1,3,5-Trimethyl-α-oxo-1H-pyrazole-4-acetamide CAS 956438-59-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 956438-59-8 |
| Molecular Formula | C8H11N3O2 |
| Molecular Weight | 181.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1,3,5-Trimethyl-α-oxo-1H-pyrazole-4-acetamide (CAS 956438-59-8) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C8H11N3O2. Molecular weight: 181.19 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C8H11N3O2 |
| Molecular Weight | 181.19 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 3 |
Related Trimethyl Standards
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- 1719-21-7 2,4,6-Trimethyl-3-nitrophenol DTXSID70345177 (CAS 1719-21-7)
- N,2,6-Trimethyl-3-nitropyridin-4-amine (CAS 193690-77-6)
- 1,4,6-Trimethyl-2-oxo-1,2-dihydropyridine-3-carboxylic acid (CAS 24667-08-1)
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Recommended Standards
- 1,1'-(1-Hydroxy-5-methyl-1H-pyrrole-2,4-diyl)diethanone (CAS 80322-71-0)
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- 1-(Oxazol-2-yl)hexane-1,5-dione (CAS 898758-98-0)
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- (S)-2-((S)-1-((S)-2,6-Diaminohexanoyl)pyrrolidine-2-carboxamido)-3-phenylpropanoic acid (CAS 112805-80-8)
- (4-Bromo-1-methyl-1h-pyrazol-5-yl)(piperazin-1-yl)methanone (CAS 324021-82-1)
- 3-iodo-2-methyloxetane (CAS 2169067-33-6)
- (S)-3-Amino-4-(4-cyanophenyl)butanoic acid (CAS 270065-88-8)
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