4-(Methylthio)-2-(4-oxo-2-thioxo-1,3-thiazolidin-3-yl)butanoic acid CAS 90812-31-0

Purity 97%+In StockPharmaceutical Standards
CAS No.90812-31-0
Molecular FormulaC8H11NO3S3
Molecular Weight265.37 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

4-(Methylthio)-2-(4-oxo-2-thioxo-1,3-thiazolidin-3-yl)butanoic acid CAS 90812-31-0 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 265.37 g/mol gives 4-(Methylthio)-2-(4-oxo-2-thioxo-1,3-thiazolidin-3-yl)butanoic acid distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

4-(Methylthio)-2-(4-oxo-2-thioxo-1,3-thiazolidin-3-yl)butanoic acid (CAS 90812-31-0), molecular formula C8H11NO3S3 and molecular weight 265.37 g/mol, is a CATO reference standard with documented purity and traceability.

Structurally, 4-(Methylthio)-2-(4-oxo-2-thioxo-1,3-thiazolidin-3-yl)butanoic acid (C8H11NO3S3) contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 4.0, corresponding to approximately 4 ring(s) or double-bond equivalent(s). With a molecular weight of 265.37 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.

The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.

Physical & Chemical Properties

Molecular FormulaC8H11NO3S3
Molecular Weight265.37 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)4.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1982
Nitrogen Atoms1
Sulfur Atoms3

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