Methyl 5-amino-3-ethylthiophene-2-carboxylate CAS 2092228-14-1

Purity 97%+In StockPharmaceutical Standards
CAS No.2092228-14-1
Molecular FormulaC8H11NO2S
Molecular Weight185.24 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Methyl 5-amino-3-ethylthiophene-2-carboxylate CAS 2092228-14-1 chemical structure

Description

The occurrence of Methyl 5-amino-3-ethylthiophene-2-carboxylate 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.

Methyl 5-amino-3-ethylthiophene-2-carboxylate (CAS 2092228-14-1), molecular formula C8H11NO2S and molecular weight 185.24 g/mol, is a CATO reference standard with documented purity and traceability.

Based on its molecular formula C8H11NO2S, Methyl 5-amino-3-ethylthiophene-2-carboxylate contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 185.24 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

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 Methyl 5-amino-3-ethylthiophene-2-carboxylate 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 FormulaC8H11NO2S
Molecular Weight185.24 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light
Solubility (reference)Soluble in methanol, acetonitrile, DMSO, water (slightly soluble)
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)4.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1997
Nitrogen Atoms1
Sulfur Atoms1

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