Description

5-Phenyl-4-Thiohydantoic Acid is a specialized heterocyclic compound featuring a thiohydantoin core structure substituted with a phenyl group. This molecular architecture makes it a valuable intermediate and building block in advanced organic synthesis, particularly for the development of pharmaceuticals and bioactive molecules. It is primarily sought by research institutions and chemical manufacturers in the pharmaceutical, agrochemical, and material science sectors for creating novel compounds with targeted properties.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of potential drug candidates, especially those targeting neurological or metabolic disorders.
• Agrochemical Research: Used in the development of new herbicides, fungicides, or plant growth regulators due to its bioactive scaffold.
• Chemical Synthesis Building Block: Serves as a versatile reagent for constructing complex heterocyclic systems in medicinal and combinatorial chemistry.
• Material Science Precursor: Potential use in the synthesis of organic ligands for catalysts or functional polymers.
• Biochemical Research: May be utilized in studies involving enzyme inhibition or as a molecular probe.

Basic Information

Product Name	5-Phenyl-4-Thiohydantoic Acid
CAS No.	2215-20-5
Molecular Formula	C9H8N2O2S
Molecular Weight	208.24 g/mol
Synonyms	5-Phenyl-2-thioxoimidazolidin-4-one; 5-Phenyl-2-thiohydantoin; 4-Thiohydantoic acid, 5-phenyl-; 2-Thio-5-phenylhydantoin; 5-Phenyl-2-thiohydantoin; 5-Phenyl-2-sulfanylideneimidazolidin-4-one; NSC 403697; 2215-20-5
EINECS	218-704-5

Quality Control

Our 5-Phenyl-4-Thiohydantoic Acid is manufactured under strict quality management protocols. Each batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. We provide Certificates of Analysis (COA) with key parameters including assay, related substances, and residual solvents. Our quality systems support compliance with cGMP and relevant ICH guidelines for pharmaceutical intermediates.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Keep away from strong oxidizing agents and strong bases. The compound may be light-sensitive; prolonged exposure to light should be avoided.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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