Description

Cyclobutylmethyl 4-Methylbenzenesulfonate is a specialized organic sulfonate ester, a high-value intermediate in advanced synthetic chemistry. Its core value lies in its role as a versatile building block for constructing complex molecular architectures, particularly in the development of novel active pharmaceutical ingredients (APIs). This compound is essential for research and production chemists in the pharmaceutical, agrochemical, and advanced materials sectors who require precise and reliable synthetic intermediates for complex organic synthesis.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of novel drug candidates, particularly those containing cyclobutyl or modified sulfonate ester motifs.
• Agrochemical Synthesis: Used in the research and development of new pesticides and herbicides where the cyclobutylmethyl group imparts specific biological activity.
• Organic Synthesis Reagent: Acts as an alkylating agent or a protected alcohol precursor in multi-step synthetic routes for complex organic molecules.
• Material Science Research: Intermediate for creating specialized monomers or polymers with unique thermal or mechanical properties.
• Chemical Biology Probes: Utilized in the development of molecular probes and tags for studying biological systems and mechanisms.

Basic Information

Product Name	Cyclobutylmethyl 4-Methylbenzenesulfonate
CAS No.	13295-53-9
Molecular Formula	C12H16O3S
Molecular Weight	240.32 g/mol
Synonyms	Cyclobutylmethyl p-toluenesulfonate; 4-Methylbenzenesulfonic acid cyclobutylmethyl ester; p-Toluenesulfonic acid cyclobutylmethyl ester; Cyclobutylmethyl tosylate; Tosyloxycyclobutylmethane; (Cyclobutylmethyl) tosylate; Cyclobutylmethyl toluene-4-sulfonate; Cyclobutylmethyl 4-toluenesulfonate
EINECS	Contact for details

Quality Control

Our Cyclobutylmethyl 4-Methylbenzenesulfonate is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, GC, NMR, and IR spectroscopy, to ensure high purity and consistency. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing identity, assay, and impurity profiles. Our quality commitment ensures the material meets the stringent requirements for research and cGMP-grade pharmaceutical intermediate applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (15-25°C). Keep away from heat, sparks, and open flame. The compound is moisture-sensitive; keep the container tightly sealed in a dry environment.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid or low-melting solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Residual Solvents (GC)	Meets ICH guidelines

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