ditert-butyl 6-bromo-7-methyl-spiro[3,4-dihydro-1,8-naphthyridine-2,3'-pyrrolidine]-1,1'-dicarboxylate CAS 2755893-16-2

Purity 97%+In StockPharmaceutical Standards
CAS No.2755893-16-2
Molecular FormulaC22H32BrN3O4
Molecular Weight482.41 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

ditert-butyl 6-bromo-7-methyl-spiro[3,4-dihydro-1,8-naphthyridine-2,3'-pyrrolidine]-1,1'-dicarboxylate CAS 2755893-16-2 chemical structure

Description

Owing to a flavonoid core, an amide group, a hydroxyl group, an ether linkage, bromine substitution, ditert-butyl 6-bromo-7-methyl-spiro[3,4-dihydro-1,8-naphthyridine-2,3'-pyrrolidine]-1,1'-dicarboxylate is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 482.41 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

CATO supplies ditert-butyl 6-bromo-7-methyl-spiro[3,4-dihydro-1,8-naphthyridine-2,3'-pyrrolidine]-1,1'-dicarboxylate (CAS 2755893-16-2), a certified reference material (molecular formula C22H32BrN3O4, MW 482.41 g/mol) for analytical method development and quality control.

This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.

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 FormulaC22H32BrN3O4
Molecular Weight482.41 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)8.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2002
Halogen ContentBr-containing
Nitrogen Atoms3

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