5356-71-8 1H-Pyrazol-5-amine, 1,3-diphenyl- Pyrazole, 5-amino-1,3-diphenyl- 5-25-11-00149 (Beilstein Handbook Reference) 5-Amino-1,3-diphenylpyrazole BRN 0181333 CAS 5356-71-8

Purity 97%+In StockPharmaceutical Standards
CAS No.5356-71-8
Molecular FormulaC15H29N3
Molecular Weight251.41 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

5356-71-8 1H-Pyrazol-5-amine, 1,3-diphenyl- Pyrazole, 5-amino-1,3-diphenyl- 5-25-11-00149 (Beilstein Handbook Reference) 5-Amino-1,3-diphenylpyrazole BRN 0181333 CAS 5356-71-8 chemical structure

Description

The occurrence of 5356-71-8 1H-Pyrazol-5-amine, 1,3-diphenyl- Pyrazole, 5-amino-1,3-diphenyl- 5-25-11-00149 (Beilstein Handbook Reference) 5-Amino-1,3-diphenylpyrazole BRN 0181333 is closely related to a nitrile group in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

5356-71-8 1H-Pyrazol-5-amine, 1,3-diphenyl- Pyrazole, 5-amino-1,3-diphenyl- 5-25-11-00149 (Beilstein Handbook Reference) 5-Amino-1,3-diphenylpyrazole BRN 0181333 (CAS 5356-71-8), molecular formula C15H29N3 and molecular weight 251.41 g/mol, is a CATO reference standard with documented purity and traceability.

Structurally, 5356-71-8 1H-Pyrazol-5-amine, 1,3-diphenyl- Pyrazole, 5-amino-1,3-diphenyl- 5-25-11-00149 (Beilstein Handbook Reference) 5-Amino-1,3-diphenylpyrazole BRN 0181333 (C15H29N3) contains a nitrile group. The molecule exhibits a degree of unsaturation (DBE) of 3.0, corresponding to approximately 3 ring(s) or double-bond equivalent(s). With a molecular weight of 251.41 g/mol, it falls into the medium-molecular-weight range. 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.

As a certified reference material (CRM), 5356-71-8 1H-Pyrazol-5-amine, 1,3-diphenyl- Pyrazole, 5-amino-1,3-diphenyl- 5-25-11-00149 (Beilstein Handbook Reference) 5-Amino-1,3-diphenylpyrazole BRN 0181333 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 FormulaC15H29N3
Molecular Weight251.41 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.)1958
Nitrogen Atoms3

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