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Dibenzo-18-crown-6 is the 
In contrast to those of 18-crown-6, complexes of the dibenzo crown are flattened, which often allows higher coordination numbers at the encapsulated metal cation.
organic compound
In chemistry, organic compounds are generally any chemical compounds that contain carbon-hydrogen or carbon-carbon bonds. Due to carbon's ability to catenate (form chains with other carbon atoms), millions of organic compounds are known. T ...
with the formula C6H4OCH2CH2OCH2CH2sub>2. It is a white solid that is soluble in organic solvents. As one of the most popular crown ether
In organic chemistry, crown ethers are cyclic chemical compounds that consist of a ring containing several ether groups (). The most common crown ethers are cyclic oligomers of ethylene oxide, the repeating unit being ethyleneoxy, i.e., . Impo ...
s, it facilitates the dissolution of many salts in organic solvents. It is related to the non-benzannulated 18-crown-6
18-Crown-6 is an organic compound with the formula 2H4Osub>6 and the IUPAC name of 1,4,7,10,13,16-hexaoxacyclooctadecane. It is a white, hygroscopic crystalline solid with a low melting point. Like other crown ethers, 18-crown-6 functions as a ...
.
Dibenzo-18-crown-6 can be synthesized from catechol
Catechol ( or ), also known as pyrocatechol or 1,2-dihydroxybenzene, is a toxic organic compound with the molecular formula . It is the ''ortho'' isomer of the three isomeric benzenediols. This colorless compound occurs naturally in trace amoun ...
and bis(chloroethyl) ether.
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In contrast to those of 18-crown-6, complexes of the dibenzo crown are flattened, which often allows higher coordination numbers at the encapsulated metal cation.
References