S,S'-(Thiobis(4,1-phenylene)) bis(2-methylprop-2-enethioate) CAS 129283-82-5

Purity 97%+In StockPharmaceutical Standards
CAS No.129283-82-5
Molecular FormulaC20H18O2S3
Molecular Weight386.55 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

S,S'-(Thiobis(4,1-phenylene)) bis(2-methylprop-2-enethioate) CAS 129283-82-5 chemical structure

Description

S,S'-(Thiobis(4,1-phenylene)) bis(2-methylprop-2-enethioate) (CAS 129283-82-5) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C20H18O2S3. Molecular weight: 386.55 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.

Physical & Chemical Properties

Molecular FormulaC20H18O2S3
Molecular Weight386.55 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)12.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1993
Sulfur Atoms3

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