4-(p-Tolylthio)-2,3-dihydro-4H-thieno[2,3-b]thiopyran 1,1-dioxide CAS 339019-16-8

Purity 97%+In StockPharmaceutical Standards
CAS No.339019-16-8
Molecular FormulaC14H14O2S3
Molecular Weight310.45 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

4-(p-Tolylthio)-2,3-dihydro-4H-thieno[2,3-b]thiopyran 1,1-dioxide CAS 339019-16-8 chemical structure

Description

4-(p-Tolylthio)-2,3-dihydro-4H-thieno[2,3-b]thiopyran 1,1-dioxide (CAS 339019-16-8) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C14H14O2S3. Molecular weight: 310.45 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.

Physical & Chemical Properties

Molecular FormulaC14H14O2S3
Molecular Weight310.45 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light
Solubility (reference)Soluble in chloroform, dichloromethane, ethyl acetate, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)8.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2025
Sulfur Atoms3

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