4-(1,2,3-Thiadiazol-4-yl)phenyl 4-tert-butylbenzene-1-sulfonate CAS 337924-71-7

Purity 97%+In StockPharmaceutical Standards
CAS No.337924-71-7
Molecular FormulaC18H18N2O3S2
Molecular Weight374.48 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

4-(1,2,3-Thiadiazol-4-yl)phenyl 4-tert-butylbenzene-1-sulfonate CAS 337924-71-7 chemical structure

Description

The occurrence of 4-(1,2,3-Thiadiazol-4-yl)phenyl 4-tert-butylbenzene-1-sulfonate is closely related to a steroid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

4-(1,2,3-Thiadiazol-4-yl)phenyl 4-tert-butylbenzene-1-sulfonate (CAS 337924-71-7), molecular formula C18H18N2O3S2 and molecular weight 374.48 g/mol, is a CATO reference standard with documented purity and traceability.

Structurally, 4-(1,2,3-Thiadiazol-4-yl)phenyl 4-tert-butylbenzene-1-sulfonate (C18H18N2O3S2) contains a steroid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 11.0, corresponding to approximately 11 ring(s) or double-bond equivalent(s). With a molecular weight of 374.48 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).

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 FormulaC18H18N2O3S2
Molecular Weight374.48 g/mol
Purity97%+
StorageStore at 2-8°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)11.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2025
Nitrogen Atoms2
Sulfur Atoms2

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