Description

Fk 336 CAS NO 121261-51-6 is a high-purity specialty chemical compound designed for advanced research and industrial synthesis. This material serves as a critical intermediate or functional additive in the development of high-performance materials and active pharmaceutical ingredients. It is particularly valuable for manufacturers and R&D laboratories in the pharmaceutical, agrochemical, and advanced polymer sectors seeking reliable, high-quality raw materials. Our product is supplied with full traceability and stringent quality control to ensure batch-to-batch consistency.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of novel active pharmaceutical ingredients (APIs) and drug candidates.
• Agrochemical Synthesis: Used in the production of advanced crop protection agents and herbicides.
• Polymer & Material Science: Functions as a monomer or cross-linking agent for creating specialty polymers with enhanced thermal or chemical resistance.
• Liquid Crystal & OLED Materials: Serves as a precursor in the manufacture of electronic display components and organic light-emitting diodes.
• Fine Chemical Synthesis: Employed in multi-step organic synthesis for creating complex molecular structures in research and development.
• Surface Treatment & Coatings: Acts as a functional additive to improve adhesion, durability, or specific surface properties in advanced coating formulations.

Basic Information

Product Name	Fk 336
CAS No.	121261-51-6
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	FK-336; 1,3-Bis(4-fluorobenzyl)-5,5-dimethylimidazolidine-2,4-dione; 1,3-Bis[(4-fluorophenyl)methyl]-5,5-dimethyl-2,4-imidazolidinedione; 5,5-Dimethyl-1,3-bis(4-fluorobenzyl)imidazolidine-2,4-dione; 121261-51-6; Fk336
EINECS	Contact for details

Quality Control

Every batch of Fk 336 is manufactured and tested under a strict quality management system. We ensure compliance with relevant industry standards, and our quality control protocols include identity confirmation, purity assay, and impurity profiling. A comprehensive Certificate of Analysis (COA) detailing all test results is provided with each shipment to guarantee product integrity and support your regulatory requirements.

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 dry conditions to prevent degradation. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white powder or crystalline solid
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 0.5%
Related Substances (HPLC)	Total impurities ≤ 2.0%
Residue on Ignition	≤ 0.1%

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