- 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 (American
spelling and the
preferred IUPAC name) or
sulphur (Commonwealth spelling) is a
chemical element; it has
symbol S and
atomic number 16...
-
Scandium is a
chemical element; it has
symbol Sc and
atomic number 21. It is a silvery-white
metallic d-block element. Historically, it has been classified...
-
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...
-
pseudohalides such as
triflates (OTf), as
replacements for halides. The
relative reactivity for the
coupling partner with the
halide or
pseudohalide is:...
- used to
increase the rate of the reaction. The
choice of aryl
halide or
pseudohalide substrate (sp2-carbon) is one of the
factors that
mainly influence the...
- A
general Sonogashira reaction involving an
alkyne and aryl or
vinyl halide or
pseudohalide...
- electron-withdrawing as well as a good
leaving group.
Tosylate is a
pseudohalide.
Toluenesulfonate esters undergo nucleophilic attack or elimination....
- as a
pseudohalide:
these are
often used as
reducing agents,
producing hydrides,
complex metal hydrides, or
hydrogen gas.: 83
Other pseudohalides are also...
- 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...
