Description

Potassium Phenyl Sulphate is an important organic salt widely used as a key intermediate and reagent in advanced chemical synthesis. Its primary value lies in its role as a versatile building block for creating more complex sulfated compounds and in specialized analytical applications. This product is essential for research laboratories, pharmaceutical development, and fine chemical manufacturing where precise and reliable intermediates are required.

Application

• Pharmaceutical Intermediate: Serves as a crucial precursor in the synthesis of active pharmaceutical ingredients (APIs) and prodrugs, particularly those requiring sulfate ester functionalities.
• Biochemical Research: Used as a substrate or standard in enzymatic studies, especially for sulfatase and sulfotransferase activity assays.
• Organic Synthesis Reagent: Acts as a phenylsulfate group transfer agent in the preparation of specialty chemicals, dyes, and functional materials.
• Analytical Chemistry: Employed as a reference standard in chromatographic methods (HPLC, LC-MS) for the quantification of phenolic sulfates in complex matrices.
• Material Science: Investigated for use in the surface modification of materials and in the development of ionic liquid formulations.

Basic Information

Product Name	Potassium Phenyl Sulphate
CAS No.	1733-88-6
Molecular Formula	C6H5KO4S
Molecular Weight	212.27 g/mol
Synonyms	Potassium Phenol Sulfate; Phenol Sulfate Potassium Salt; Phenylsulfuric Acid Potassium Salt; Potassium Phenolsulfonate (related); Benzenesulfuric Acid Potassium Salt; Potassium Benzenesulfate; KPS; PPS
EINECS	217-071-2

Quality Control

Our Potassium Phenyl Sulphate is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. A detailed Certificate of Analysis (COA) is provided with every shipment, documenting key parameters such as assay, impurity profile, and moisture content. We adhere to cGMP principles where applicable to support our clients in regulated industries.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and must be kept under anhydrous conditions. Minimize exposure to air and humidity during handling to maintain product integrity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 2.0%
Heavy Metals (as Pb)	≤ 20 ppm
Residue on Ignition	≤ 0.1%
pH (5% solution)	6.0 - 8.0

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