3-Ethyl 4-methyl 2-aminothiophene-3,4-dicarboxylate CAS 844502-63-2

Purity 97%+In StockPharmaceutical Standards
CAS No.844502-63-2
Molecular FormulaC9H11NO4S
Molecular Weight229.25 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

3-Ethyl 4-methyl 2-aminothiophene-3,4-dicarboxylate CAS 844502-63-2 chemical structure

Description

3-Ethyl 4-methyl 2-aminothiophene-3,4-dicarboxylate (CAS 844502-63-2) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C9H11NO4S. Molecular weight: 229.25 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.

Physical & Chemical Properties

Molecular FormulaC9H11NO4S
Molecular Weight229.25 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)5.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1987
Nitrogen Atoms1
Sulfur Atoms1

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