Description

1-Methylsulfonyloxypropan-2-One is a specialized organic sulfonate ester, a key reactive intermediate in advanced chemical synthesis. Its primary value lies in its role as a versatile mesylate or sulfonylation agent, enabling the introduction of the methylsulfonyloxy (MsO) functional group to create more complex molecules. This compound is essential for researchers and manufacturers in the pharmaceutical and fine chemical industries, particularly for developing active pharmaceutical ingredients (APIs) and other high-value synthetic targets.

Application

• Pharmaceutical Intermediate: A critical building block in the multi-step synthesis of complex drug molecules and active pharmaceutical ingredients (APIs).
• Fine Chemical Synthesis: Used as a sulfonylation or alkylation reagent in the production of specialty chemicals, agrochemicals, and performance materials.
• Protecting Group Chemistry: Serves as a reagent for introducing protecting groups in complex organic syntheses, particularly for alcohols and amines.
• Polymer Chemistry: Can be utilized as a monomer or cross-linking agent in the development of specialized polymeric materials.
• Research & Development: A valuable tool in academic and industrial R&D labs for exploring new synthetic pathways and novel compound libraries.

Basic Information

Product Name	1-Methylsulfonyloxypropan-2-One
CAS No.	23479-35-8
Molecular Formula	C₄H₈O₄S
Molecular Weight	152.17 g/mol
Synonyms	Acetone Mesylate; 2-Propanone, 1-(methylsulfonyloxy)-; 1-(Methylsulfonyloxy)acetone; 1-Mesyloxyacetone; 1-(Methanesulfonyloxy)propan-2-one; Methanesulfonic Acid 1-Oxo-2-propyl Ester; Acetonyl Methanesulfonate
EINECS	Contact for details

Quality Control

Our production of 1-Methylsulfonyloxypropan-2-One adheres to stringent quality management protocols. Each batch undergoes comprehensive analytical testing, including assay (HPLC), identification (IR, NMR), and impurity profiling, to ensure high purity and consistency. Certificates of Analysis (COA) documenting all specifications are 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, and well-ventilated area at controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and must be kept under dry, inert conditions to prevent decomposition. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Related Substances (HPLC)	Individual impurity ≤ 0.5%; Total impurities ≤ 1.5%

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