5-Hydroxypyridazin-4(1H)-one CAS 55271-47-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 55271-47-1 |
| Molecular Formula | C4H4N2O2 |
| Molecular Weight | 112.09 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-Hydroxypyridazin-4(1H)-one (CAS 55271-47-1) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C4H4N2O2. Molecular weight: 112.09 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C4H4N2O2 |
| Molecular Weight | 112.09 g/mol |
| 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) | 4.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1972 |
| Nitrogen Atoms | 2 |
Related Hydroxypyridazin Standards
- 3-(6-Hydroxypyridazin-3-yl)propanoic acid (CAS 6397-53-1)
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- 4-(6-Hydroxypyridazin-3-yl)benzene-1,2-diol (CAS 87605-83-2)
- 2-(6-Hydroxypyridazin-3-yl)-5-methyl-2H-1,2,3-triazole-4-carboxylic acid (CAS 1431729-46-2)
- 1-(6-Hydroxypyridazin-3-yl)piperidine-3-carboxylic acid (CAS 1380576-80-6)
- 1-(6-Hydroxypyridazin-4-yl)piperidine-3-carboxylic acid (CAS 1706419-03-5)
- 5-Ethyl-1-(6-hydroxypyridazin-3-yl)-1H-pyrazole-4-carboxylic acid (CAS 1170858-25-9)
- Methyl 2-(6-hydroxypyridazin-3-yl)-5-methyl-2H-1,2,3-triazole-4-carboxylate (CAS 1431729-90-6)
Recommended Standards
- 5-Amino-1,2,4-triazin-3(2H)-one (CAS 931-85-1)
- 5-Hydroxypyrimidine 1-oxide (CAS 88070-44-4)
- 4-Pyrazolecarboxylic Acid (CAS 37718-11-9)
- N-Cyclopropyl-5-ethoxy-2-nitroaniline (CAS 1820618-34-5)
- 1-(2-furanylmethyl)piperazine dihydrochloride 1-(furan-2-ylmethyl)piperazine dihydrochloride 59037-70-6 A832125 (CAS 59037-70-6)
- N1-(2-Bromophenyl)ethane-1,2-diamine (CAS 748772-33-0)
- 4-Chloro-N-cyclopropylbenzamide (CAS 39887-35-9)
- 2-(Propyl-2,2-d2)pentanoic-4,4-d2 Acid (CAS 345909-03-7)
- 1-(1-Acetylpiperidin-4-yl)-1H-1,2,3-triazole-4-carboxylic acid (CAS 1707563-16-3)
- Tau Peptide (274-288) trifluoroacetate salt (CAS 330456-39-8)
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