4-Ethyl-1,3-dimethyl-1H-pyrazol-5-amine hydrate CAS 1262771-18-5

Purity 97%+In StockPharmaceutical Standards
CAS No.1262771-18-5
Molecular FormulaC7H13N3
Molecular WeightN/A
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

4-Ethyl-1,3-dimethyl-1H-pyrazol-5-amine hydrate CAS 1262771-18-5 chemical structure

Description

Based on its molecular formula C7H13N3H2O, 4-Ethyl-1,3-dimethyl-1H-pyrazol-5-amine hydrate contains an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic functional-group stretching vibrations in infrared spectroscopy. The molecular weight of 157.22 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.

4-Ethyl-1,3-dimethyl-1H-pyrazol-5-amine hydrate (CAS 1262771-18-5) is a high-purity analytical reference standard with the molecular formula C7H13N3H2O and a molecular weight of 157.22 g/mol.

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), 4-Ethyl-1,3-dimethyl-1H-pyrazol-5-amine hydrate 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 FormulaC7H13N3 H2O
Molecular Weight157.22 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)2.0
CAS Registry Year (est.)1990
Nitrogen Atoms3

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