-
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...
- tautomers, that are very
close in energy: (μ2-H)disilene, and disilanylidene.
Disilenes bearing sterically bulky substituents have been well
characterized although...
- 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,...
- of the
charge on silicon. When the
silylenoid is
irradiated or
heated a
disilene forms probably via a
silylene intermediate. With
electrophiles it reacts...
-
alternating polysilylene copolymer prepared by
anionic polymerization of
masked disilene". Macromolecules. 23 (20): 4494–4496. doi:10.1021/ma00222a031. Shono, T...
