HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1161196Generated: October 27, 2026
Methanol → (S)-2-(5-Nitro-1-oxoisoquinolin-2(1H)-yl)propanamide
https://huagongshe.com/reaction/1161196
Participants
| Role | Name | HCID | Charge |
|---|
| Reactant | Methanol | HCID 887 | — |
| Reactant | Triethylamine | HCID 8471 | — |
| Reactant | 5-nitro-1H-isochromen-1-one | HCID 10012760 | — |
| Reactant | L-Alaninamide--hydrogen bromide (1/1) | HCID 18632422 | — |
| Product | (S)-2-(5-Nitro-1-oxoisoquinolin-2(1H)-yl)propanamide | HCID 59515862 | — |
Reaction Steps
To a solution of 5-nitro-isochromen-1-one (1.5 g, 0.0078 mol) in methanol (20 mL, 0.4 mol) was added triethylamine (2 mL, 0.02 mol) and (S)-2-aminopropanamide hydrobromide (1.6 g, 0.0094 mol) and the resulting mixture was heated at 50° C. overnight. The reaction mixture was cooled to room temperature wherein the product precipitated out. The precipitate was filtered and dried to yield the pure product as a yellow solid. MS m/z=262.2 (M+H).
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
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| Patent number | US07816371B2 |
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| Source dataset | uspto-grants-2010_10 |
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| ORD ID | ord-4e408e9ae0ec46bfbc15328dc4e66ee2 |
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| Source note | uspto-grants-2010_10 |
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