(S)-2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-3-(5-bromopyridin-3-yl)propanoic acid CAS 1993328-92-9

Purity 97%+In StockPharmaceutical Standards
CAS No.1993328-92-9
Molecular FormulaC23H19BrN2O4
Molecular Weight467.31 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

(S)-2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-3-(5-bromopyridin-3-yl)propanoic acid CAS 1993328-92-9 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 467.31 g/mol gives (S)-2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-3-(5-bromopyridin-3-yl)propanoic acid distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

(S)-2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-3-(5-bromopyridin-3-yl)propanoic acid (CAS 1993328-92-9), molecular formula C23H19BrN2O4 and molecular weight 467.31 g/mol, is a CATO reference standard with documented purity and traceability.

The molecular framework of (S)-2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-3-(5-bromopyridin-3-yl)propanoic acid (C23H19BrN2O4) is characterized by a flavonoid core, an amide group, a hydroxyl group, an ether linkage, bromine substitution. In reversed-phase chromatography, its retention is governed primarily by the protonation state of its nitrogen-containing groups, which provides a practical basis for HPLC-UV/DAD or LC-MS method development. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

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.

CATO manufactures (S)-2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-3-(5-bromopyridin-3-yl)propanoic acid 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 FormulaC23H19BrN2O4
Molecular Weight467.31 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)15.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1996
Halogen ContentBr-containing
Nitrogen Atoms2

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