{4-[Methyl-(thiophene-2-sulfonyl)-amino]-phenoxy}-acetic acid CAS 380342-67-6

Purity 97%+In StockPharmaceutical Standards
CAS No.380342-67-6
Molecular FormulaC13H13NO5S2
Molecular Weight327.38 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

{4-[Methyl-(thiophene-2-sulfonyl)-amino]-phenoxy}-acetic acid CAS 380342-67-6 chemical structure

Description

The occurrence of {4-[Methyl-(thiophene-2-sulfonyl)-amino]-phenoxy}-acetic 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-[Methyl-(thiophene-2-sulfonyl)-amino]-phenoxy}-acetic acid (CAS 380342-67-6) is a high-purity analytical reference standard with the molecular formula C13H13NO5S2 and a molecular weight of 327.38 g/mol.

Structurally, {4-[Methyl-(thiophene-2-sulfonyl)-amino]-phenoxy}-acetic acid (C13H13NO5S2) 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 8.0, corresponding to approximately 8 ring(s) or double-bond equivalent(s). With a molecular weight of 327.38 g/mol, it falls into the moderately-high-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 {4-[Methyl-(thiophene-2-sulfonyl)-amino]-phenoxy}-acetic 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 FormulaC13H13NO5S2
Molecular Weight327.38 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)8.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2025
Nitrogen Atoms1
Sulfur Atoms2

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