5,6-dihydropyrazolo[1,5-d][1,2,4]triazine-4,7-dione CAS 56976-96-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 56976-96-6 |
| Molecular Formula | C5H4N4O2 |
| Molecular Weight | 152.11 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5,6-dihydropyrazolo[1,5-d][1,2,4]triazine-4,7-dione (CAS 56976-96-6) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C5H4N4O2. Molecular weight: 152.11 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C5H4N4O2 |
| Molecular Weight | 152.11 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) | 6.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1973 |
| Nitrogen Atoms | 4 |
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Recommended Standards
- 5,5,5-Trifluoro-2-methylpent-3-yn-2-ol (CAS 407-56-7)
- 5-Amino-3-cyanofuran-2-carboxylic acid (CAS 861571-05-3)
- 4-Nitronicotinaldehyde (CAS 944899-52-9)
- 3-[(4-fluorophenoxy)methyl]-4-methoxybenzaldehyde (CAS 329222-88-0)
- 3-(3,4-Dimethylphenyl)-2,2-dimethylpropan-1-amine (CAS 4092-98-2)
- 2-Amino-4-nitrobenzenethiol hydrochloride (CAS 4274-43-5)
- Methyl (2,4-dinitrophenyl)-L-prolinate (CAS 10420-70-9)
- (R)-1-(3,5-dibromophenyl)but-3-en-1-amine (CAS 1269781-98-7)
- 2-(Difluoromethyl)-1,3-benzothiazole-7-carboxylic acid (CAS 1780314-31-9)
- [Plus-β-Ala28]-Semaglutide (CAS CATO-C4X-2226221)
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