3-[(1S,2S)-2-(Hydroxymethyl)-1H,2H,3H-naphtho[2,1-b]pyran-1-yl]-1-(4-nitrophenyl)thiourea CAS 318959-03-4

Purity 97%+In StockPharmaceutical Standards
CAS No.318959-03-4
Molecular FormulaC21H19N3O4S
Molecular Weight409.46 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

3-[(1S,2S)-2-(Hydroxymethyl)-1H,2H,3H-naphtho[2,1-b]pyran-1-yl]-1-(4-nitrophenyl)thiourea CAS 318959-03-4 chemical structure

Description

Order 3-[(1S,2S)-2-(Hydroxymethyl)-1H,2H,3H-naphtho[2,1-b]pyran-1-yl]-1-(4-nitrophenyl)thiourea (CAS 318959-03-4) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C21H19N3O4S. Molecular weight: 409.46 g/mol. COA included with every batch.

Physical & Chemical Properties

Molecular FormulaC21H19N3O4S
Molecular Weight409.46 g/mol
Purity97%+
StorageStore in a cool place (≤25°C), protect from light, keep sealed and dry
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)14.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2025
Nitrogen Atoms3
Sulfur Atoms1

Recommended Standards

Why CATO?