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Conditions examined to effect Michael addition
 | |||||
|---|---|---|---|---|---|
| Base |
Solvent |
Time (h) |
T (°C) |
Result |
|
| 1 | Cs2CO3 | DMSO | 12 | rt | No reaction |
| 2 | Cs2CO3 | DMSO | 2 | 80 | Polymerization |
| 3 | NaH | DMF | 12 | rt | No reaction |
| 4 | NaH | DMF | 2 | 60 | Polymerization |
| 5 | NaOH | MeOH | 12 | rt | Polymerization |
| 6 | K2CO3 | Acetone | 1 | 50 | 76 % |
| 7 | Na2CO3 | H2O | 1 | rt | 88 % |
