Participants
| Role | Name | HCID | Charge |
|---|
| Reactant | Hydrochloric Acid | HCID 313 | — |
| Reactant | p-Toluidine | HCID 7813 | — |
| Reactant | 1,3-Propanediamine, N'-(ethylcarbonimidoyl)-N,N-dimethyl-, monohydrochloride | HCID 2723939 | — |
| Reactant | HCID 66913233 | HCID 66913233 | — |
| Catalyst | 4-(Dimethylamino)pyridine | HCID 14284 | — |
| Solvent | 1,2-Dichloroethane | HCID 11 | — |
| Product | HCID 66914201 | HCID 66914201 | 56% |
Reaction Steps
4-Phenyl-8-trifluoromethyl-quinoline-3-carboxylic acid (0.110 g, 0.347 mmol), whose preparation is described in Scheme 2, p-toluidine (0.074 mL, 0.693 mmol), EDCI-HCl (0.110 g, 0.520 mmol), and DMAP (0.084 g, 0.520 mmol). are dissolved in 1,2-dichloroethane (3 mL) in a 5 mL microwave tube. After stirring in the microwave reactor for 6 min at 70° C. the cooled solution is poured into 2 N aq HCl and extracted with methylene chloride, washed with water, brine, and dried with magnesium sulfate. The combined extracts are concentrated and the residue is chromatographed in 1:9 ethyl acetate:hexanes to afford the title amide as a white solid (0.078 g, 56%). mp 203-205° C.; MS (ES) m/z 405.2; HRMS: calcd for C24H17N2F3O+H, 407.13712; found (ESI, [M+H]+), 407.1376.
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
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| Patent number | US07576215B2 |
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| Source dataset | uspto-grants-2009_08 |
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| ORD ID | ord-7592de85abf44176acc3c47c6536e04c |
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| Source note | uspto-grants-2009_08 |
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