cis-(1s,3s)-3-(((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)methyl)cyclobutane-1-carboxylic acid CAS 2101202-54-2

Purity 97%+In StockPharmaceutical Standards
CAS No.2101202-54-2
Molecular FormulaC21H21NO4
Molecular Weight351.40 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

cis-(1s,3s)-3-(((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)methyl)cyclobutane-1-carboxylic acid CAS 2101202-54-2 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 351.40 g/mol gives cis-(1s,3s)-3-(((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)methyl)cyclobutane-1-carboxylic acid distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

cis-(1s,3s)-3-(((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)methyl)cyclobutane-1-carboxylic acid (CAS 2101202-54-2), molecular formula C21H21NO4 and molecular weight 351.40 g/mol, is a CATO reference standard with documented purity and traceability.

Based on its molecular formula C21H21NO4, cis-(1s,3s)-3-(((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)methyl)cyclobutane-1-carboxylic acid contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 351.40 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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 cis-(1s,3s)-3-(((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)methyl)cyclobutane-1-carboxylic 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 FormulaC21H21NO4
Molecular Weight351.40 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)12.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1997
Nitrogen Atoms1

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