HuagongsheHuagongshe Chemistry Print Report · For research reference only
Pyrrolidine → 4-[(5,7-Difluoro-3,4-dihydro-2H-chromen-4-yl)oxy]-1,2-dimethyl-6-(pyrrolidin-1-ylcarbonyl)-1H-benzimidazole
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | Pyrrolidine | HCID 31268 | — |
| Reactant | 4-[(5,7-Difluoro-3,4-dihydro-2H-chromen-4-yl)oxy]-1,2-dimethyl-1H-benzimidazole-6-carboxylic acid | HCID 68690132 | — |
| Product | 4-[(5,7-Difluoro-3,4-dihydro-2H-chromen-4-yl)oxy]-1,2-dimethyl-6-(pyrrolidin-1-ylcarbonyl)-1H-benzimidazole | HCID 59303894 | 39% |
Reaction Steps
The title compound was prepared as a colorless amorphous in 39% yield (45 mg) from 4-[(5,7-difluoro-3,4-dihydro-2H-chromen-4-yl)oxy]-1,2-dimethyl-1H-benzimidazole-6-carboxylic acid (100 mg, 0.27 mmol, STEP 2 of Example 19) and pyrrolidine (38 mg, 0.53 mmol) by the same manner in STEP 3 of Example 11.
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US07718809B2 |
| Source dataset | uspto-grants-2010_05 |
| ORD ID | ord-756efca4e5514e4ab2fc0e215873f227 |
| Source note | uspto-grants-2010_05 |