Description

4-Thioxo-2-Imidazolidinone is a versatile sulfur-containing heterocyclic compound, also known as 2-Thiohydantoin, which serves as a critical building block in organic synthesis. Its unique thiocarbonyl functional group makes it a valuable precursor for the development of pharmaceuticals, agrochemicals, and advanced materials. This high-purity intermediate is essential for research and production in fine chemical, pharmaceutical, and life science industries requiring reliable and consistent quality.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of various active pharmaceutical ingredients (APIs), particularly those with thioamide or heterocyclic structures.
• Agrochemical Synthesis: Used in the development of herbicides, fungicides, and other crop protection agents.
• Chemical Research & Development: Serves as a versatile scaffold for novel compound libraries in medicinal chemistry and material science.
• Fine Chemical Production: Employed in the manufacture of specialty chemicals, dyes, and photographic chemicals.
• Biochemical Studies: Utilized as a model compound or reagent in biochemical research involving sulfur metabolism.

Basic Information

Product Name	4-Thioxo-2-Imidazolidinone
CAS No.	16310-60-4
Molecular Formula	C₃H₄N₂OS
Molecular Weight	116.14 g/mol
Synonyms	2-Thiohydantoin; 2-Imidazolidinethione; 2-Thioxoimidazolidin-4-one; NSC 40156; Hydantoin, 2-thio-; 4-Thioxohydantoin; 2-Thio-4-imidazolidinone; 2-Sulfanylideneimidazolidin-4-one
EINECS	240-378-6

Quality Control

Our 4-Thioxo-2-Imidazolidinone is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation by IR and NMR spectroscopy, to ensure it meets the high standards required for industrial and research applications. Certificates of Analysis (COA) documenting all critical parameters 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, well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	220 - 225 °C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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