- In chemistry,
cryptands are a
family of synthetic,
bicyclic and polycyclic,
multidentate ligands for a
variety of cations. The
Nobel Prize for Chemistry...
- 2.2]
Cryptand is the
organic compound with the
formula N(CH2CH2OCH2CH2OCH2CH2)3N. This
bicyclic molecule is the most
studied member of the
cryptand family...
- with
polyether ligands, such as
crown ethers and [2.2.2]
cryptand.
Crown ethers and
cryptands are
typically known for
their ability to bind
metal cations...
- ion-exchange column, and
eluted with an
acetonitrile solution of 2,2,2-
cryptand and pot****ium carbonate.
Evaporation of the
eluate gives [(crypt-222)K]+ [18F]F−...
-
bonds including the carbon–oxygen
bonds in a
typical cryptand. The
introduction of a
special cryptand ligand containing amines instead of
ether linkages...
-
electrons as anions;
cryptands permit the
isolation of
these complexes as
crystalline solids.
Sodium forms complexes with
crown ethers,
cryptands and
other ligands...
-
ether complexes of
metal cations (and the
corresponding complexes of
Cryptands) are not
considered to be
inclusion complexes since the
guest is bound...
-
toxicity ****ociated with
crown ethers. Aza-crown
ether Thia-crown
ether Cryptand Metallacrown van der Ham, Alex; Hansen, Thomas; Lodder, Gerrit; Codée,...
-
ethers neutral primarily for
alkali and
alkaline earth metal cations 2,2,2-
cryptand hexadentate primarily for
alkali and
alkaline earth metal cations Cryptates...
-
together with
Donald Cram and
Charles Pedersen in 1987 for his
synthesis of
cryptands. Lehn was an
early innovator in the
field of
supramolecular chemistry...
