Isophthaloyl Dichloride, identified by CAS number 99-63-8, is a versatile bifunctional acyl chloride widely utilized across various industrial sectors. Its unique chemical structure and reactivity make it a cornerstone intermediate in the synthesis of advanced materials, pharmaceuticals, and agrochemicals. For purchasing managers and chemical engineers, a thorough understanding of its properties, safe handling, and procurement channels is vital.

This article aims to provide a concise overview of Isophthaloyl Dichloride. Typically appearing as a white flake solid, it possesses a high purity level, often exceeding 99.90%, which is critical for its downstream applications. Its molecular formula is C8H4Cl2O2, with a molecular weight of approximately 203.02 g/mol. Key chemical properties include its reactivity with nucleophiles, particularly water, with which it reacts to form hydrochloric acid and isophthalic acid. This moisture sensitivity necessitates careful storage and handling.

Safe handling and storage are paramount when working with Isophthaloyl Dichloride. It is classified as corrosive and irritant, requiring appropriate personal protective equipment (PPE) such as gloves, eye protection, and respiratory masks. Storage should be in a cool, dry, and well-ventilated warehouse, with containers kept tightly sealed to prevent moisture ingress. Understanding these safety protocols ensures operational integrity and personnel well-being.

The applications of Isophthaloyl Dichloride are extensive. It serves as a key intermediate in the production of high-performance polymers like aramids, known for their exceptional strength and thermal resistance. In the pharmaceutical industry, it is used in the synthesis of various drug intermediates and APIs. Furthermore, its role in agrochemical production contributes to the development of effective pesticides and crop protection agents.

For businesses looking to buy Isophthaloyl Dichloride, sourcing from a reliable manufacturer is crucial. NINGBO INNO PHARMCHEM CO.,LTD. is a leading supplier in China, offering high-purity Isophthaloyl Dichloride (≥99.90%) with guaranteed quality and competitive pricing. We provide flexible packaging solutions, typically 25KG drums, and ensure a stable supply chain for our global clientele. If you require a detailed quotation or product samples, please do not hesitate to contact our dedicated sales team. Secure your supply of this essential chemical intermediate today.