HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 43185Generated: October 26, 2026
Sodium Bicarbonate → 8-(2-Chloro-6-fluoro-3,5-dimethoxy-phenyl)-quinoxaline-5-carboxylic acid (5-imidazol-1-ylmethyl-pyridin-2-yl)-amide
https://huagongshe.com/reaction/43185
Participants
| Role | Name | HCID | Charge |
|---|
| Reactant | Sodium Bicarbonate | HCID 516892 | — |
| Reactant | Trimethylaluminum | HCID 16682925 | — |
| Reactant | 5-[(1H-imidazol-1-yl)methyl]pyridin-2-amine | HCID 62207625 | — |
| Reactant | 8-(2-Chloro-6-fluoro-3,5-dimethoxy-phenyl)-quinoxaline-5-carboxylic acid ethyl ester | HCID 86641146 | — |
| Solvent | Dichloromethane | HCID 6344 | — |
| Solvent | Dichloromethane methanol | HCID 21226129 | — |
| Product | 8-(2-Chloro-6-fluoro-3,5-dimethoxy-phenyl)-quinoxaline-5-carboxylic acid (5-imidazol-1-ylmethyl-pyridin-2-yl)-amide | HCID 44513534 | — |
Reaction Steps
The title compound was prepared in analogy to the procedure described in Example 115 but using 8-(2-chloro-6-fluoro-3,5-dimethoxy-phenyl)-quinoxaline-5-carboxylic acid ethyl ester (Step 144.1), 5-imidazol-1-ylmethyl-pyridin-2-ylamine (Step 120.1), 2 equiv of trimethyl aluminum, stirring the reaction mixture for 3 h at 80° C. and pouring it onto a saturated aqueous solution of NaHCO3 and DCM. The title compound: ESI-MS: 519.0 [M+H]+; tR=3.86 min (System 1); TLC: Rf=0.40 (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-d02c38447a424ef9bcc7df29a9b19e30 |
|---|
| Source note | uspto-grants-2013_09 |
|---|
