HuagongsheHuagongshe Chemistry Print Report · For research reference only
Methanol → HCID 178493494, compound
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | Methanol | HCID 887 | — |
| Reactant | MeOH tetrahydrofuran | HCID 21899815 | — |
| Reactant | 8-(2,6-Difluoro-3,5-dimethoxyphenyl)quinoxaline-5-carboxylic acid ethyl ester | HCID 86641145 | — |
| Reactant | HCID 178516762 | HCID 178516762 | — |
| Catalyst | Nickel | HCID 935 | — |
| Solvent | Dichloromethane methanol | HCID 21226129 | — |
| Product | HCID 178493494 | HCID 178493494 | — |
Reaction Steps
The title compound was prepared in analogy to the procedures described in Example 14 but using 8-(2,6-difluoro-3,5-dimethoxy-phenyl)-quinoxaline-5-carboxylic acid ethyl ester (Step 124.1), Raney nickel and MeOH/THF (1:1) instead of palladium on carbon and MeOH in Step 14.2, and 4-(2-nitro-1H-imidazol-4-ylmethyl)-piperazin-2-one (Step 142.1) instead of 2-nitroimidazole in Step 14.3. Title compound: ESI-MS: 524.1 [M+H]+; tR=3.10 min (System 1); TLC: Rf=0.23 (DCM/MeOH, 9:1).
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US08536175B2 |
| Source dataset | uspto-grants-2013_09 |
| ORD ID | ord-e9db5e0b9de24979b6eac7277b06ce0e |
| Source note | uspto-grants-2013_09 |