Methyl 4-((5-methyl-1,3,4-thiadiazol-2-yl)amino)-4-oxobut-2-enoate CAS 81542-43-0

Purity 97%+In StockPharmaceutical Standards
CAS No.81542-43-0
Molecular FormulaC8H9N3O3S
Molecular Weight227.24 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Methyl 4-((5-methyl-1,3,4-thiadiazol-2-yl)amino)-4-oxobut-2-enoate CAS 81542-43-0 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 227.24 g/mol gives Methyl 4-((5-methyl-1,3,4-thiadiazol-2-yl)amino)-4-oxobut-2-enoate distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

Methyl 4-((5-methyl-1,3,4-thiadiazol-2-yl)amino)-4-oxobut-2-enoate (CAS 81542-43-0), molecular formula C8H9N3O3S and molecular weight 227.24 g/mol, is a CATO reference standard with documented purity and traceability.

Methyl 4-((5-methyl-1,3,4-thiadiazol-2-yl)amino)-4-oxobut-2-enoate (C8H9N3O3S) contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage. It is notably hygroscopic, 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.

CATO manufactures Methyl 4-((5-methyl-1,3,4-thiadiazol-2-yl)amino)-4-oxobut-2-enoate 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 FormulaC8H9N3O3S
Molecular Weight227.24 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)6.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1980
Nitrogen Atoms3
Sulfur Atoms1

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