3-(2-(3,4-Dimethylphenyl)-4-oxopyrazolo[1,5-a]pyrazin-5(4H)-yl)propanoic acid CAS 1255779-17-9

Purity 97%+In StockPharmaceutical Standards
CAS No.1255779-17-9
Molecular FormulaC17H17N3O3
Molecular Weight311.34 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

3-(2-(3,4-Dimethylphenyl)-4-oxopyrazolo[1,5-a]pyrazin-5(4H)-yl)propanoic acid CAS 1255779-17-9 chemical structure

Description

Structurally, 3-(2-(3,4-Dimethylphenyl)-4-oxopyrazolo[1,5-a]pyrazin-5(4H)-yl)propanoic acid (C17H17N3O3) contains a steroid core, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 11.0, corresponding to approximately 11 ring(s) or double-bond equivalent(s). With a molecular weight of 311.34 g/mol, it falls into the moderately-high-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

3-(2-(3,4-Dimethylphenyl)-4-oxopyrazolo[1,5-a]pyrazin-5(4H)-yl)propanoic acid (CAS 1255779-17-9), molecular formula C17H17N3O3 and molecular weight 311.34 g/mol, is a CATO reference standard with documented purity and traceability.

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 3-(2-(3,4-Dimethylphenyl)-4-oxopyrazolo[1,5-a]pyrazin-5(4H)-yl)propanoic acid 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 FormulaC17H17N3O3
Molecular Weight311.34 g/mol
AppearancePale yellow to yellow crystalline powder
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)11.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1990
Nitrogen Atoms3

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