- In
organic chemistry, a
sulfonium ion, also
known as
sulphonium ion or
sulfanium ion, is a positively-charged ion (a "cation")
featuring three organic...
- naturally-occurring
intermediate in many
biosynthetic pathways owing to the
sulfonium functional group. It is
biosynthesized from L-methionine and S-adenosylmethionine...
- respectively.
Deprotonation of
sulfonium and
oxosulfonium salts affords ylides, of
structure R2S+−C−−R′2 and R2S(O)+−C−−R′2.
While sulfonium ylides, for instance...
- with
metal ions like
palladium and platinum.
Other common ylides include sulfonium ylides and
sulfoxonium ylides; for instance, the Corey-Chaykovsky reagent...
-
bases as
compared to
sulfonium ylides. (The
difference being that a
sulfoxonium contains a
doubly bonded oxygen whereas the
sulfonium does not.) The former...
- oxatriquinane, C9H15O+ (cyclic
oxonium ion)
primary sulfonium cations, RSH+2 (protonated
thiols R−S−H)
secondary sulfonium cations, R2SH+ (protonated
thioethers R−S−R)...
-
monoxide and
producing chloro(dimethyl)
sulfonium chloride, 4.
After addition of the
alcohol 5, the chloro(dimethyl)
sulfonium chloride 4
reacts with the alcohol...
- DMSO is used as a mild oxidant. It
forms the
basis of
several selective sulfonium-based
oxidation reactions including the Pfitzner–Moffatt oxidation, Corey–Kim...
-
Sulfonium-based
oxidations of
alcohols to
aldehydes summarizes a
group of
organic reactions that
transform a
primary alcohol to the
corresponding aldehyde...
-
reaction epoxides are
generated from
carbonyl groups and
sulfonium ylides. In this reaction, a
sulfonium is the
leaving group instead of chloride. Epoxides...
