3-(2-(2,4-Difluorophenoxy)-6-oxo-6H-pyrido[1,2-b]pyridazin-5-yl)-4-methoxybenzoic acid CAS 940891-82-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 940891-82-7 |
| Molecular Formula | C22H14F2N2O5 |
| Molecular Weight | 424.35 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-(2-(2,4-Difluorophenoxy)-6-oxo-6H-pyrido[1,2-b]pyridazin-5-yl)-4-methoxybenzoic acid (CAS 940891-82-7) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C22H14F2N2O5. Molecular weight: 424.35 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C22H14F2N2O5 |
| Molecular Weight | 424.35 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 16.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 2 |
Related Difluorophenoxy Standards
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Recommended Standards
- 4-Bromo-N-(2-(2-(pyridin-3-yl)thiazol-4-yl)ethyl)benzenesulfonamide (CAS 863511-92-6)
- tert-Butyl 2-(4-bromophenyl)-3-thioxo-1,4,8-triazaspiro[4.5]dec-1-ene-8-carboxylate (CAS 1325306-86-2)
- 2-Bromoveratryl-d3 Alcohol (CAS 1216919-75-3)
- Ethyl 6-(4-methoxy-3-nitrophenyl)-6-oxohexanoate (CAS 951885-86-2)
- N-(3-(Dimethylamino)propyl)propionimidamide hydrochloride (CAS 1427057-53-1)
- 2-(Trifluoromethyl)-7,8-dihydroquinolin-6(5H)-one (CAS 944895-70-9)
- 2-Bromo-6-(difluoromethyl)-5-iodonicotinonitrile (CAS 1805010-31-4)
- Thiorantraniliprole (CAS 1442448-92-1)
- (E)-{[1-(4-bromophenyl)-1H-pyrrol-3-yl]methylidene}amino acetate (CAS 860785-99-5)
- Osteogenic Growth Peptide (10-14) (CAS 105250-85-9)
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