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IUPAC definition calixarenes:
Originally macrocyclic compounds capable of ****uming a
basket (or 'calix')
shaped conformation. They are
formed from p-hydrocarbyl...
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coined by
Volker Boehmer in a 1994 review, to
describe the
chirality of
calixarenes arising from
their non-planar
structure in 3-D space. This phenomenon...
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includes many
classes of molecules: cyclodextrins,
calixarenes,
pillararenes and cucurbiturils.
Calixarenes and
related formaldehyde-arene
condensates (resorcinarenes...
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orientation and
geometry with
respect to the membrane. Ion
channels containing calixarenes of ring size 3 and 4 have both been reported. For calix[4]arene, two...
- is
large enough to hold
other molecular hosts such as a
calixarene molecule. With a
calixarene guest different chemical conformations (cone, 1,2-alternate...
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elaborate condensations ensue. With 4-substituted
phenols one
obtains calixarenes.
Phenol results in polymers. Many
amino acids react with formaldehyde...
- of
twelve or more atoms.
classical examples include the
crown ethers,
calixarenes, porphyrins, and cyclodextrins.
Macrocycles describe a large, mature...
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methylene bridges. They are
structurally similar to the
cucurbiturils and
calixarenes that play an
important part in host–guest chemistry. The
first pillararene...
- and
pestle and the
product recrystallised from the
resulting paste.
Calixarenes are the
general category of
macrocycle oligomers formed by hydroxyalkylation...
- (1,3-dihydroxybenzene) and an aldehyde.
Resorcinarenes are a type of
calixarene.
Other types of
resorcinarenes include the
related pyrogallolarenes and...
