Tetrakis(trialkylsilyl)digermenes. Salient effects of trialkylsilyl substituents on planarity around the Ge=Ge bond and remarkable thermochromism

Organometallics

Volumn 15, Issue 18, 1996, Pages 3767-3769

  Kira, Mitsuo ^a   Iwamoto, Takeaki ^a   Maruyama, Toyotaro ^a   Kabuto, Chizuko ^a   Sakurai, Hideki ^a,b  

^a TOHOKU UNIVERSITY   (Japan)

^b TOKYO UNIVERSITY OF SCIENCE   (Japan)

Author keywords

[No Author keywords available]

Indexed keywords

EID: 4243117681     PISSN: 02767333     EISSN: None     Source Type: Journal    
DOI: 10.1021/om960370p     Document Type: Article

References (28)

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13. max/nm (∈) 472 (2000), 432 (2100), 367 (2200), 332 (1200, sh), 277 (3500).
14. w = 0.057. The molecules of 2a and 2c have a crystallographic center of symmetry. All calculations were performed by an ACOS-3900 computer at Tohoku University with the applied library program UNICS III system and RANTAN81 program.
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18. Very recently, an interesting cyclic digermene, tetrakis(tri-tert-butylsilyl)cyclotrigermene, has been prepared and found to have a planar ring structure: Sekiguchi, A.; Yamazaki, H.; Kabuto, C.; Sakurai, H. J. Am. Chem. Soc. 1995, 117, 8025.
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27. + - 82), 573 (7.2), 304 (19.1), 84 (100).
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