Description

3-Chloropropyl Isocyanate is a versatile and highly reactive bifunctional intermediate essential for introducing both isocyanate and chloropropyl functionalities into target molecules. This compound matters for its role as a key building block in the synthesis of advanced materials and active pharmaceutical ingredients (APIs), enabling the creation of specialized polymers, agrochemicals, and pharmaceutical linkers. Industries such as pharmaceutical R&D, agrochemical manufacturing, and specialty polymer production rely on its precise reactivity to develop novel compounds with tailored properties.

Application

• Pharmaceutical Intermediates: A critical building block for synthesizing active pharmaceutical ingredients (APIs) and drug-linker molecules used in targeted therapies.
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and pesticides, where its reactive groups help create compounds with specific biological activity.
• Polymer & Resin Modification: Serves as a cross-linking agent and monomer for producing polyurethanes, polyureas, and other specialty polymers with enhanced mechanical or chemical resistance.
• Chemical Research & Development: Employed in academic and industrial R&D labs for exploring novel organic reactions and creating custom chemical entities.
• Surface Coating Agents: Utilized to modify surface properties of materials, improving adhesion, durability, and functionalization in coatings and composites.

Basic Information

Product Name	3-Chloropropyl Isocyanate
CAS No.	13010-19-0
Molecular Formula	C4H6ClNO
Molecular Weight	119.55 g/mol
Synonyms	3-Chloro-1-isocyanatopropane; (3-Chloropropyl)isocyanate; 1-Chloro-3-isocyanatopropane; 3-Chloropropane isocyanate; Isocyanic acid, 3-chloropropyl ester; γ-Chloropropyl isocyanate; NSC 9375
EINECS	235-870-5

Quality Control

Our 3-Chloropropyl Isocyanate is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes rigorous analytical testing, including assay by GC or HPLC and impurity profiling, to meet exacting customer specifications. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and physical properties is provided with every shipment to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, well-ventilated area away from heat sources and incompatible materials such as strong bases, alcohols, amines, and moisture. Due to its highly volatile nature, containers must be kept tightly sealed under an inert atmosphere (e.g., nitrogen) to prevent polymerization or degradation. Recommended storage temperature is 2-8°C for long-term stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC)	≥ 98.0%
Density (at 20°C)	1.18 - 1.22 g/mL
Water Content (KF)	≤ 0.1%

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