6-Amino-4-[3-(4-fluorophenyl)-1H-pyrazol-4-yl]-3-propyl-2H,4H-pyrano[2,3-c]pyrazole-5-carbonitrile CAS 1020251-73-3

Purity 97%+In StockPharmaceutical Standards
CAS No.1020251-73-3
Molecular FormulaC19H17FN6O
Molecular Weight364.38 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

6-Amino-4-[3-(4-fluorophenyl)-1H-pyrazol-4-yl]-3-propyl-2H,4H-pyrano[2,3-c]pyrazole-5-carbonitrile CAS 1020251-73-3 chemical structure

Description

The occurrence of 6-Amino-4-[3-(4-fluorophenyl)-1H-pyrazol-4-yl]-3-propyl-2H,4H-pyrano[2,3-c]pyrazole-5-carbonitrile is closely related to a steroid core, an amide group, a hydroxyl group, an ether linkage, fluorine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

6-Amino-4-[3-(4-fluorophenyl)-1H-pyrazol-4-yl]-3-propyl-2H,4H-pyrano[2,3-c]pyrazole-5-carbonitrile (CAS 1020251-73-3), molecular formula C19H17FN6O and molecular weight 364.38 g/mol, is a CATO reference standard with documented purity and traceability.

Based on its molecular formula C19H17FN6O, 6-Amino-4-[3-(4-fluorophenyl)-1H-pyrazol-4-yl]-3-propyl-2H,4H-pyrano[2,3-c]pyrazole-5-carbonitrile contains a steroid core, an amide group, a hydroxyl group, an ether linkage, fluorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 364.38 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.

The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.

Physical & Chemical Properties

Molecular FormulaC19H17FN6O
Molecular Weight364.38 g/mol
AppearancePale yellow to yellow crystalline powder. (slight halide-like odor)
Purity97%+
StorageStore at 2-8°C, protect from light
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)14.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1988
Halogen ContentF-containing
Nitrogen Atoms6

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