2-(4-Fluorophenyl)-4,5,6,7-tetrahydropyrazolo[1,5-a]pyrazine CAS 1250444-39-3

Purity 97%+In StockPharmaceutical Standards
CAS No.1250444-39-3
Molecular FormulaC12H12FN3
Molecular Weight217.24 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2-(4-Fluorophenyl)-4,5,6,7-tetrahydropyrazolo[1,5-a]pyrazine CAS 1250444-39-3 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 217.24 g/mol gives 2-(4-Fluorophenyl)-4,5,6,7-tetrahydropyrazolo[1,5-a]pyrazine distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

2-(4-Fluorophenyl)-4,5,6,7-tetrahydropyrazolo[1,5-a]pyrazine (CAS 1250444-39-3) is a high-purity analytical reference standard with the molecular formula C12H12FN3 and a molecular weight of 217.24 g/mol.

Structurally, 2-(4-Fluorophenyl)-4,5,6,7-tetrahydropyrazolo[1,5-a]pyrazine (C12H12FN3) contains a nitrogen-containing heterocyclic scaffold, a nitrile group, fluorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 8.0, corresponding to approximately 8 ring(s) or double-bond equivalent(s). With a molecular weight of 217.24 g/mol, it falls into the medium-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.

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

As a certified reference material (CRM), 2-(4-Fluorophenyl)-4,5,6,7-tetrahydropyrazolo[1,5-a]pyrazine meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.

Physical & Chemical Properties

Molecular FormulaC12H12FN3
Molecular Weight217.24 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)8.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1990
Halogen ContentF-containing
Nitrogen Atoms3

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