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Attempts at Esterification
| Entry | Conditions | Results |
|---|---|---|
| 1 |
|
|
| b) 2, Et3N, CH2Cl2 | 35% | |
| 2 |
|
Ethoxyvinylester formed (TLC) No esterification |
| b) 2, CSA (10 mol%) DCE |
||
| 3 |
|
13% |
| 4 |
|
Traces of 4 by TLC |
| 5 | 2,4,6-trichlorobenzoylchloride Et3N, DMAP, THF |
18% |
