Silapericyclyne, (Ph2SiC≡C)6: Spontaneous conformational resolution of boat-and chair-'exploded' cyclohexane

Chemistry Letters

Volumn , Issue 11, 1999, Pages 1235-1236

  Unno, Masafumi ^a   Saito, Takashi ^a   Matsumoto, Hideyuki ^a  

^a GUNMA UNIVERSITY   (Japan)

Author keywords

[No Author keywords available]

Indexed keywords

EID: 0033235096     PISSN: 03667022     EISSN: None     Source Type: Journal    
DOI: 10.1246/cl.1999.1235     Document Type: Article

References (13)

1. For example, R. Gleiter, W. Schäfer, and H. Sakurai, J. Am. Chem. Soc., 107, 3046 (1985), and references cited therein.
2. L.T. Scott, G.J. DeCicco, J.L. Hyun, and G. Reinhardt, J. Am. Chem. Soc., 107, 6546 (1985).
3. a) M. Unno, R. Tanaka, T. Kuribara, M. Saito, and H. Matsumoto, Bull. Chem. Soc. Jpn., 70, 2749 (1997).
4. b) M. Unno, H. Masuda, and H. Matsumoto, Bull. Chem. Soc. Jpn., 71, 2449 (1997).
5. M. Unno, K. Takada, and H. Matsumoto, Chem. Lett., 1998, 489.
6. R. Bortolin, B. Parbhoo, and S.D. Brown, J. Chem. Soc., Chem. Commun., 1988, 1079.
7. 1.
8. 2 = 0.274 (for all data) based on 1560 observed reflections (1 > 2σ) and 179 variable parameters.
9. 3, Z = 4, R = 0.065, Rw = 0.074 based on 23610 observed reflections (1 > 3σ) and 1694 variable parameters.
10. R. Bortolin, S.S.D. Brown, and B. Parbhoo, Inorg. Chim. Acta, 158, 137 (1989).
11. The temperature factors of 1a could not be diminished because of these two reasons. (1) Severe disorder was observed for the phenyl substituents. (2) Reflection pattern changed below -20 °C and gave no lattice parameter, which prohibited the low-temperature measurement.
12. 3, Z = 1, R = 0.049, Rw = 0.037 based on 2717 observed reflections (1 > 3σ) and 272 variable parameters.
13. E. Hengge and A. Baumegger, Monatsh. Chem., 122, 661 (1991).