Description

Fk 401 is a specialized chemical compound identified by CAS NO 85476-59-1. This product is valued for its high purity and consistent performance in advanced synthesis and formulation processes. It is primarily utilized by research institutions and industrial manufacturers in the pharmaceutical and fine chemical sectors for the development of active ingredients and complex intermediates.

Application

• As a key building block or intermediate in pharmaceutical active ingredient (API) synthesis.
• In research and development for novel organic compounds and materials science.
• For the preparation of specialty fine chemicals and custom synthesis projects.
• As a reagent or precursor in academic and industrial laboratories for method development.

Basic Information

Product Name	Fk 401
CAS No.	85476-59-1
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	FK-401; 85476-59-1; Fk401; Fk 401; FK401; 1,2,4-Thiadiazole, 5-(4-methoxyphenyl)-3-(phenylamino)-; 5-(4-Methoxyphenyl)-3-(phenylamino)-1,2,4-thiadiazole; 3-Anilino-5-(4-methoxyphenyl)-1,2,4-thiadiazole
EINECS	Contact for details

Quality Control

Our Fk 401 is produced under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure it meets high-purity standards suitable for research and industrial use. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to guarantee traceability and compliance.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed after opening to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0%
Loss on Drying	≤ 0.5%

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