Description

N,n-Diphenylselenourea is a specialized organoselenium compound with the CAS number 21347-28-4, serving as a key reagent and intermediate in advanced chemical synthesis. This compound matters for its unique selenium-based reactivity, which enables critical transformations in the development of novel materials and active pharmaceutical ingredients. It is primarily needed by research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and materials science sectors for applications requiring precise selenium incorporation.

Application

• Pharmaceutical Intermediate: Used in the synthesis of selenium-containing drug candidates and active pharmaceutical ingredients (APIs).
• Agrochemical Research: Serves as a building block for developing novel fungicides and pesticides with enhanced properties.
• Organic Synthesis Reagent: Acts as a selenium transfer agent or catalyst in various organic transformations and cross-coupling reactions.
• Materials Science: Employed in the research and development of specialized polymers, semiconductors, and nanomaterials.
• Chemical Research: A valuable tool in academic and industrial R&D for exploring new organoselenium chemistry and reaction pathways.
• Reference Standard: Used as an analytical standard in quality control laboratories for method development and validation.

Basic Information

Product Name	N,n-Diphenylselenourea
CAS No.	21347-28-4
Molecular Formula	C13H12N2Se
Molecular Weight	275.21 g/mol
Synonyms	1,3-Diphenyl-2-selenourea; Selenourea, 1,3-diphenyl-; Diphenylselenourea; N,N'-Diphenylselenourea; 2-Seleno-1,3-diphenylurea; 1,3-Diphenyl-2-selenouree; NSC 403697; EINECS 244-350-0
EINECS	244-350-0

Quality Control

Our N,n-Diphenylselenourea is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including identification, assay, and impurity profiling. A Certificate of Analysis (COA) detailing all test results is provided with every shipment to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). Keep the container tightly sealed to minimize exposure to moisture and air.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Heavy Metals	< 20 ppm
Residue on Ignition	< 0.1%
Solubility	Soluble in DMSO, DMF; slightly soluble in organic solvents

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