Technology Process of 2,7-bis(1,1-dimethylpropyl)-9,9-dimethylxanthene
There total 1 articles about 2,7-bis(1,1-dimethylpropyl)-9,9-dimethylxanthene which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
-
With
iron(III) chloride;
In
dichloromethane;
1.) from 0 deg C to RT, 3 h, 2.) 20 h;
DOI:10.1021/ja00180a038
- Guidance literature:
-
Multi-step reaction with 4 steps
1: bromine / CCl4 / 1.) from 0 deg C to RT, 4 h, 2.) 8 h
2: bromine, Fe / CCl4 / 11 h / Ambient temperature
3: 1.) n-BuLi / 1.) THF, hexane, -78 deg C, 30 min, 2.) from -78 deg C to 5 deg C
4: 68 percent / 4-(dimethylamino)pyridine, dicyclohexylcarbodiimide (DCC) / CH2Cl2 / 3 h / Ambient temperature
With
dmap; n-butyllithium; bromine; iron; dicyclohexyl-carbodiimide;
In
tetrachloromethane; dichloromethane;
DOI:10.1021/ja00180a038
- Guidance literature:
-
Multi-step reaction with 5 steps
1: bromine / CCl4 / 1.) from 0 deg C to RT, 4 h, 2.) 8 h
2: bromine, Fe / CCl4 / 11 h / Ambient temperature
3: 1.) n-BuLi / 1.) THF, hexane, -78 deg C, 30 min, 2.) from -78 deg C to 5 deg C
4: 68 percent / 4-(dimethylamino)pyridine, dicyclohexylcarbodiimide (DCC) / CH2Cl2 / 3 h / Ambient temperature
5: SOCl2 / CH2Cl2 / 2 h / Heating
With
dmap; n-butyllithium; thionyl chloride; bromine; iron; dicyclohexyl-carbodiimide;
In
tetrachloromethane; dichloromethane;
DOI:10.1021/ja00180a038
