3-(2-{[(4-chlorophenyl)methyl]sulfanyl}-2-methylpropyl)-1-phenylurea CAS 337920-40-8

Purity 97%+In StockPharmaceutical Standards
CAS No.337920-40-8
Molecular FormulaC18H21ClN2OS
Molecular Weight348.89 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

3-(2-{[(4-chlorophenyl)methyl]sulfanyl}-2-methylpropyl)-1-phenylurea CAS 337920-40-8 chemical structure

Description

CATO manufactures 3-(2-{[(4-chlorophenyl)methyl]sulfanyl}-2-methylpropyl)-1-phenylurea under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.

3-(2-{[(4-chlorophenyl)methyl]sulfanyl}-2-methylpropyl)-1-phenylurea (CAS 337920-40-8) is a high-purity analytical reference standard with the molecular formula C18H21ClN2OS and a molecular weight of 348.89 g/mol.

3-(2-{[(4-chlorophenyl)methyl]sulfanyl}-2-methylpropyl)-1-phenylurea (C18H21ClN2OS) contains a steroid core, an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage, chlorine substitution. Halogen substitution raises its density and boiling point, its high carbon-to-hydrogen ratio confers good lipid solubility; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.

This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.

Physical & Chemical Properties

Molecular FormulaC18H21ClN2OS
Molecular Weight348.89 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)9.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2025
Halogen ContentCl-containing
Nitrogen Atoms2
Sulfur Atoms1

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