2H-Pyrazolo[4,3-d]pyrimidin-7(6H)-one CAS 1797409-86-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1797409-86-9 |
| Molecular Formula | C5H4N4O |
| Molecular Weight | 136.11 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2H-Pyrazolo[4,3-d]pyrimidin-7(6H)-one (CAS 1797409-86-9) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C5H4N4O. Molecular weight: 136.11 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C5H4N4O |
| Molecular Weight | 136.11 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) | 6.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1994 |
| Nitrogen Atoms | 4 |
Related H Standards
- 1H-Pyrazolo[3,4-b]pyrazin-3(2H)-one (CAS 116056-01-0)
- 3H-Pyrazolo[3,4-d]pyrimidin-4(5H)-one (CAS 161746-79-8)
- 1H-Pyrazolo[4,3-d]pyrimidin-7(7aH)-one (CAS 179042-24-1)
- 1H-Pyrazolo[3,4-d]pyrimidin-4(7H)-one (CAS 180749-06-8)
- 1H-Pyrazolo[3,4-d]pyrimidin-4-ol (CAS 180749-08-0)
- 2H-Pyrazolo[3,4-d]pyrimidin-4-ol (CAS 180749-09-1)
- 1H-Pyrazolo[1,5-a][1,3,5]triazin-2-one (CAS 2140305-63-9)
- 1H-Pyrazolo[3,4-c]pyridazin-3(2H)-one (CAS 2125-85-1)
Recommended Standards
- Isoxazolo[5,4-b]pyridin-3-ol (CAS 16880-54-9)
- 3,3'-Biisoxazole (CAS 16840-55-4)
- 4-Amino-2-hydroxypyrimidine-5-carbonitrile (CAS 16462-28-5)
- 4-Bromo-2-(3,3-dimethyl-2-oxobutyl)-5-(dimethylamino)pyridazin-3(2H)-one (CAS 477860-37-0)
- 5-Amino-1-ethyl-1h-pyrazole-4-carboxamide (CAS 145864-65-9)
- Ethyl 2-cyclobutyl-7-methyl-[1,2,4]triazolo[1,5-a]pyrimidine-6-carboxylate (CAS 1379811-55-8)
- 4-Ethyl-2-(trifluoromethyl)quinoline (CAS 515845-46-2)
- 5-Bromo-6-chloro-pyrazin-2-amine (CAS 173253-42-4)
- Difluocortolone (CAS 2607-06-9)
- [3,5 Diiodo-Tyr7] Peptide T (CAS 128551-40-6)
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