4-Ethoxy-1H-pyrazole CAS 81437-10-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 81437-10-7 |
| Molecular Formula | C5H8N2O |
| Molecular Weight | 112.13 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-Ethoxy-1H-pyrazole (CAS 81437-10-7) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C5H8N2O. Molecular weight: 112.13 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C5H8N2O |
| Molecular Weight | 112.13 g/mol |
| 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.) | 1980 |
| Nitrogen Atoms | 2 |
Related Ethoxy Standards
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- 2-Ethoxy-1H-pyrrole (CAS 857201-03-7)
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Recommended Standards
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- 4-ethyl-2,3-dihydro-1H-imidazol-2-one (CAS 83962-06-5)
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- (R)-N,N-Diethyl-2-hydroxy-2-phenylacetamide (CAS 65309-12-8)
- 5-Methoxy-2-methylpentanoic acid (CAS 5470-68-8)
- 3-(Azepan-1-ylsulfonyl)-N-(3-chlorobenzyl)benzamide (CAS 851873-40-0)
- Ibandronic Impurity 14 (CAS 2377035-78-2)
- 4-Fluoro-n-methyl-2-nitrobenzenesulfonamide (CAS 1036537-64-0)
- ((2R,2'R,3S,3'S,4S,4'S,5R,5'R,6R,6'R)-Oxybis(3,4,5-trihydroxytetrahydro-2H-pyran-6,2-diyl))bis(methylene) didocosanoate (CAS 66758-35-8)
- Tirzepatide Impurity 21 X TFA Salt (CAS CATO-C4X-324021)
Why CATO?
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