HuagongsheHuagongshe Chemistry Print Report · For research reference only
tert-Butyl (2S)-2-methylpiperazine-1-carboxylate → HCID 178436931, compound
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | tert-Butyl (2S)-2-methylpiperazine-1-carboxylate | HCID 10081508 | — |
| Reactant | HCID 178436919 | HCID 178436919 | — |
| Product | HCID 178436931 | HCID 178436931 | 25.8% |
Reaction Steps
The title compound was prepared from (5-chloropyrazin-2-yl)(2-(6-(2-ethyl-5-fluoro-4-hydroxyphenyl)-1H-indazol-3-yl)-6,7-dihydro-1H-imidazo[4,5-c]pyridin-5(4H)-yl)methanone (200 mg, 386 μmol) and (S)-2-methyl-piperazine-1-carboxylic acid tert-butyl ester (155 mg, 773 μmol) using the method from Example 61. After purification by HPLC Method E and deprotection using HCl/dioxan, the title compound (58 mg, 25% yield over two steps) was obtained as off-white solid (HCl-salt).
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US08895544B2 |
| Source dataset | uspto-grants-2014_11 |
| ORD ID | ord-52f99fcbc8cf4cacbb8ee6b8b4f5c0ff |
| Source note | uspto-grants-2014_11 |