3-Ethyl-5-isobutyl-1H-pyrazole CAS 442886-86-4
| CAS No. | 442886-86-4 |
| Molecular Formula | C9H16N2 |
| Molecular Weight | 152.24 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO supplies 3-Ethyl-5-isobutyl-1H-pyrazole (CAS 442886-86-4), a certified reference material (molecular formula C9H16N2, MW 152.24 g/mol) for analytical method development and quality control.
Based on its molecular formula C9H16N2, 3-Ethyl-5-isobutyl-1H-pyrazole contains a nitrile group; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 152.24 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.
CATO manufactures 3-Ethyl-5-isobutyl-1H-pyrazole under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C9H16N2 |
| Molecular Weight | 152.24 g/mol |
| Appearance | White to pale yellow crystalline powder. (faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 2 |
Related Ethyl Standards
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Recommended Standards
- 3,5-Dipropyl-1H-pyrazole (CAS 90769-84-9)
- 3-Isopropyl-5-propyl-1H-pyrazole (CAS 442886-94-4)
- 3,5-dimethyl-1-(2-methylpropyl)-1H-pyrazole (CAS 79168-92-6)
- 3-mercapto-2-(mercaptomethyl)propanoic acid (CAS 7634-96-0)
- 3-[(4-Bromophenyl)[(2-tetrahydropyranyl)oxy]methyl]isoxazole-4-carboxylic Acid (CAS 2006277-37-6)
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- 1-(4-(3-Hydroxyphenyl)piperazin-1-yl)ethan-1-one (CAS 67915-02-0)
- 5-Iodo-1-(1-methylethyl)-1H-pyrazole (CAS 1345471-54-6)
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