3-[(3R,4R)-6-Bromo-3-(hydroxymethyl)-3,4-dihydro-2H-1-benzopyran-4-yl]-1-(2,4-dichlorophenyl)-3-methylurea CAS 324009-22-5

Purity 97%+In StockPharmaceutical Standards
CAS No.324009-22-5
Molecular FormulaC18H17BrCl2N2O3
Molecular Weight460.15 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

3-[(3R,4R)-6-Bromo-3-(hydroxymethyl)-3,4-dihydro-2H-1-benzopyran-4-yl]-1-(2,4-dichlorophenyl)-3-methylurea CAS 324009-22-5 chemical structure

Description

3-[(3R,4R)-6-Bromo-3-(hydroxymethyl)-3,4-dihydro-2H-1-benzopyran-4-yl]-1-(2,4-dichlorophenyl)-3-methylurea (CAS 324009-22-5) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C18H17BrCl2N2O3. Molecular weight: 460.15 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.

Physical & Chemical Properties

Molecular FormulaC18H17BrCl2N2O3
Molecular Weight460.15 g/mol
AppearancePale yellow to yellow crystalline powder. (slight halide-like odor, low volatility)
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; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)10.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2025
Halogen ContentCl/Br-containing
Nitrogen Atoms2

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