HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 473431Generated: October 31, 2026
Hydrochloric Acid → HCID 58318590, compound
https://huagongshe.com/reaction/473431
Participants
| Role | Name | HCID | Charge |
|---|
| Reactant | Hydrochloric Acid | HCID 313 | — |
| Reactant | Hydrazine hydrate (1:1) | HCID 24654 | — |
| Reactant | HCID 58318599 | HCID 58318599 | — |
| Solvent | Ethanol | HCID 702 | — |
| Product | HCID 58318590 | HCID 58318590 | — |
Reaction Steps
To a solution of 2-(1-(7-fluoro-2-(2-(methylsulfonyl)phenyl)-1,5-naphthyridin-3-yl)ethyl) isoindoline-1,3-dione (1.2 g, 2.52 mmol in EtOH (40 mL) was added hydrazine hydrate (0.8 mL, 16.4 mmol) at 25° C. The reaction mixture was stirred for overnight at 25° C. The reaction mixture was acidified with 5 N hydrochloric acid and concentrated in vacuo. Water was added to residue and extracted with EtOAc. Aq. layer was basified with aq. NaOH solution and extracted with EtOAc. The organic layer was dried over Na2SO4 and concentrated in vacuo to give 1-(7-fluoro-2-(2-(methylsulfonyl)phenyl)-1,5-naphthyridin-3-yl)ethanamine: LC-MS (ESI) m/z 345.96 [M+H]+. It was carried on crude for next step.
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
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| Patent number | US08633313B2 |
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| Source dataset | uspto-grants-2014_01 |
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| ORD ID | ord-c8af96a851ae4f0bbaac8b778219b8b5 |
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| Source note | uspto-grants-2014_01 |
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