Methyl pyrazolo[1,5-b]pyridazine-3-carboxylate CAS 53946-83-1
| CAS No. | 53946-83-1 |
| Molecular Formula | C8H7N3O2 |
| Molecular Weight | 177.16 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of Methyl pyrazolo[1,5-b]pyridazine-3-carboxylate is closely related to an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
Methyl pyrazolo[1,5-b]pyridazine-3-carboxylate (CAS 53946-83-1) is a high-purity analytical reference standard with the molecular formula C8H7N3O2 and a molecular weight of 177.16 g/mol.
Methyl pyrazolo[1,5-b]pyridazine-3-carboxylate (C8H7N3O2) contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage. It is notably hygroscopic, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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.
As a certified reference material (CRM), Methyl pyrazolo[1,5-b]pyridazine-3-carboxylate meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C8H7N3O2 |
| Molecular Weight | 177.16 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, 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1972 |
| Nitrogen Atoms | 3 |
Related Methyl Standards
- 1H-Pyrazolo[3,4-β]pyridine-3-acetic Acid (CAS 1155847-27-0)
- 2-(Pyrazolo[1,5-a]pyrimidin-2-yl)acetic acid (CAS 1159983-05-7)
- Methyl pyrazolo[1,5-a]pyrimidine-5-carboxylate (CAS 1453176-67-4)
- 2-{1H-pyrazolo[3,4-b]pyridin-1-yl}acetic acid (CAS 882050-47-7)
- 6-Methyl-pyrazolo[1,5-α]pyrimidine-3-carboxylic Acid (CAS 869941-96-8)
- Methyl pyrazolo[1,5-a]pyrimidine-3-carboxylate (CAS 384861-43-2)
- methyl pyrazolo[1,5-c]pyrimidine-3-carboxylate (CAS 2111733-15-2)
- 3-(1H-Pyrazolo[3,4-b]pyridin-5-yl)propan-1-ol (CAS 1346447-07-1)
Recommended Standards
- methyl imidazo[1,2-a]pyrimidine-7-carboxylate (CAS 375857-87-7)
- N-(1H-Imidazol-2-yl)-1H-imidazole-1-carboxamide (CAS 780803-08-9)
- Methyl imidazo[1,2-a]pyrazine-8-carboxylate (CAS 850349-42-7)
- n-(2,1,3-Benzoxadiazol-4-yl)acetamide (CAS 289650-01-7)
- 3-Methoxy-2-methylbenzoic Acid 2-(3-Methylbenzoyl)-2-(1,1-Dimethylethyl)hydrazide (CAS 163336-51-4)
- tert-Butyl 3-hydrazinylazetidine-1-carboxylate hydrochloride (CAS 1998216-27-5)
- 2-Bromo-6-fluorobenzene-1-thiol (CAS 59594-64-8)
- tert-Butyl 2-amino-4-(pyridin-3-yl)-4H-benzo[h]chromene-3-carboxylate (CAS 1272756-33-8)
- 7-(2-(Benzo[d]thiazol-2-ylthio)ethyl)-8-bromo-1,3-dimethyl-3,7-dihydro-1H-purine-2,6-dione (CAS 476482-01-6)
- Ethyl 4-(bromomethyl)-2-ethoxybenzoate (CAS 110017-07-7)
- Octyldiphenylphosphane (CAS 6737-43-5)
- Methyl 2-amino-4-bromo-5-fluoro-3-iodobenzoate (CAS 1878216-84-2)
- tert-Butyl (2,5-difluoropyridin-4-yl)carbamate (CAS 1803125-70-3)
- Acetyl-Exenatide trifluoroacetate salt (CAS 305815-28-5)
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