4H,5H-pyrazolo[1,5-a]pyrimidin-5-one CAS 29274-22-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 29274-22-4 |
| Molecular Formula | C6H11N3O |
| Molecular Weight | 141.17 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 4H,5H-pyrazolo[1,5-a]pyrimidin-5-one (CAS 29274-22-4), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C6H11N3O. Molecular weight: 141.17 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C6H11N3O |
| Molecular Weight | 141.17 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.) | 1965 |
| Nitrogen Atoms | 3 |
Recommended Standards
- 4-Ethynylphenylacetonitrile (CAS 351002-90-9)
- 4-Isopropyl-3-methyl-5(2H)-isoxazolone (CAS 29879-46-7)
- 4-Ethylpiperidine-2,6-dione (CAS 78265-96-0)
- 2-(3-Methoxy-4-nitrophenoxy)ethan-1-amine (CAS 1339138-93-0)
- 6-Chloro-8-fluoroimidazo[1,2-a]pyridine-2-carboxylic acid (CAS 1427376-71-3)
- 3-(7-Methyl-2-(4-nitrophenyl)imidazo[1,2-a]pyridin-3-yl)acrylic acid (CAS 820245-80-5)
- BTZ48 (CAS 2375367-82-9)
- 2-chloro-4-phenoxyquinazoline (CAS 858027-20-0)
- 3-(3-(3-Methoxybenzoyl)-1H-pyrrolo[2,3-b]pyridin-5-yl)benzamide (CAS 858118-47-5)
- Neuropeptide FF (5-8) (CAS 152050-35-6)
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