| titleOfInvention |
3-alkylated-5,5 ′, 6,6 ′, 7,7 ′, 8,8′-octahydro-2,2′-binaphthol and 3,3′-dialkylated-5,5 ′, 6,6 ', 7,7', 8,8'-Octahydro-2,2'-binaphthol and process for producing them |
| abstract |
There is a need for a practical and general method for preparing the following compositions on an industrial scale. Compositions 3-alkylated-5,5 ′, 6,6 ′, 7,7 ′, 8,8′-octahydro-2,2′-binaphthol and 3,3′-dialkylated-5 5 ', 6,6', 7,7 ', 8,8'-octahydro-2,2'-binaphthol and all are 5,5', 6,6 ', 7,7', 8,8'- Various methods for their production are disclosed, including alkylation of octahydro-2,2'-binaphthol. [Selection figure] None |