2-(4-amino-3,5-dimethyl-1H-pyrazol-1-yl)ethan-1-ol CAS 5920-56-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 5920-56-9 |
| Molecular Formula | C18H11N5O2S |
| Molecular Weight | 361.38 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-(4-amino-3,5-dimethyl-1H-pyrazol-1-yl)ethan-1-ol (CAS 5920-56-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C18H11N5O2S. Molecular weight: 361.38 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C18H11N5O2S |
| Molecular Weight | 361.38 g/mol |
| 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) | 16.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1958 |
| Nitrogen Atoms | 5 |
| Sulfur Atoms | 1 |
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Recommended Standards
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- 3-(5-Methylpyridin-2-yl)propanoic acid (CAS 1256786-83-0)
- Ethyl 2-((4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)methyl)acrylate (CAS 191658-69-2)
- Methyl-d3 Acetate (CAS 24704-57-2)
- 5-Cyclopropyl-1-methyl-1H-pyrazole-4-carbaldehyde (CAS 1215295-85-4)
- 4-(2-Fluorophenoxymethyl)benzene-1-carboximidamide hydrochloride (CAS 1221724-73-7)
- Prolylleucine (CAS 61596-47-2)
- Semaglutide impurity 64 (CAS CATO-C4X-222664)
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