HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 450482Generated: October 29, 2026
Hydrochloric Acid → HCID 67414100, compound
https://huagongshe.com/reaction/450482
Participants
| Role | Name | HCID | Charge |
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| Reactant | Hydrochloric Acid | HCID 313 | — |
| Reactant | 1,4-Dioxane | HCID 31275 | — |
| Reactant | HCID 46208890 | HCID 46208890 | — |
| Solvent | Acetonitrile | HCID 6342 | — |
| Product | HCID 67414100 | HCID 67414100 | 65% |
Reaction Steps
N-(2,5-Difluoro-4-(2-(1-methyl-1H-pyrazol-4-yl)pyridin-4-yloxy)phenyl)-N′-phenylcyclopropane-1,1-dicarboxamide was dissolved in acetonitrile (5 ml) and 4M HCl in dioxane (0.068 ml, 0.274 mmol) was added slowly with stirring. The mixture was stirred for 1.5 hours at RT as a white solid slowly precipitated from the solution. The salt was collected via suction filtration and washed with diethyl ether. A suspension of the product in a 4:1 mix of acetonitrile and water was lyophilized overnight to obtain N-(2,5-difluoro-4-(2-(1-methyl-1H-pyrazol-4-yl)pyridin-4-yloxy)phenyl)-N′-phenylcyclopropane-1,1-dicarboxamide hydrochloride as a white powder (0.047 g, 65% yield). 1H NMR (400 MHz, DMSO-d6): δ 11.18 (s, 1H), 9.64 (s, 1H), 8.43 (m, 2H), 8.13 (m, 2H), 7.60 (m, 1H), 7.51 (m, 3H), 7.28 (m, 2H), 7.05 (m, 1H), 6.97 (broad s, 1H), 3.84 (s, 3H), 1.63 (m, 2H), 1.53 (m, 2H); MS (ESI) m/z: 490.2 (M+H+).
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
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| Patent number | US08486951B2 |
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| Source dataset | uspto-grants-2013_07 |
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| ORD ID | ord-3ca1ff88bae547918a5f55ac845610e7 |
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| Source note | uspto-grants-2013_07 |
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