(5α)-2’’H-Androst-2-eno[3,2-c]pyrazol-17-one CAS 129545-93-3

Purity 97%+In StockPharmaceutical Standards
CAS No.129545-93-3
Molecular FormulaC20H28N2O
Molecular Weight312.45 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

(5α)-2’’H-Androst-2-eno[3,2-c]pyrazol-17-one CAS 129545-93-3 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 312.45 g/mol gives (5α)-2’’H-Androst-2-eno[3,2-c]pyrazol-17-one distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

(5α)-2’’H-Androst-2-eno[3,2-c]pyrazol-17-one (CAS 129545-93-3), molecular formula C20H28N2O and molecular weight 312.45 g/mol, is a CATO reference standard with documented purity and traceability.

Owing to a steroid core, an amide group, a hydroxyl group, an ether linkage, (5α)-2’’H-Androst-2-eno[3,2-c]pyrazol-17-one is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 312.45 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

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 (5α)-2’’H-Androst-2-eno[3,2-c]pyrazol-17-one 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 FormulaC20H28N2O
Molecular Weight312.45 g/mol
AppearancePale yellow to yellow crystalline powder
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)8.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1994
Nitrogen Atoms2

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