(Thiophene-2,5-diylbis(3,1-phenylene))dimethanol CAS 1349716-63-7

Purity 97%+In StockPharmaceutical Standards
CAS No.1349716-63-7
Molecular FormulaC18H16O2S
Molecular Weight296.38 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

(Thiophene-2,5-diylbis(3,1-phenylene))dimethanol CAS 1349716-63-7 chemical structure

Description

The occurrence of (Thiophene-2,5-diylbis(3,1-phenylene))dimethanol is closely related to a steroid core, a sulfone group, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

(Thiophene-2,5-diylbis(3,1-phenylene))dimethanol (CAS 1349716-63-7), molecular formula C18H16O2S and molecular weight 296.38 g/mol, is a CATO reference standard with documented purity and traceability.

Based on its molecular formula C18H16O2S, (Thiophene-2,5-diylbis(3,1-phenylene))dimethanol contains a steroid core, a sulfone group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 296.38 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).

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.

As a certified reference material (CRM), (Thiophene-2,5-diylbis(3,1-phenylene))dimethanol meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.

Physical & Chemical Properties

Molecular FormulaC18H16O2S
Molecular Weight296.38 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)11.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1991
Sulfur Atoms1

Related Thiophene Standards

Recommended Standards

Why CATO?