3-Phenyl-[1,2,4]triazolo[4,3-b]pyridazin-6(5H)-one CAS 20552-62-9
| CAS No. | 20552-62-9 |
| Molecular Formula | C11H8N4O |
| Molecular Weight | 212.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Owing to a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, 3-Phenyl-[1,2,4]triazolo[4,3-b]pyridazin-6(5H)-one is typically pale yellow to yellow low-melting solid. Its solid-state physicochemical attributes — including a molecular weight of 212.21 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
CATO supplies 3-Phenyl-[1,2,4]triazolo[4,3-b]pyridazin-6(5H)-one (CAS 20552-62-9), a certified reference material (molecular formula C11H8N4O, MW 212.21 g/mol) for analytical method development and quality control.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 3-Phenyl-[1,2,4]triazolo[4,3-b]pyridazin-6(5H)-one 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.
Physical & Chemical Properties
| Molecular Formula | C11H8N4O |
| Molecular Weight | 212.21 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) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1962 |
| Nitrogen Atoms | 4 |
Related Phenyl Standards
- 5-Phenyl-[1,2,4]triazolo[1,5-a]pyrimidin-7-ol (CAS 13322-69-5)
- 3-Phenyl-[1,2,4]triazolo[5,1-c][1,2,4]triazin-4-amine (CAS 521300-68-5)
- 5-Phenyl-[1,2,4]triazolo[1,5-a]pyrimidin-7(1H)-one (CAS 34102-79-9)
- 3-(3-Methyl-[1,2,4]triazolo[3,4-b][1,3,4]thiadiazol-6-yl)propanoic acid (CAS 933691-30-6)
- 5-{[1,2,4]triazolo[4,3-a]pyridin-3-yl}pentan-1-amine (CAS 1016835-11-2)
- 6-Phenyl-[1,2,4]triazolo[1,5-b][1,2,4]triazin-7(3H)-one (CAS 89569-71-1)
- 7-Phenyl[1,2,4]triazolo[1,5-a]pyrimidin-2-amine (CAS 103906-34-9)
- 5-Phenyl-[1,2,4]triazolo[1,5-a]pyrimidin-2-amine (CAS 103907-17-1)
Recommended Standards
- 3-Methyl-4-nitro-1-propyl-1H-pyrazole-5-carboxamide (CAS 89239-75-8)
- 3-(3,5-Dimethyl-4-nitro-1h-pyrazol-1-yl)propanamide (CAS 955901-47-0)
- 3-phenyl-1H,6H,7H-pyrazolo[4,3-d]pyrimidin-7-one (CAS 70015-80-4)
- 2-Phenyloxazolo[5,4-d]pyrimidin-7-amine (CAS 25680-42-6)
- 3-chloro-3,3-difluoropropane-1-sulfonyl chloride (CAS 1909316-49-9)
- 4-Butyl-4H-1,2,4-triazol-3-amine (CAS 371753-12-7)
- 1-Isopropyl-5-methyl-3-phenyl-2-thioxotetrahydropyrimidin-4(1H)-one (CAS 6625-60-1)
- (1-Oxyl-2,2,5,5,-tetramethyl-delta3-pyrroline)formaldehyde (CAS 71051-83-7)
- 1-[(2-Bromo-3-fluorophenyl)methyl]pyrrolidin-2-one (CAS 1516266-56-0)
- Dimethyl 2,4-dimethyl-3-oxopentanedioate (CAS 214116-49-1)
- (2,5-Dihydroxy-1,4-phenylene)diboronic acid (CAS 1009112-45-1)
- {[1-(2,2-difluoroethyl)-1h-1,2,4-triazol-5-yl]methyl}(methyl)amine (CAS 1497455-41-0)
- 4-Amino-N-(3,5-dimethylphenyl)benzenesulfonamide (CAS 874212-15-4)
- Peptide 434 (CAS CATO-CPTD788434)
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