HuagongsheHuagongshe Chemistry Print Report · For research reference only
tert-Butyl 4-oxopiperidine-1-carboxylate → 4-[(3-Methyl-pyridin-2-ylmethyl)-amino]-piperidine-1-carboxylic acid tert-butyl ester
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | tert-Butyl 4-oxopiperidine-1-carboxylate | HCID 735900 | — |
| Reactant | (3-Methylpyridin-2-yl)methanamine | HCID 1514370 | — |
| Reactant | Sodium triacetoxyborohydride | HCID 5049666 | — |
| Solvent | Dichloromethane | HCID 6344 | — |
| Product | 4-[(3-Methyl-pyridin-2-ylmethyl)-amino]-piperidine-1-carboxylic acid tert-butyl ester | HCID 67272176 | — |
Reaction Steps
Using General Procedure B, reaction of 4-oxo-piperidine-1-carboxylic acid tert-butyl ester, C-(3-methyl-pyridine-2-yl)-methylamine and NaBH(OAc)3 in CH2Cl2 gave 4-[(3-methyl-pyridin-2-ylmethyl)-amino]-piperidine-1-carboxylic acid tert-butyl ester as a yellow oil. 1H NMR (CDCl3) δ 1.45 (s, 9H), 1.89-1.93 (m, 5H), 2.30 (s, 3H), 2.68-2.71 (m, 1H), 2.73-2.87 (m, 2H), 3.90 (s, 2H), 4.02-4.04 (m, 2H), 7.06-7.10 (m, 1H), 7.41-7.44 (m, 1H), 8.38 (d, 1H, J=3.0 Hz).
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US07291631B2 |
| Source dataset | uspto-grants-2007_11 |
| ORD ID | ord-88e5cbd9f1a848f8b468de93a1e1d4b5 |
| Source note | uspto-grants-2007_11 |