Description

2-Butoxyethyl Tosylate is a high-purity organic chemical intermediate, specifically the tosylate ester of 2-butoxyethanol. This compound is valued for its role as an effective alkylating agent and protecting group reagent in sophisticated organic synthesis. It is primarily required by manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries for the production of active ingredients and advanced materials.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of active pharmaceutical ingredients (APIs), particularly for introducing the 2-butoxyethyl moiety.
• Agrochemical Synthesis: Used in the manufacture of herbicides, pesticides, and plant growth regulators requiring specific ether functionalities.
• Polymer & Resin Modification: Acts as a functional monomer or cross-linking agent in the production of specialty polymers, coatings, and adhesives.
• Chemical Research & Development: Employed in laboratory-scale organic synthesis as a versatile reagent for alkylation and protection-deprotection strategies.
• Dye & Pigment Manufacturing: Intermediate in the synthesis of specialized colorants and photographic chemicals.
• Liquid Crystal & Electronic Materials: Used in the production of precursors for display materials and other electronic chemicals.

Basic Information

Product Name	2-Butoxyethyl Tosylate
CAS No.	6661-54-7
Molecular Formula	C₁₃H₂₀O₄S
Molecular Weight	272.36 g/mol
Synonyms	2-Butoxyethyl p-Toluenesulfonate; Ethylene Glycol Monobutyl Ether Tosylate; 2-Butoxyethanol Tosylate; 2-Butoxyethyl 4-Methylbenzenesulfonate; Butyl Cellosolve Tosylate; p-Toluenesulfonic Acid 2-Butoxyethyl Ester; EGMBE Tosylate; Contact for details on additional trade names.
EINECS	229-706-7

Quality Control

Our 2-Butoxyethyl Tosylate is manufactured under a strict quality management system. Every batch undergoes rigorous analytical testing, including chromatography (HPLC/GC) and spectroscopic methods, to ensure high chemical purity and consistency. A comprehensive Certificate of Analysis (COA) detailing identity, assay, and impurity profiles is provided with each shipment to guarantee compliance with your specifications.

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 heat, sparks, and open flame. Due to its light-sensitive nature, containers should be kept in opaque packaging or amber glass.

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%
Specific Gravity (20°C)	1.10 - 1.15

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