

Quality Control

Our 3,5-Dichloroisatoic Anhydride is produced under stringent quality management protocols to ensure batch-to-batch consistency and high purity. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing key parameters such as assay, impurity profile, and physical characteristics. Our quality systems are designed to meet the rigorous standards required for pharmaceutical and fine chemical applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area. Due to its hygroscopic nature, the container must be kept tightly sealed to minimize exposure to atmospheric moisture. Recommended storage temperature is between 15°C and 25°C.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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