4-(5-Methyl-1,2,4-oxadiazol-3-yl)-2-[(2-methylphenyl)methyl]-1H,2H,3H,5H,6H,7H,8H,9H-pyrimido[1,6-a]azepine-1,3-dione CAS 1775354-03-4

Purity 97%+In StockPharmaceutical Standards
CAS No.1775354-03-4
Molecular FormulaC20H22N4O3
Molecular Weight366.41 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

4-(5-Methyl-1,2,4-oxadiazol-3-yl)-2-[(2-methylphenyl)methyl]-1H,2H,3H,5H,6H,7H,8H,9H-pyrimido[1,6-a]azepine-1,3-dione CAS 1775354-03-4 chemical structure

Description

The occurrence of 4-(5-Methyl-1,2,4-oxadiazol-3-yl)-2-[(2-methylphenyl)methyl]-1H,2H,3H,5H,6H,7H,8H,9H-pyrimido[1,6-a]azepine-1,3-dione is closely related to a steroid core, an amide group, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

4-(5-Methyl-1,2,4-oxadiazol-3-yl)-2-[(2-methylphenyl)methyl]-1H,2H,3H,5H,6H,7H,8H,9H-pyrimido[1,6-a]azepine-1,3-dione (CAS 1775354-03-4), molecular formula C20H22N4O3 and molecular weight 366.41 g/mol, is a CATO reference standard with documented purity and traceability.

4-(5-Methyl-1,2,4-oxadiazol-3-yl)-2-[(2-methylphenyl)methyl]-1H,2H,3H,5H,6H,7H,8H,9H-pyrimido[1,6-a]azepine-1,3-dione (C20H22N4O3) contains a steroid core, an amide group, a hydroxyl group, an ether linkage. It is notably hygroscopic, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.

CATO manufactures 4-(5-Methyl-1,2,4-oxadiazol-3-yl)-2-[(2-methylphenyl)methyl]-1H,2H,3H,5H,6H,7H,8H,9H-pyrimido[1,6-a]azepine-1,3-dione under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.

Physical & Chemical Properties

Molecular FormulaC20H22N4O3
Molecular Weight366.41 g/mol
AppearancePale yellow to yellow crystalline powder
Purity97%+
StorageStore at 2-8°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)12.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1994
Nitrogen Atoms4

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