4-((4-Methoxyphenyl)imino)-2,3-dihydro-4H-thieno[2,3-b]thiopyran 1,1-dioxide CAS 478043-39-9

Description

Compared with other compounds in its class, the molecular weight of 307.39 g/mol gives 4-((4-Methoxyphenyl)imino)-2,3-dihydro-4H-thieno[2,3-b]thiopyran 1,1-dioxide distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

4-((4-Methoxyphenyl)imino)-2,3-dihydro-4H-thieno[2,3-b]thiopyran 1,1-dioxide (CAS 478043-39-9) is a high-purity analytical reference standard with the molecular formula C14H13NO3S2 and a molecular weight of 307.39 g/mol.

Based on its molecular formula C14H13NO3S2, 4-((4-Methoxyphenyl)imino)-2,3-dihydro-4H-thieno[2,3-b]thiopyran 1,1-dioxide 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 307.39 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.

Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.

As a certified reference material (CRM), 4-((4-Methoxyphenyl)imino)-2,3-dihydro-4H-thieno[2,3-b]thiopyran 1,1-dioxide meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.

Physical & Chemical Properties

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