Methyl (E)-5-(2-(4-(4-chlorophenoxy)-3-phenylisoxazolo[4,5-c]pyridin-7-yl)vinyl)-3-phenylisoxazole-4-carboxylate CAS 551921-78-9

Purity 97%+In StockPharmaceutical Standards
CAS No.551921-78-9
Molecular FormulaC31H20ClN3O5
Molecular Weight549.96 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Methyl (E)-5-(2-(4-(4-chlorophenoxy)-3-phenylisoxazolo[4,5-c]pyridin-7-yl)vinyl)-3-phenylisoxazole-4-carboxylate CAS 551921-78-9 chemical structure

Description

Methyl (E)-5-(2-(4-(4-chlorophenoxy)-3-phenylisoxazolo[4,5-c]pyridin-7-yl)vinyl)-3-phenylisoxazole-4-carboxylate (CAS 551921-78-9) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C31H20ClN3O5. Molecular weight: 549.96 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.

Physical & Chemical Properties

Molecular FormulaC31H20ClN3O5
Molecular Weight549.96 g/mol
AppearancePale yellow to yellow crystalline powder. (slight halide-like odor)
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)23.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1984
Halogen ContentCl-containing
Nitrogen Atoms3

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