5-Amino-3H-pyrazol-3-ol CAS 145092-03-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 145092-03-1 |
| Molecular Formula | C3H5N3O |
| Molecular Weight | 99.09 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity 5-Amino-3H-pyrazol-3-ol (CAS 145092-03-1) pharmaceutical standards reference standard. Molecular formula: C3H5N3O. Molecular weight: 99.09 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C3H5N3O |
| Molecular Weight | 99.09 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.) | 1998 |
| Nitrogen Atoms | 3 |
Related Amino Standards
- 5-Amino-4,5-dihydro-3H-pyrazol-3-one (CAS 141735-80-0)
- 2-Amino-3,5-dihydro-4H-imidazol-4-one (CAS 503-86-6)
- 4-Amino-1H-imidazol-1-ol (CAS 927416-67-9)
- 4-Amino-1H-pyrazol-3(2H)-one (CAS 90293-76-8)
- 4-amino-2,5-dihydro-1H-imidazol-2-one (CAS 61318-63-6)
- 5-Amino-1-methyl-1H-tetrazole (CAS 5422-44-6)
- 5-Amino-2-methyl-2H-tetrazole (CAS 6154-04-7)
- 3-Amino-5-methyl-1,2,4-oxadiazole 40483-47-4 MFCD08272077 SY083716 (CAS 40483-47-4)
Recommended Standards
- 4-Methylisoxazol-5-ol (CAS 150991-99-4)
- Cyanoacetohydrazide (CAS 140-87-4)
- 3-Methylisoxazol-5(4H)-one (CAS 1517-96-0)
- 4-(Tert-butyl)-N-(2-(methylthio)pyrimidin-4-yl)benzamide (CAS 866155-04-6)
- 2-(((3-Chlorobenzyl)amino)methyl)-6-methoxyphenol (CAS 1223881-88-6)
- Methyldiphenylchlorosilane (CAS 144-79-6)
- 2-(Dimethylamino)-N-(4-phenylthiazol-2-yl)acetamide (CAS 66179-92-8)
- {1-[(4-chlorophenyl)methyl]-3,5-dimethyl-1h-pyrazol-4-yl}methanol (CAS 1155592-71-4)
- 3-Methoxyisoquinolin-6-amine (CAS 1374651-51-0)
- Tirzepatide Impurity 1 (CAS 2460751-66-8)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com