HuagongsheHuagongshe Chemistry Print Report · For research reference only
Chlorine → N-[(1R)-1-(5-chloro-1H-benzimidazol-2-yl)-2-hydroxyethyl]-4-(2,5-dihydropyrrol-1-ylcarbonyl)-3-trifluoromethylbenzamide
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | Chlorine | HCID 24526 | — |
| Reactant | Diisopropylethylamine | HCID 81531 | — |
| Reactant | O-(Benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium tetrafluoroborate | HCID 2733207 | — |
| Reactant | 4-(2,5-Dihydropyrrol-1-ylcarbonyl)-3-trifluoromethylbenzoic acid | HCID 69312632 | — |
| Reactant | HCID 178511833 | HCID 178511833 | — |
| Solvent | Tetrahydrofuran | HCID 8028 | — |
| Solvent | Dichloromethane ethanol | HCID 21584144 | — |
| Product | N-[(1R)-1-(5-chloro-1H-benzimidazol-2-yl)-2-hydroxyethyl]-4-(2,5-dihydropyrrol-1-ylcarbonyl)-3-trifluoromethylbenzamide | HCID 178523886 | 20% |
Reaction Steps
Prepared analogously to Example 1g from 4-(2,5-dihydropyrrol-1-ylcarbonyl)-3-trifluoromethylbenzoic acid, TBTU, diisopropylethylamine, and (1R)-1-(5-chloro-1H-benzimidazol-2-yl)-2-hydroxyethylamine in tetrahydrofuran. Yield: 20%; Rf value: 0.43 (silica gel: dichloromethane/ethanol=9:1); C22H18ClF3N4O3 (478.856); mass spectrum: (M+H)+=479/481 (chlorine isotope).
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US07326791B2 |
| Source dataset | uspto-grants-2008_02 |
| ORD ID | ord-ab81b4bfaa2a4eec9d5262f530b0416a |
| Source note | uspto-grants-2008_02 |