7,9-Dichloro-2-phenyl-5-(p-tolyl)-5,10b-dihydro-1H-benzo[e]pyrazolo[1,5-c][1,3]oxazine CAS 302904-05-8

Purity 97%+In StockPharmaceutical Standards
CAS No.302904-05-8
Molecular FormulaC23H18Cl2N2O
Molecular Weight409.31 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

7,9-Dichloro-2-phenyl-5-(p-tolyl)-5,10b-dihydro-1H-benzo[e]pyrazolo[1,5-c][1,3]oxazine CAS 302904-05-8 chemical structure

Description

CATO supplies 7,9-Dichloro-2-phenyl-5-(p-tolyl)-5,10b-dihydro-1H-benzo[e]pyrazolo[1,5-c][1,3]oxazine (CAS 302904-05-8), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C23H18Cl2N2O. Molecular weight: 409.31 g/mol. Batch-specific COA and technical support are available on request.

Physical & Chemical Properties

Molecular FormulaC23H18Cl2N2O
Molecular Weight409.31 g/mol
AppearancePale yellow to yellow crystalline powder. (slight halide-like odor, low volatility)
Purity97%+
StorageStore at room temperature, 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)15.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2025
Halogen ContentCl-containing
Nitrogen Atoms2

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