Description

2-Cyclopropoxyethyl 4-Methylbenzenesulfonate is a high-purity organic sulfonate ester, serving as a versatile and valuable chemical intermediate in advanced synthesis. Its structure makes it particularly useful for introducing the cyclopropoxyethyl moiety into target molecules, enabling the development of novel compounds with specific properties. This product is essential for research and development chemists and process engineers in the pharmaceutical, agrochemical, and specialty chemical industries seeking to create new active ingredients or functional materials.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of novel active pharmaceutical ingredients (APIs), particularly for candidates targeting central nervous system (CNS) disorders or anti-infective agents.
• Agrochemical Synthesis: Used in the research and production of advanced herbicides, fungicides, and insecticides where the cyclopropoxyethyl group can modulate biological activity and environmental persistence.
• Liquid Crystal & OLED Material Precursor: Serves as a critical intermediate for synthesizing specialized organic compounds used in electronic displays and optoelectronic devices.
• Polymer Modification: Employed to introduce functional side chains into polymers, altering their solubility, thermal stability, or reactivity for advanced material science applications.
• Cross-Coupling Reactions: Acts as an electrophilic coupling partner in palladium-catalyzed and other metal-mediated cross-coupling reactions to form carbon-carbon or carbon-heteroatom bonds.
• Chemical Research & Development: A valuable tool for medicinal and process chemistry in both academic and industrial R&D settings for exploring new synthetic pathways.

Basic Information

Item	Details
Product Name	2-Cyclopropoxyethyl 4-Methylbenzenesulfonate
CAS No.	862728-59-4
Molecular Formula	C13H18O4S
Molecular Weight	270.34 g/mol
Synonyms	p-Toluenesulfonic Acid 2-Cyclopropoxyethyl Ester; 2-Cyclopropoxyethyl Tosylate; 4-Methylbenzenesulfonic Acid 2-Cyclopropoxyethyl Ester; 2-Cyclopropoxyethyl p-Toluenesulfonate; Cyclopropoxyethyl Tosylate; (2-Cyclopropoxyethoxy)(4-methylphenyl)sulfone (common misnomer); Tosyloxyethyl Cyclopropyl Ether
EINECS	Contact for details

Quality Control

Every batch of 2-Cyclopropoxyethyl 4-Methylbenzenesulfonate is manufactured under strict quality management systems and undergoes comprehensive analytical testing. We ensure compliance with relevant industry standards for fine chemical intermediates. A detailed Certificate of Analysis (COA) documenting purity, identity, and impurity profiles is provided with each shipment to guarantee batch-to-batch consistency and support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at controlled room temperature (typically 15-25°C). Keep away from strong oxidizing agents, strong bases, and sources of ignition. For long-term storage, consider an inert atmosphere to maintain optimal purity.

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)	Total impurities ≤ 2.0%
Any single unknown impurity	≤ 0.5%

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