Tetraethyl orthocarbonate → 9-Biphenyl-4-yl-6-methoxy-2,5-dioxa-8-thia-7-azaspiro[3.5]non-6-ene 8,8-dioxide
Reaction equation
[C:1]1([C:17]2[CH:22]=[CH:21][CH:20]=[CH:19][CH:18]=2)[CH:6]=[CH:5][C:4]([CH:7]([C:12]2([OH:16])[CH2:15][O:14][CH2:13]2)[S:8]([NH2:11])(=[O:10])=[O:9])=[CH:3][CH:2]=1.[CH2:23]([O:25][C:26](OCC)(OCC)OCC)C>C(O)(=O)C>[C:1]1([C:17]2[CH:18]=[CH:19][CH:20]=[CH:21][CH:22]=2)[CH:2]=[CH:3][C:4]([CH:7]2[C:12]3([CH2:13][O:14][CH2:15]3)[O:16][C:23]([O:25][CH3:26])=[N:11][S:8]2(=[O:10])=[O:9])=[CH:5][CH:6]=1Participants
4
Conditions
- Temperature
- 90 °C