1-(Pyridin-2-yl)-1H-pyrazole-4-thiol CAS 1429903-03-6

Purity 97%+In StockPharmaceutical Standards
CAS No.1429903-03-6
Molecular FormulaC8H7N3S
Molecular Weight177.23 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

1-(Pyridin-2-yl)-1H-pyrazole-4-thiol CAS 1429903-03-6 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 177.23 g/mol gives 1-(Pyridin-2-yl)-1H-pyrazole-4-thiol distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

1-(Pyridin-2-yl)-1H-pyrazole-4-thiol (CAS 1429903-03-6) is a high-purity analytical reference standard with the molecular formula C8H7N3S and a molecular weight of 177.23 g/mol.

Based on its molecular formula C8H7N3S, 1-(Pyridin-2-yl)-1H-pyrazole-4-thiol contains a nitrogen-containing heterocyclic scaffold, a nitrile group, sulfur-containing functionality; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 177.23 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.

CATO manufactures 1-(Pyridin-2-yl)-1H-pyrazole-4-thiol under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.

Physical & Chemical Properties

Molecular FormulaC8H7N3S
Molecular Weight177.23 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityLight-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)7.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1991
Nitrogen Atoms3
Sulfur Atoms1

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