4,5,6,7-Tetrahydro-2-(1H-pyrrol-1-yl)benzo[b]thiophene-3-carboxylic acid CAS 26176-21-6

Purity 97%+In StockPharmaceutical Standards
CAS No.26176-21-6
Molecular FormulaC13H13NO2S
Molecular Weight247.31 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

4,5,6,7-Tetrahydro-2-(1H-pyrrol-1-yl)benzo[b]thiophene-3-carboxylic acid CAS 26176-21-6 chemical structure

Description

The occurrence of 4,5,6,7-Tetrahydro-2-(1H-pyrrol-1-yl)benzo[b]thiophene-3-carboxylic 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.

4,5,6,7-Tetrahydro-2-(1H-pyrrol-1-yl)benzo[b]thiophene-3-carboxylic acid (CAS 26176-21-6) is a high-purity analytical reference standard with the molecular formula C13H13NO2S and a molecular weight of 247.31 g/mol.

4,5,6,7-Tetrahydro-2-(1H-pyrrol-1-yl)benzo[b]thiophene-3-carboxylic acid (C13H13NO2S) contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage. Its high carbon-to-hydrogen ratio confers good lipid solubility, 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.

The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.

Physical & Chemical Properties

Molecular FormulaC13H13NO2S
Molecular Weight247.31 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)8.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1964
Nitrogen Atoms1
Sulfur Atoms1

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