197965-89-2 2-(4-Methoxy-benzenesulfonylamino)-3-methyl-butyric acid 6665AD C12H17NO5S CAS 197965-89-2

Purity 97%+In StockPharmaceutical Standards
CAS No.197965-89-2
Molecular FormulaC12H17NO5S
Molecular Weight287.33 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

197965-89-2 2-(4-Methoxy-benzenesulfonylamino)-3-methyl-butyric acid 6665AD C12H17NO5S CAS 197965-89-2 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 287.33 g/mol gives 197965-89-2 2-(4-Methoxy-benzenesulfonylamino)-3-methyl-butyric acid 6665AD C12H17NO5S distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

197965-89-2 2-(4-Methoxy-benzenesulfonylamino)-3-methyl-butyric acid 6665AD C12H17NO5S (CAS 197965-89-2) is a high-purity analytical reference standard with the molecular formula C12H17NO5S and a molecular weight of 287.33 g/mol.

Structurally, 197965-89-2 2-(4-Methoxy-benzenesulfonylamino)-3-methyl-butyric acid 6665AD C12H17NO5S (C12H17NO5S) contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 5.0, corresponding to approximately 5 ring(s) or double-bond equivalent(s). With a molecular weight of 287.33 g/mol, it falls into the medium-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.

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), 197965-89-2 2-(4-Methoxy-benzenesulfonylamino)-3-methyl-butyric acid 6665AD C12H17NO5S 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 FormulaC12H17NO5S
Molecular Weight287.33 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; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)5.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2013
Nitrogen Atoms1
Sulfur Atoms1

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