- Ps–Ps or Ps–X (where Ps is a
pseudohalogen group), such as cyanogen;
pseudohalide anions, such as
cyanide ion;
inorganic acids, such as
hydrogen cyanide;...
-
Sulfur (also
spelled sulphur in
British English) is a
chemical element; it has
symbol S and
atomic number 16. It is abundant,
multivalent and nonmetallic...
- A
general Sonogashira reaction involving an
alkyne and aryl or
vinyl halide or
pseudohalide...
- NaOH → C6H5OH + Na2SO3 + H2O In this case the
sulfonate behaves as a
pseudohalide leaving group.
Arylsulfonic acids are
susceptible to hydrolysis, the...
-
pseudohalides such as
triflates (OTf), as
replacements for halides. The
relative reactivity for the
coupling partner with the
halide or
pseudohalide is:...
-
Zirconium is a
chemical element; it has
symbol Zr and
atomic number 40.
First identified in 1789,
isolated in
impure form in 1824, and
manufactured at...
- KSCN. It is an
important salt of the
thiocyanate anion, one of the
pseudohalides. The
compound has a low
melting point relative to most
other inorganic...
- complex: 3 ArOH + FeCl3 → Fe(OAr)3 + 3 HCl (Ar = aryl)
Among the
halide and
pseudohalide complexes,
fluoro complexes of iron(III) are the most stable, with the...
- type (M−NO). Alternatively,
nitric oxide can
serve as a one-electron
pseudohalide. In such complexes, the M−N−O
group is
characterized by an
angle between...
- electron-withdrawing as well as a good
leaving group.
Tosylate is a
pseudohalide.
Toluenesulfonate esters undergo nucleophilic attack or elimination....
