3-Methyl-5,8-dihydro-1H-pyrazolo[1,2-a]pyridazin-1-one CAS 31379-63-2
| CAS No. | 31379-63-2 |
| Molecular Formula | C8H10N2O |
| Molecular Weight | 150.18 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-Methyl-5,8-dihydro-1H-pyrazolo[1,2-a]pyridazin-1-one (CAS 31379-63-2) is a high-purity analytical reference standard with the molecular formula C8H10N2O and a molecular weight of 150.18 g/mol.
3-Methyl-5,8-dihydro-1H-pyrazolo[1,2-a]pyridazin-1-one (C8H10N2O) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage. Its physicochemical properties are representative of its class; these physicochemical properties determine the optimal preparation and storage of its standard solutions. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
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.
CATO manufactures 3-Methyl-5,8-dihydro-1H-pyrazolo[1,2-a]pyridazin-1-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 | C8H10N2O |
| Molecular Weight | 150.18 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) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1965 |
| Nitrogen Atoms | 2 |
Related Methyl Standards
- 2-Methyl-5,6-dihydro-1H-pyrrolo[2,3-d]pyrimidin-4-amine (CAS 106727-80-4)
- 2,3-Dihydro-1H-pyrido[1,2-a]pyrimidin-4(9aH)-one (CAS 114749-67-6)
- 1-Methyl-6,7-dihydro-1H-indazol-5(4H)-one (CAS 115215-92-4)
- 2-Methyl-4,5-dihydro-1H-benzo[d]imidazol-6(7H)-one (CAS 1196147-24-6)
- (3S)-2,3-dihydro-1-benzofuran-3,6-diamine (CAS 1213315-89-9)
- (3R)-2,3-dihydro-1-benzofuran-3,6-diamine (CAS 1213945-96-0)
- (3R)-2,3-dihydro-1-benzofuran-3,5-diamine (CAS 1259706-50-7)
- (3S)-2,3-dihydro-1-benzofuran-3,5-diamine (CAS 1259903-48-4)
Recommended Standards
- 3-Methyl-5,6,7,8-tetrahydropyrido[4,3-e][1,2,4]triazine (CAS 741737-32-6)
- 3-Methyl-6,7-dihydro-1H-indazol-4(5H)-one (CAS 63446-38-8)
- 3-Methoxybenzimidamide (CAS 25412-66-2)
- 3-Methyl-6,7-dihydro-2H-indazol-4(5H)-one (CAS 63446-39-9)
- 2-Nitro-4-((trifluoromethyl)sulfonyl)aniline (CAS 400-23-7)
- N-(Prop-2-en-1-yl)-3-(trifluoromethyl)benzamide (CAS 303144-91-4)
- Benzyl 3-chloropropanoate (CAS 6282-07-1)
- cis-3-[2-(4-fluorophenyl)-2-oxoethyl]cyclohexane-1-carboxylic acid (CAS 735275-19-1)
- 1-Bromo-4-chloro-2-fluoro-3-nitrobenzene (CAS 1806970-78-4)
- (6-(Trifluoromethyl)imidazo[2,1-b]thiazol-5-yl)methanol (CAS 1823883-23-3)
- 1-(Tert-butyl) 3-methyl 4,4-difluoropyrrolidine-1,3-dicarboxylate (CAS 1780714-55-7)
- 2,4,4-Trimethyl-1,2,3,4-tetrahydroisoquinoline (CAS 1110704-58-9)
- Tert-butyl (s)-(1-(tetrahydro-2h-pyran-4-carbonyl)pyrrolidin-3-yl)carbamate (CAS 1286207-46-2)
- Insulin Degludec Impurity 15 (CAS CATO-C4X-215715)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com