5-Cyclopropoxy-2-(methylsulfonamido)nicotinic acid CAS 1243472-79-8

Purity 97%+In StockPharmaceutical Standards
CAS No.1243472-79-8
Molecular FormulaC10H12N2O5S
Molecular Weight272.28 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

5-Cyclopropoxy-2-(methylsulfonamido)nicotinic acid CAS 1243472-79-8 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 272.28 g/mol gives 5-Cyclopropoxy-2-(methylsulfonamido)nicotinic acid distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

5-Cyclopropoxy-2-(methylsulfonamido)nicotinic acid (CAS 1243472-79-8) is a high-purity analytical reference standard with the molecular formula C10H12N2O5S and a molecular weight of 272.28 g/mol.

The molecular framework of 5-Cyclopropoxy-2-(methylsulfonamido)nicotinic acid (C10H12N2O5S) is characterized by a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage. 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).

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), 5-Cyclopropoxy-2-(methylsulfonamido)nicotinic 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 FormulaC10H12N2O5S
Molecular Weight272.28 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)Soluble in methanol, ethanol, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)6.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1990
Nitrogen Atoms2
Sulfur Atoms1

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