(S)-2-(4'-Methoxy-[1,1'-biphenyl]-4-ylsulfonamido)-3-methylbutanoic acid CAS 199850-81-2

Purity 97%+In StockPharmaceutical Standards
CAS No.199850-81-2
Molecular FormulaC18H21NO5S
Molecular Weight363.43 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

(S)-2-(4'-Methoxy-[1,1'-biphenyl]-4-ylsulfonamido)-3-methylbutanoic acid CAS 199850-81-2 chemical structure

Description

The occurrence of (S)-2-(4'-Methoxy-[1,1'-biphenyl]-4-ylsulfonamido)-3-methylbutanoic acid is closely related to a flavonoid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

(S)-2-(4'-Methoxy-[1,1'-biphenyl]-4-ylsulfonamido)-3-methylbutanoic acid (CAS 199850-81-2), molecular formula C18H21NO5S and molecular weight 363.43 g/mol, is a CATO reference standard with documented purity and traceability.

Owing to a flavonoid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage, (S)-2-(4'-Methoxy-[1,1'-biphenyl]-4-ylsulfonamido)-3-methylbutanoic acid is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 363.43 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).

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.

As a certified reference material (CRM), (S)-2-(4'-Methoxy-[1,1'-biphenyl]-4-ylsulfonamido)-3-methylbutanoic 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 FormulaC18H21NO5S
Molecular Weight363.43 g/mol
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.)2014
Nitrogen Atoms1
Sulfur Atoms1

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