Description

1-Chloro-1,3-Propanediol is a versatile chlorinated diol intermediate of significant importance in fine chemical synthesis. Its bifunctional structure, featuring both a reactive chlorine atom and two hydroxyl groups, makes it a valuable building block for the production of more complex molecules. This compound is primarily sought by manufacturers in the pharmaceutical, agrochemical, and specialty polymer industries for use in research, development, and commercial-scale synthesis.

Application

• Pharmaceutical Intermediate: A key starting material or precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds requiring a chlorohydrin or propanediol backbone.
• Agrochemical Synthesis: Used in the manufacture of herbicides, fungicides, and plant growth regulators where its chlorinated diol structure introduces specific biological activity.
• Polymer & Resin Modifier: Serves as a monomer or cross-linking agent in the production of specialty polymers, epoxy resins, and polyurethanes, imparting specific chemical resistance or physical properties.
• Chemical Research & Development: Employed as a versatile reagent in organic synthesis laboratories for constructing complex molecular architectures, including heterocycles and chiral compounds.
• Surface Active Agent Precursor: Utilized in the synthesis of certain surfactants and emulsifiers for industrial and formulation chemistry.

Basic Information

Product Name	1-Chloro-1,3-Propanediol
CAS No.	1331-07-3
Molecular Formula	C3H7ClO2
Molecular Weight	110.54 g/mol
Synonyms	3-Chloro-1,2-propanediol (isomer); 1-Chloro-3-hydroxypropanol; 3-Chloropropane-1,2-diol; Glycerol 1-chlorohydrin; α-Chlorohydrin; 1-Chloropropane-1,3-diol; 1-Chloro-1,3-dihydroxypropane; Chloropropanediol
EINECS	215-558-5

Quality Control

Our 1-Chloro-1,3-Propanediol is manufactured under strict quality management systems to ensure batch-to-batch consistency and reliability. Each lot undergoes comprehensive analytical testing, including assay, impurity profiling, and identity confirmation. A Certificate of Analysis (COA) detailing all test results 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, dry, well-ventilated area away from incompatible materials such as strong bases and oxidizing agents. Recommended storage temperature is 2-8°C for extended stability, although short-term storage at controlled room temperature (15-25°C) is acceptable.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC/HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Specific Gravity (20°C)	1.30 - 1.34
Refractive Index (20°C)	1.470 - 1.480

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