1,5-Dichloropentane

1,5-Dichloropentane_628-76-2_High Purity 1,5-Dichloropentane_Pharmaceutical Intermediate

Core Product Parameters:

1,5-Dichloropentane, also known as pentamethylene dichloride, CAS: 628-76-2, has the molecular formula C5H10Cl2 and a molecular weight of 141.04. This compound is a colorless transparent liquid at room temperature and is an important dichloroalkane. Due to the presence of two chlorine atoms and its specific five-carbon chain structure, it exhibits high reactivity and selectivity, making it widely used as a pharmaceutical intermediate and organic synthesis building block.

Specifications and Quality Control:

We provide high-purity 1,5-dichloropentane with a standard specification of ≥99.0% (GC). Through multi-stage distillation processes and strict quality control, our product features low color, low moisture, and low impurity content. Each batch is analyzed via gas chromatography (GC) to ensure stable and reliable quality, meeting diverse needs from laboratory research to industrial production.

Main Application Fields:

1,5-Dichloropentane is an important fine chemical intermediate, with key applications including:

Pharmaceutical Intermediates: Used in synthesizing critical intermediates for antitumor drugs, neurological drugs, and other important pharmaceuticals.

Pesticide Synthesis: Serves as a key raw material in the synthesis of insecticides, herbicides, and other pesticides.

Functional Materials: Used in the preparation of liquid crystal materials, polymer cross-linking agents, and other functional materials.

Organic Synthesis: Acts as an important cyclization reagent in the synthesis of heterocyclic compounds.

Research Reagents: Widely used in organic synthesis research at universities and research institutions.

Surfactants: Used in synthesizing surfactants with unique structures.

Usage, Storage, and Safety Guidelines:

This product should be handled in a well-ventilated environment. Store in a sealed, light-protected, cool, and dry place. Operators must wear protective gloves, goggles, and other personal protective equipment to avoid contact with skin and eyes. The product is irritating to the eyes and skin. Please carefully review the MSDS (Material Safety Data Sheet) before use for specific safety operating procedures.

Packaging, Logistics, and Technical Services:

We offer various packaging specifications: 200kg/drum for industrial use, and 100ml, 500ml for reagent-grade packaging. Custom packaging, export services, and other tailored solutions are available. Each batch comes with a COA (Certificate of Analysis), MSDS, and other quality documents. Third-party testing reports can be provided upon request. Our professional technical team is ready to offer product application support and technical assistance.

Supplier Strength: Why Global Customers Choose Yancheng Longsheng Chemical?

Focus and Experience: Since its establishment in 1991, Longsheng Chemical has dedicated over three decades to the R&D, production, and global sales of fine chemical intermediates, including brominated and chlorinated alkanes, hydroxy esters, and aromatic hydrocarbons. As a key R&D and production base for organic bromine series products in China, our deep process knowledge ensures the highest product quality.

Production Capacity and Strategic Layout: Our headquarters and core production base are located in Yancheng, Jiangsu Province. To meet growing global demand and enhance supply chain resilience, we established a wholly-owned subsidiary in Hebi, Henan Province, in 2024—Hebi Haige Longsheng New Materials Co., Ltd. This modern production base covers 370 acres with a total investment of 1 billion CNY. Upon full completion, our annual production capacity will exceed 50,000 tons. This strategic expansion significantly boosts our capacity guarantee, delivery stability, and market responsiveness in high-end intermediates, aiming to build a world-class fine chemical new materials platform integrating "smart manufacturing + green environmental protection."

International Standard Quality System: We strictly implement and maintain the ISO 9001:2015 quality management system and ISO 14001:2015 environmental management system. We have passed the internationally recognized SEDEX (SMETA) social responsibility audit, and many of our products have completed formal registration under the EU REACH regulation, ensuring smooth access to international markets. Our quality control center is equipped with advanced instruments such as gas chromatographs (GC), automatic Karl Fischer moisture titrators, and UV spectrophotometers, establishing a comprehensive QA/QC system for full-process quality traceability and stringent control from raw material intake to finished product release.

Global Market Recognition and Cooperative Reputation: Longsheng Chemical's products and services have earned the trust of customers worldwide. Our products are steadily exported to Europe, North America, Japan, South Korea, Taiwan (China), India, Southeast Asia, and other regions. We have established long-term, stable strategic partnerships with many international pharmaceutical companies and multinational chemical groups. We understand that every collaboration marks the beginning of responsibility.

Our Commitment:

Yancheng Longsheng Chemical Co., Ltd. not only sells products but is committed to providing stable and reliable high-quality products, competitive pricing, fast and efficient logistics, and professional, timely technical support. We look forward to becoming your trusted, long-term strategic partner in the field of fine chemical intermediates. Welcome to inquire and discuss cooperation.