1H-Pyrazolo[3,4-d]pyridazine CAS 271-55-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 271-55-6 |
| Molecular Formula | C5H4N4 |
| Molecular Weight | 120.11 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1H-Pyrazolo[3,4-d]pyridazine (CAS 271-55-6) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C5H4N4. Molecular weight: 120.11 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C5H4N4 |
| Molecular Weight | 120.11 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.) | 1957 |
| Nitrogen Atoms | 4 |
Related H Standards
- 1H-Pyrazolo[3,4-b]pyrazine (CAS 272-60-6)
- 1H-Pyrazolo[3,4-c]pyridazine (CAS 271-75-0)
- 2H-Pyrazolo[3,4-b]pyrazine (CAS 24977-38-6)
- 2H-Pyrazolo[3,4-d]pyrimidine (CAS 271-78-3)
- 2H-Pyrazolo[4,3-d]pyrimidine (CAS 272-55-9)
- 3H-Pyrazolo[3,4-d]pyrimidine (CAS 271-79-4)
- 4H-Pyrazolo[3,4-d]pyrimidine (CAS 271-76-1)
- 7H-Pyrazolo[3,4-b]pyrazine (CAS 399-62-2)
Recommended Standards
- 2-Amino-3-(hydroxyamino)propanoic acid (CAS 5854-94-4)
- 2-Amino-6-cyanopyrazine (CAS 59489-39-3)
- 1H-Imidazo[4,5-d]pyridazine (CAS 273-00-7)
- 2-Chloro-N-{[1,2,4]triazolo[1,5-a]pyridin-8-yl}acetamide (CAS 338419-01-5)
- 6-Bromo-2-chloro-5-fluoroquinoline (CAS 2757319-47-2)
- 6-Imino-2-oxa-6l6-thiaspiro[3.3]heptane 6-oxide (CAS 1643147-59-4)
- (2R,3S)-2-Amino-3-phenyl-butyric acid ethyl ester hydrochloride (CAS 2365390-52-7)
- (5-Amino-1-(o-tolyl)-1H-pyrazol-4-yl)(4-chlorophenyl)methanone (CAS 618091-80-8)
- 8-Bromo-5,7-difluoroquinoline (CAS 2598264-92-5)
- Peptide YY (human) trifluoroacetate salt (CAS 118997-30-1)
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