6-(tert-Butylthio)-5-methylnicotinic acid CAS 1355178-16-3

Purity 97%+In StockPharmaceutical Standards
CAS No.1355178-16-3
Molecular FormulaC11H15NO2S
Molecular Weight225.31 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

6-(tert-Butylthio)-5-methylnicotinic acid CAS 1355178-16-3 chemical structure

Description

The occurrence of 6-(tert-Butylthio)-5-methylnicotinic acid is closely related to a nitrogen-containing heterocyclic scaffold, 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.

6-(tert-Butylthio)-5-methylnicotinic acid (CAS 1355178-16-3), molecular formula C11H15NO2S and molecular weight 225.31 g/mol, is a CATO reference standard with documented purity and traceability.

Structurally, 6-(tert-Butylthio)-5-methylnicotinic acid (C11H15NO2S) 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 225.31 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.

CATO manufactures 6-(tert-Butylthio)-5-methylnicotinic 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 FormulaC11H15NO2S
Molecular Weight225.31 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light
Solubility (reference)Soluble in chloroform, dichloromethane, ethyl acetate, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)5.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1991
Nitrogen Atoms1
Sulfur Atoms1

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