HuagongsheHuagongshe Chemistry Print Report · For research reference only
8-(2,6-Dichloro-3,5-dimethoxy-phenyl)-quinoxaline-5-carboxylic acid [5-(4-methyl-piperazin-1-ylmethyl)-pyridin-2-yl]-amide → 8-(2,6-Difluoro-3,5-dimethoxy-phenyl)-quinoxaline-5-carboxylic acid [5-(4-methyl-piperazin-1-ylmethyl)-pyridin-2-yl]-amide
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | 8-(2,6-Dichloro-3,5-dimethoxy-phenyl)-quinoxaline-5-carboxylic acid [5-(4-methyl-piperazin-1-ylmethyl)-pyridin-2-yl]-amide | HCID 44514746 | — |
| Reactant | 8-(2,6-Difluoro-3,5-dimethoxyphenyl)quinoxaline-5-carboxylic acid ethyl ester | HCID 86641145 | — |
| Solvent | Dichloromethane methanol | HCID 21226129 | — |
| Product | 8-(2,6-Difluoro-3,5-dimethoxy-phenyl)-quinoxaline-5-carboxylic acid [5-(4-methyl-piperazin-1-ylmethyl)-pyridin-2-yl]-amide | HCID 44513200 | — |
Reaction Steps
The title compound was prepared in analogy to the procedure described in Example 115 but using 8-(2,6-difluoro-3,5-dimethoxy-phenyl)-quinoxaline-5-carboxylic acid ethyl ester (Step 124.1) and 5-(4-methyl-piperazin-1-ylmethyl)-pyridin-2-ylamine (Example 31; purified by silica gel column chromatography). Title compound: ESI-MS: 535.1 [M+H]+; tR=3.45 min (System 1); TLC: Rf=0.19 (DCM/MeOH/NH3aq, 94:5:1).
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US08273882B2 |
| Source dataset | uspto-grants-2012_09 |
| ORD ID | ord-690b372581a8477fbcb08732848ae696 |
| Source note | uspto-grants-2012_09 |