5-Isocyanato-3-isopropyl-1-methyl-1H-pyrazole CAS 1349716-89-7

Purity 97%+In StockPharmaceutical Standards
CAS No.1349716-89-7
Molecular FormulaC8H11N3O
Molecular Weight165.19 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

5-Isocyanato-3-isopropyl-1-methyl-1H-pyrazole CAS 1349716-89-7 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 165.19 g/mol gives 5-Isocyanato-3-isopropyl-1-methyl-1H-pyrazole distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

5-Isocyanato-3-isopropyl-1-methyl-1H-pyrazole (CAS 1349716-89-7) is a high-purity analytical reference standard with the molecular formula C8H11N3O and a molecular weight of 165.19 g/mol.

Based on its molecular formula C8H11N3O, 5-Isocyanato-3-isopropyl-1-methyl-1H-pyrazole contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 165.19 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

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), 5-Isocyanato-3-isopropyl-1-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 FormulaC8H11N3O
Molecular Weight165.19 g/mol
AppearanceOff-white to pale yellow crystalline powder. (faint amine-like odor)
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)5.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1991
Nitrogen Atoms3

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