Bis-SS-C3-sulfo-NHS ester CAS 98604-89-8

Purity 97%+In StockPharmaceutical Standards
CAS No.98604-89-8
Molecular FormulaC16H20N2O14S4
Molecular Weight592.60 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Bis-SS-C3-sulfo-NHS ester CAS 98604-89-8 chemical structure

Description

Structurally, Bis-SS-C3-sulfo-NHS ester (C16H20N2O14S4) contains a flavonoid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 8.0, corresponding to approximately 8 ring(s) or double-bond equivalent(s). With a molecular weight of 592.60 g/mol, it falls into the moderately-high-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

CATO supplies Bis-SS-C3-sulfo-NHS ester (CAS 98604-89-8), a certified reference material (molecular formula C16H20N2O14S4, MW 592.60 g/mol) for analytical method development and quality control.

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

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 FormulaC16H20N2O14S4
Molecular Weight592.60 g/mol
Purity97%+
StorageStore in a cool place (≤25°C), protect from light, keep sealed and dry
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)8.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1985
Nitrogen Atoms2
Sulfur Atoms4

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