References
- McCloskey , J. A. and Nishimura , S. 1977 . Ace. Chem. Res. , 10 : 403
- Lüpke , U. and Seela , F. 1978 . Chemie in unserer Zeit , 12 : 189
- Seela , F. , Hasselmann , D. and Winkeler , H. ‐D. 1982 . Liebigs Ann. Chem. , : 499
- Armstrong , V. W. , Sternbach , H. and Eckstein , F. 1976 . Biochemistry , 15 : 2086
- Golding , B. T. 1979 . “ Vitamin B12 ” . In Comprehens. Org. Chem. , Edited by: Barton , D. and Ollis , D. Vol. 5 , 549 – 584 . Oxford : Pergamon Press .
- Breitmeier , E. and Voelter , W. 1978 . “ 13C NMR Spectroscopy ” . In Monographs Modern Chemistry , Vol. 5 , 264 – 273 . Weinheim : Verlag Chemie .
- Sugiyama , H. , Yamoka , N. , Shimizu , B. , Ishido , Y. and Seto , S. 1974 . Bull. Chem. Soc. (Jpn.) , 47 : 1815
- Hansske , F. private communication.
- Seela , F. and Kehne , A. 1982 . Liebigs Ann. Chem. , : 1940
- Seela , F. and Bussmann , W. 1984 . Liebigs Ann. Chem. , in press
- Akhrem , A. A. , Mikhailopulo , I. A. and Abramov , A. F. 1979 . Org. Magn. Res. , 12 : 612 Org. Magn. Res. 12, 247 (1979); A. A. Akhrem, G. V. Zaitseva, I A. Mikhailopulo and A. F. Abramov, J. Carbohydr. Nucleosides, Nucleotides 4, 43 (1977).