HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2206182Generated: November 1, 2026
Sodium Iodide → 1-(2,6-difluorophenyl)-3-(4-(morpholin-4-yl)phenyl)-1,5-dihydro-4H-pyrazolo[4,3-c]pyridin-4-one
https://huagongshe.com/reaction/2206182
Participants
| Role | Name | HCID | Charge |
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| Reactant | Sodium Iodide | HCID 5238 | — |
| Reactant | Chlorotrimethylsilane | HCID 6397 | — |
| Reactant | Sodium Bicarbonate | HCID 516892 | — |
| Reactant | 1-(2,6-difluorophenyl)-4-methoxy-3-(4-(morpholin-4-yl)phenyl)-1H-pyrazolo[4,3-c]pyridine | HCID 117987839 | — |
| Solvent | Acetonitrile | HCID 6342 | — |
| Product | 1-(2,6-difluorophenyl)-3-(4-(morpholin-4-yl)phenyl)-1,5-dihydro-4H-pyrazolo[4,3-c]pyridin-4-one | HCID 137010760 | 75.5% |
Reaction Steps
To a mixture of 1-(2,6-difluorophenyl)-4-methoxy-3-(4-(morpholin-4-yl)phenyl)-1H-pyrazolo[4,3-c]pyridine (50.0 mg) and sodium iodide (35.5 mg) in acetonitrile (3 mL) was added chloro(trimethyl)silane (0.0760 mL) at room temperature, and the mixture was stirred at 50° C. for 16 hr. To the reaction mixture was added saturated aqueous sodium hydrogencarbonate solution, and the mixture was extracted with ethyl acetate. The organic layer was washed with saturated brine, dried over anhydrous magnesium sulfate, and concentrated under reduced pressure. The residue was purified by silica gel column chromatography (basic silica gel, methanol/ethyl acetate) to give the title compound (36.5 mg).
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
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| Patent number | US09371320B2 |
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| Source dataset | uspto-grants-2016_06 |
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| ORD ID | ord-858002e04721403da935e49f29d74c02 |
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| Source note | uspto-grants-2016_06 |
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