Methyl 5-[(E)-2-[4-(4-chlorophenoxy)-3-(2,6-dichlorophenyl)-[1,2]oxazolo[4,5-c]pyridin-7-yl]ethenyl]-3-(2,6-dichlorophenyl)-1,2-oxazole-4-carboxylate CAS 338773-21-0

Purity 97%+In StockPharmaceutical Standards
CAS No.338773-21-0
Molecular FormulaC31H16Cl5N3O5
Molecular Weight687.74 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Methyl 5-[(E)-2-[4-(4-chlorophenoxy)-3-(2,6-dichlorophenyl)-[1,2]oxazolo[4,5-c]pyridin-7-yl]ethenyl]-3-(2,6-dichlorophenyl)-1,2-oxazole-4-carboxylate CAS 338773-21-0 chemical structure

Description

Methyl 5-[(E)-2-[4-(4-chlorophenoxy)-3-(2,6-dichlorophenyl)-[1,2]oxazolo[4,5-c]pyridin-7-yl]ethenyl]-3-(2,6-dichlorophenyl)-1,2-oxazole-4-carboxylate (CAS 338773-21-0) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C31H16Cl5N3O5. Molecular weight: 687.74 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.

Physical & Chemical Properties

Molecular FormulaC31H16Cl5N3O5
Molecular Weight687.74 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; 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.)2025
Halogen ContentCl-containing
Nitrogen Atoms3

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