Description

1-Chloro-3-Methylsulfonyloxy-Propane is a specialized organic sulfonate ester derivative, serving as a versatile chemical intermediate and alkylating agent. Its core value lies in its bifunctional reactivity, enabling the introduction of both chloropropyl and methylsulfonyloxy groups into target molecules. This compound is particularly valuable for researchers and manufacturers in the pharmaceutical, agrochemical, and advanced materials sectors who require high-purity building blocks for synthesis.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds requiring specific sulfonate or chloropropyl functionalities.
• Agrochemical Synthesis: Used in the production of herbicides, fungicides, and plant growth regulators as a reactive linker or alkylating agent.
• Polymer & Material Science: Acts as a cross-linking agent or monomer modifier in the development of specialty polymers, resins, and functional materials.
• Organic Synthesis Reagent: Employed in laboratory-scale and industrial organic synthesis for nucleophilic substitution reactions and the preparation of more complex sulfonates.
• Liquid Crystal & Electronic Chemicals: Potential intermediate in the synthesis of components for liquid crystal displays (LCDs) and other electronic materials.

Basic Information

Product Name	1-Chloro-3-Methylsulfonyloxy-Propane
CAS No.	4239-16-1
Molecular Formula	C₄H₉ClO₃S
Molecular Weight	172.63 g/mol
Synonyms	3-(Methylsulfonyloxy)-1-chloropropane; 1-Chloro-3-(methylsulfonyloxy)propane; Propane, 1-chloro-3-(methylsulfonyloxy)-; Methanesulfonic acid, 3-chloropropyl ester; 3-Chloropropyl methanesulfonate; Chloropropyl mesylate; Mesyloxypropyl chloride
EINECS	224-200-5

Quality Control

Our 1-Chloro-3-Methylsulfonyloxy-Propane is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including assay (HPLC/GC), identification (IR, NMR), and impurity profiling, to ensure it meets the high standards required for synthetic applications. A detailed Certificate of Analysis (COA) is provided with every shipment, confirming specifications for identity, purity, and related substances.

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 acids, bases, and oxidizing agents. Recommended storage temperature is between 2°C and 25°C. Keep container tightly sealed when not in use to minimize exposure to moisture.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC/GC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Related Substances (HPLC)	Total impurities ≤ 2.0%
Density (at 20°C)	~1.30 g/cm³

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