5-Amino-1-(6-methylpyridazin-3-yl)-1H-pyrazol-3-ol CAS 1247342-79-5
| CAS No. | 1247342-79-5 |
| Molecular Formula | C8H9N5O |
| Molecular Weight | 191.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures 5-Amino-1-(6-methylpyridazin-3-yl)-1H-pyrazol-3-ol under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
5-Amino-1-(6-methylpyridazin-3-yl)-1H-pyrazol-3-ol (CAS 1247342-79-5), molecular formula C8H9N5O and molecular weight 191.19 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 5-Amino-1-(6-methylpyridazin-3-yl)-1H-pyrazol-3-ol (C8H9N5O) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 7.0, corresponding to approximately 7 ring(s) or double-bond equivalent(s). With a molecular weight of 191.19 g/mol, it falls into the medium-molecular-weight range. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
Physical & Chemical Properties
| Molecular Formula | C8H9N5O |
| Molecular Weight | 191.19 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 |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Nitrogen Atoms | 5 |
Related Amino Standards
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Recommended Standards
- 3-(1H-Pyrazolo[3,4-b]pyridin-3-yl)propanoic acid (CAS 1246520-77-3)
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- 6-(4-Hydroxyisoxazolidin-2-yl)nicotinonitrile (CAS 1242267-98-6)
- 4-(3-methoxyphenyl)-1,2,5-oxadiazol-3-amine (CAS 1249939-19-2)
- (5-Ethyl-1-propyl-1h-pyrazol-4-yl)methanamine (CAS 1173266-63-1)
- 2-{3-[(2,4-dichlorophenoxy)methyl]-1H-1,2,4-triazol-5-yl}acetonitrile (CAS 338395-57-6)
- 2-{[(4-chlorophenyl)methyl]amino}-3-methylbutanoic acid hydrochloride (CAS 1396965-14-2)
- (R)-1-(thiophen-2-yl)butan-1-amine (CAS 1213586-78-7)
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Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com