Description

Toluene-4-Sulfonic Acid Oxetan-2-Ylmethyl Ester is a specialized sulfonate ester derivative, primarily utilized as a key synthetic intermediate and building block in advanced organic chemistry. Its core value lies in its reactivity as an alkylating agent and its utility in constructing complex molecular architectures, particularly those containing the oxetane ring system. This compound is essential for researchers and process chemists in the pharmaceutical, agrochemical, and advanced materials sectors who require high-purity intermediates for developing active ingredients and novel polymers.

Application

• Pharmaceutical Intermediate: A critical building block in the synthesis of active pharmaceutical ingredients (APIs), especially for compounds containing oxetane or sulfonate ester functionalities.
• Agrochemical Synthesis: Used in the research and production of novel herbicides, fungicides, and insecticides where the oxetane moiety can enhance biological activity or environmental profile.
• Polymer Chemistry: Serves as a monomer or cross-linking agent in the development of specialty polymers and resins with tailored thermal or mechanical properties.
• Material Science Research: Employed in creating advanced materials, such as liquid crystals or photoactive compounds, due to its specific molecular geometry and reactivity.
• Organic Synthesis Reagent: Acts as an alkylating or protecting group agent in multi-step synthetic routes for complex natural products and fine chemicals.

Basic Information

Product Name	Toluene-4-Sulfonic Acid Oxetan-2-Ylmethyl Ester
CAS No.	115845-51-7
Molecular Formula	C11H14O4S
Molecular Weight	242.29 g/mol
Synonyms	Oxetan-2-ylmethyl 4-methylbenzenesulfonate; 2-Oxetanylmethyl p-Toluenesulfonate; p-Toluenesulfonic Acid Oxetan-2-Ylmethyl Ester; 4-Methylbenzenesulfonic Acid Oxetan-2-Ylmethyl Ester; (Oxetan-2-yl)methyl Tosylate; Tosyloxymethyloxetane; 2-(Tosyloxymethyl)oxetane
EINECS	Contact for details

Quality Control

Our Toluene-4-Sulfonic Acid Oxetan-2-Ylmethyl Ester is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure high purity and consistency, meeting the exacting standards required for research and industrial synthesis. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment and is available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (typically 15-25°C). Keep away from heat, sparks, and open flame. This material is moisture-sensitive (hygroscopic) and should be handled under an inert atmosphere for prolonged storage to maintain stability.

Specification

Item	Specification
Appearance	White to off-white crystalline solid or powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%

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