HuagongsheHuagongshe Chemistry Print Report · For research reference only
Piperazine → HCID 18186836, compound
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | Piperazine | HCID 4837 | — |
| Reactant | Potassium Carbonate | HCID 11430 | — |
| Reactant | m-(Dimethylamino)benzyl alcohol | HCID 90133 | — |
| Reactant | HCID 18186788 | HCID 18186788 | — |
| Product | HCID 18186836 | HCID 18186836 | — |
Reaction Steps
The title compound was prepared according to the procedure of example 50, step 2, starting from 2-chloro-6-[(3-dimethylaminobenzyl)oxy]pyrazine (3.04 g, 11.5 mmol; obtained according to the procedure of example 50, step 1, starting from 3-dimethylaminobenzyl alcohol), piperazine (3.08 g, 35.7 mmol) and K2CO3 (1.59 g, 11.5 mmol) with the exception that the final filtration through alumina was omitted. The yield of the of the title compound was 2.06 g (57%) which was obtained as a beige colored oil that solidified when refrigerated. Purity 98% (HPLC). MS m/z 313 (M)+. HRMS m/z calcd for C17H23N5O (M)+ 313.1903, found 313.1910.
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US07247633B2 |
| Source dataset | uspto-grants-2007_07 |
| ORD ID | ord-f3ef7e40fcdc4781ae880cb7f7022a17 |
| Source note | uspto-grants-2007_07 |