HuagongsheHuagongshe Chemistry Print Report · For research reference only
5-Bromo-2-nitropyridine → tert-butyl (3S)-3-methyl-4-(6-nitropyridin-3-yl)piperazine-1-carboxylate
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | 5-Bromo-2-nitropyridine | HCID 817620 | — |
| Reactant | (S)-1-Boc-3-methylpiperazine | HCID 7023035 | — |
| Product | tert-butyl (3S)-3-methyl-4-(6-nitropyridin-3-yl)piperazine-1-carboxylate | HCID 86683728 | 50% |
Reaction Steps
Following the procedure of Example 323a, and starting with (3S)-tert-butyl 3-methylpiperazine-1-carboxylate (10.0 g, 50 mmol) and 5-bromo-2-nitropyridine (10.5 g, 50 mmol) afforded 340a as a yellow solid (8.05 g, 50%). MS-ESI: [M+H]+ 323
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US09238655B2 |
| Source dataset | uspto-grants-2016_01 |
| ORD ID | ord-76d2d89936c342de8edc7679fea6d120 |
| Source note | uspto-grants-2016_01 |