Description

4-tert-Butylphenyl p-Toluenesulfonate is a specialized organic sulfonate ester, a key intermediate in fine chemical synthesis. This compound matters for its role as a versatile building block in the production of advanced materials and active pharmaceutical ingredients (APIs). It is primarily needed by research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and polymer sectors for developing new compounds and functional materials.

Application

• Pharmaceutical Intermediate: A crucial building block in the synthesis of complex drug molecules and active pharmaceutical ingredients (APIs).
• Agrochemical Synthesis: Used in the production of advanced pesticides, herbicides, and plant growth regulators.
• Polymer Chemistry: Serves as a monomer or cross-linking agent in the development of specialty polymers and resins.
• Liquid Crystal Materials: Acts as a key intermediate in the manufacture of liquid crystal compounds for display technologies.
• Organic Synthesis Reagent: Employed in laboratory-scale and industrial organic reactions, particularly in esterification and protection group chemistry.
• Dye and Pigment Manufacturing: Utilized in the synthesis of specialized dyes and organic pigments.

Basic Information

Item	Detail
Product Name	4-tert-Butylphenyl p-Toluenesulfonate
CAS No.	7598-28-9
Molecular Formula	C17H20O3S
Molecular Weight	304.40 g/mol
Synonyms	p-Toluenesulfonic Acid 4-tert-Butylphenyl Ester; 4-(1,1-Dimethylethyl)phenyl 4-Methylbenzenesulfonate; Tosyloxy-tert-butylbenzene; 4-tert-Butylphenyl Tosylate; 4-tert-Butylphenyl 4-Methylbenzenesulfonate; 4-tert-Butylphenyl p-Tosylate; 4-tert-Butylphenyl Tosic Acid Ester
EINECS	Contact for details

Quality Control

Our 4-tert-Butylphenyl p-Toluenesulfonate is produced under strict quality management systems. Each batch undergoes rigorous analytical testing, including chromatographic purity analysis and identity confirmation, to ensure it meets the high standards required for research and industrial synthesis. Certificates of Analysis (COA) detailing purity, assay, and impurity profiles are available upon request to support your quality assurance protocols.

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. This material is light-sensitive (store away from light).

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Related Substances (HPLC)	Individual impurity ≤ 0.5%; Total impurities ≤ 1.5%

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