Methyl (s)-1'-(oxetan-3-ylmethyl)-2'-oxo-3,4-dihydro-1h-spiro[naphthalene-2,3'-piperidine]-6-carboxylate CAS 2028328-56-3

Purity 97%+In StockPharmaceutical Standards
CAS No.2028328-56-3
Molecular FormulaC20H25NO4
Molecular Weight343.42 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Methyl (s)-1'-(oxetan-3-ylmethyl)-2'-oxo-3,4-dihydro-1h-spiro[naphthalene-2,3'-piperidine]-6-carboxylate CAS 2028328-56-3 chemical structure

Description

The occurrence of Methyl (s)-1'-(oxetan-3-ylmethyl)-2'-oxo-3,4-dihydro-1h-spiro[naphthalene-2,3'-piperidine]-6-carboxylate is closely related to a flavonoid core, an amide group, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

Methyl (s)-1'-(oxetan-3-ylmethyl)-2'-oxo-3,4-dihydro-1h-spiro[naphthalene-2,3'-piperidine]-6-carboxylate (CAS 2028328-56-3) is a high-purity analytical reference standard with the molecular formula C20H25NO4 and a molecular weight of 343.42 g/mol.

Structurally, Methyl (s)-1'-(oxetan-3-ylmethyl)-2'-oxo-3,4-dihydro-1h-spiro[naphthalene-2,3'-piperidine]-6-carboxylate (C20H25NO4) contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 9.0, corresponding to approximately 9 ring(s) or double-bond equivalent(s). With a molecular weight of 343.42 g/mol, it falls into the moderately-high-molecular-weight range. 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.

The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.

Physical & Chemical Properties

Molecular FormulaC20H25NO4
Molecular Weight343.42 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 methanol, acetonitrile, DMSO, water (slightly soluble)
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)9.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1996
Nitrogen Atoms1

Recommended Standards

Why CATO?