Description

Ethyl 2-[(4-Methylphenyl)Sulfonyl]Acetate is a versatile sulfonyl-containing ester building block of significant interest in advanced organic synthesis. This compound matters for its role as a key intermediate in the production of pharmaceuticals, agrochemicals, and functional materials, enabling the introduction of the tosylmethyl moiety. Industries that need it include fine chemical manufacturers, R&D laboratories, and companies developing active pharmaceutical ingredients (APIs) or crop protection agents.

Application

• As a critical synthetic intermediate in the multi-step synthesis of complex pharmaceutical molecules and active ingredients.
• Utilized in agrochemical research and production for creating novel herbicides, fungicides, and plant growth regulators.
• Serves as a versatile alkylating agent or building block in organic chemistry for constructing carbon-sulfur bonds and heterocyclic compounds.
• Used in material science for the synthesis of specialty polymers and functional organic materials.
• Employed in academic and industrial R&D for method development and exploring new chemical entities.
• Acts as a precursor for the synthesis of sulfone-based ligands and catalysts used in asymmetric synthesis.

Basic Information

Product Name	Ethyl 2-[(4-Methylphenyl)Sulfonyl]Acetate
CAS No.	2850-19-3
Molecular Formula	C11H14O4S
Molecular Weight	242.29 g/mol
Synonyms	Ethyl (p-Tolylsulfonyl)acetate; Ethyl Tosylacetate; Ethyl 2-(p-Toluenesulfonyl)acetate; Ethyl (4-Methylphenylsulfonyl)acetate; 2-[(4-Methylphenyl)sulfonyl]acetic acid ethyl ester; Acetic acid, 2-[(4-methylphenyl)sulfonyl]-, ethyl ester; NSC 403697
EINECS	220-661-1

Quality Control

Our Ethyl 2-[(4-Methylphenyl)Sulfonyl]Acetate is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure high purity and consistency, meeting the stringent requirements of our global B2B clients. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents and bases.

Specification

Item	Specification
Appearance	White to off-white crystalline powder or solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 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.