Natsugari, Hideaki; Kawano, Yasuhiko; Morimoto, Akira; Yoshioka, Kouichi; Ochiai, Michihiko
Journal of the Chemical Society, Chemical Communications, 1987 , # 2 p. 62 - 63
2.合成路线
328-50-7
101-83-7
100-11-8
108049-92-9
Takeda Chemical Industries, Ltd.
Patent: US4882434 A1, 1989 ;
3.合成路线
305-72-6
100-11-8
108049-92-9
Takeda Chemical Industries, Ltd.
Patent: US4891427 A1, 1990 ;