5-Ethyl-1h-pyrazol-3-ol CAS 110475-21-3

Purity 97%+In StockPharmaceutical Standards
CAS No.110475-21-3
Molecular FormulaC5H8N2O
Molecular Weight112.13 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

5-Ethyl-1h-pyrazol-3-ol CAS 110475-21-3 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 112.13 g/mol gives 5-Ethyl-1h-pyrazol-3-ol distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

5-Ethyl-1h-pyrazol-3-ol (CAS 110475-21-3), molecular formula C5H8N2O and molecular weight 112.13 g/mol, is a CATO reference standard with documented purity and traceability.

Based on its molecular formula C5H8N2O, 5-Ethyl-1h-pyrazol-3-ol contains an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 112.13 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).

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

CATO manufactures 5-Ethyl-1h-pyrazol-3-ol 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 FormulaC5H8N2O
Molecular Weight112.13 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)3.0
UV AbsorptionUV-absorbing
CAS Registry Year (est.)1988
Nitrogen Atoms2

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