HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 713249Generated: November 1, 2026
HCID 118159311, compound → Trifluoroacetic acid
https://huagongshe.com/reaction/713249
Participants
| Role | Name | HCID | Charge |
|---|
| Reactant | HCID 118159311 | HCID 118159311 | — |
| Catalyst | Palladium hydroxide | HCID 9942167 | — |
| Solvent | Tetrahydrofuran | HCID 8028 | — |
| Product | Trifluoroacetic acid | HCID 6422 | 459.9% |
| Product | HCID 118159211 | HCID 118159211 | — |
Reaction Steps
A mixture of 4-((1-(6-benzyl-2-(isopropylamino)-5,6,7,8-tetrahydropyrido[3,4-b]pyrazin-3-yl)piperidin-4-yl)oxy)-3-fluorobenzonitrile 2,2,2-trifluoroacetate (579 mg, 0.942 mmol) and Pd(OH)2 (20 wt % Pd (dry basis) on carbon, wet, Degussa Type E101 NEW, 198 mg, 0.283 mmol) in THF (10 mL) was stirred under H2 (1.899 mg, 0.942 mmol) at 23° C. for 4 h. The mixture was filtered, rinsed with THF, concentrated via rotary evaporation, and dried in vacuo to give the title compound as a TFA salt (494 mg, 100%) as a brown oil. ESI-MS m/z [M+H]+ 411.4.
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
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| Patent number | US09181249B2 |
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| Source dataset | uspto-grants-2015_11 |
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| ORD ID | ord-eb364ad477ea4ffa98f37ec30077184d |
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| Source note | uspto-grants-2015_11 |
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