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C2‐Symmetric Chiral Pentacyclic Guanidine: A Phase‐Transfer Catalyst for the Asymmetric Alkylation of tert‐Butyl Glycinate Schiff Base |
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| Authors: | Tetsuya Kita Angelina Georgieva Yuichi Hashimoto Tadashi Nakata Kazuo Nagasawa |
| Abstract: | |
| Keywords: | Alkylierungen Asymmetrische Synthesen Phasentransferkatalyse Synthesemethoden |