5-Amino-1-(2-hydroxyethyl)-1H-pyrazole-4-carbaldehyde CAS 474956-99-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 474956-99-5 |
| Molecular Formula | C6H9N3O2 |
| Molecular Weight | 155.15 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-Amino-1-(2-hydroxyethyl)-1H-pyrazole-4-carbaldehyde (CAS 474956-99-5) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C6H9N3O2. Molecular weight: 155.15 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C6H9N3O2 |
| Molecular Weight | 155.15 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) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 3 |
Related Amino Standards
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- 2-(3-Amino-5-methyl-1h-pyrazol-1-yl)acetic acid (CAS 1006348-73-7)
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Recommended Standards
- 5-(Tetrahydrofuran-2-yl)-1,3,4-oxadiazol-2-amine (CAS 502133-68-8)
- 5-Amino-1,3-dimethylpyrimidine-2,4(1H,3H)-dione (CAS 49738-24-1)
- 5-(Propan-2-yl)-1,3-oxazole-4-carboxylic acid (CAS 89006-96-2)
- 1-(4-Methoxy-9H-pyrido[3,4-b]indol-1-yl)ethane-1,2-diol (CAS 77369-99-4)
- 3,5-Difluoro-2-ethylbenzophenone (CAS 951885-00-0)
- Jasmal (CAS 18871-14-2)
- 1-isopropyl-4-methyl-1H-pyrazolo[3,4-b]pyridin-6-yl 3-nitrobenzenesulfonate (CAS 929975-54-2)
- 5,7-Dichloro-4-hydroxyquinoline-3-carbohydrazide (CAS 127720-05-2)
- 1-(3-(4-Bromophenoxy)azetidin-1-yl)ethanone (CAS 1467060-01-0)
- Semaglutide impurity 95 (CAS CATO-C4X-222695)
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