1-(1,1-Dioxidotetrahydrothiophen-3-yl)-1H-pyrazole-4-carbaldehyde CAS 1134423-12-3

Purity 97%+In StockPharmaceutical Standards
CAS No.1134423-12-3
Molecular FormulaC8H10N2O3S
Molecular Weight214.24 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

1-(1,1-Dioxidotetrahydrothiophen-3-yl)-1H-pyrazole-4-carbaldehyde CAS 1134423-12-3 chemical structure

Description

The occurrence of 1-(1,1-Dioxidotetrahydrothiophen-3-yl)-1H-pyrazole-4-carbaldehyde is closely related to a nitrogen-containing heterocyclic scaffold, 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.

CATO supplies 1-(1,1-Dioxidotetrahydrothiophen-3-yl)-1H-pyrazole-4-carbaldehyde (CAS 1134423-12-3), a certified reference material (molecular formula C8H10N2O3S, MW 214.24 g/mol) for analytical method development and quality control.

Structurally, 1-(1,1-Dioxidotetrahydrothiophen-3-yl)-1H-pyrazole-4-carbaldehyde (C8H10N2O3S) 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 5.0, corresponding to approximately 5 ring(s) or double-bond equivalent(s). With a molecular weight of 214.24 g/mol, it falls into the medium-molecular-weight range. 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), 1-(1,1-Dioxidotetrahydrothiophen-3-yl)-1H-pyrazole-4-carbaldehyde 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 FormulaC8H10N2O3S
Molecular Weight214.24 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)5.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1989
Nitrogen Atoms2
Sulfur Atoms1

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