- tautomers, that are very
close in energy: (μ2-H)disilene, and disilanylidene.
Disilenes bearing sterically bulky substituents are
isolable and have been well...
-
peculiarity of
disilenes is the trans-bending of the substituents,
which is
never observed in alkenes. The trans-bent
angles of
disilenes between the R2Si...
- atom
overlapping with the
empty p
orbital on the other. In contrast, in
disilenes each
silicon atom has
planar coordination but the
substituents are twisted...
-
significantly greater total enthalpy than a
single silene double bond, so
simple disilenes readily autopolymerise, and
silicon favors the
formation of
linear chains...
-
first stable (kinetically shielded)
silene was
reported in 1981 by Brook.
Disilenes have Si=Si
double bonds and
disilynes are
silicon analogues of an alkyne...
- analogues.
Disilane and
longer silanes are
quite reactive compared to alkanes.
Disilene and
disilynes are
quite rare,
unlike alkenes and alkynes.
Examples of disilynes...
-
characterized spectroscopically. The
first members of each
respectively are
disilene H2Si=SiH2 and
disilyne H−Si≡Si−H, the
silicon analogues of
ethylene and...
- a
sulfinyl group), and
sulfones (R-S(=O)2-R′, the
sulfonyl group) Si
disilenes silylidenephosphanes a.k.a. phosphasilenes, rare silanethiones, rare,...
- Marek; Scheer,
Manfred (2017). "Different
Reactivity of As4
towards Disilenes and Silylenes".
Angewandte Chemie International Edition. 56 (23): 6655–6659...
- Cui,
Chunming (April 8, 2020). "Synthesis of Boryl-Substituted Disilane,
Disilene, and
Silyl Cation". Organometallics. 39 (23): 4164–4168. doi:10.1021/acs...
