(4r)-3-((((9h-Fluoren-9-yl)methoxy)carbonyl)amino)-4-methylhexanoic acid CAS 1933763-89-3

Purity 97%+In StockPharmaceutical Standards
CAS No.1933763-89-3
Molecular FormulaC22H25NO4
Molecular Weight367.44 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

(4r)-3-((((9h-Fluoren-9-yl)methoxy)carbonyl)amino)-4-methylhexanoic acid CAS 1933763-89-3 chemical structure

Description

The occurrence of (4r)-3-((((9h-Fluoren-9-yl)methoxy)carbonyl)amino)-4-methylhexanoic acid 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.

(4r)-3-((((9h-Fluoren-9-yl)methoxy)carbonyl)amino)-4-methylhexanoic acid (CAS 1933763-89-3) is a high-purity analytical reference standard with the molecular formula C22H25NO4 and a molecular weight of 367.44 g/mol.

(4r)-3-((((9h-Fluoren-9-yl)methoxy)carbonyl)amino)-4-methylhexanoic acid (C22H25NO4) contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage. The carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.

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

As a certified reference material (CRM), (4r)-3-((((9h-Fluoren-9-yl)methoxy)carbonyl)amino)-4-methylhexanoic acid meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.

Physical & Chemical Properties

Molecular FormulaC22H25NO4
Molecular Weight367.44 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)11.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1996
Nitrogen Atoms1

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