3-(tert-Butyl)-4-methyl-1H-pyrazole CAS 1588441-29-5

Purity 97%+In StockPharmaceutical Standards
CAS No.1588441-29-5
Molecular FormulaC8H14N2
Molecular Weight138.21 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

3-(tert-Butyl)-4-methyl-1H-pyrazole CAS 1588441-29-5 chemical structure

Description

3-(tert-Butyl)-4-methyl-1H-pyrazole (CAS 1588441-29-5), molecular formula C8H14N2 and molecular weight 138.21 g/mol, is a CATO reference standard with documented purity and traceability.

Structurally, 3-(tert-Butyl)-4-methyl-1H-pyrazole (C8H14N2) 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 138.21 g/mol, it falls into the low-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.

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), 3-(tert-Butyl)-4-methyl-1H-pyrazole 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 FormulaC8H14N2
Molecular Weight138.21 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.)1993
Nitrogen Atoms2

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