cyclization


Also found in: Dictionary, Wikipedia.

cyclization

[‚sī·klə′zā·shən]
(organic chemistry)
Changing an open-chain hydrocarbon to a closed ring.
References in periodicals archive ?
The cyclization reactions of (1a, b) to (2a, b), via elimination of a molecule of hydrogen chloride occur by refluxing in xylene.
Intramolecular Cyclization through Dehydration of Ethyl 2-(2-Aminophenylthio)-4-oxo-4-p-substitutes-phenyl-butanoate via Heating.
of 2-naphthylhydrazone (15) gave benz[e]indole (16) as a result of cyclization at the 1-position, but not at the 3-position (Fig.
The titanium dioxide was found to lower the cyclization temperature of the polyacrylonitrile as indicated by DSC and DTA analysis.
Mickevicius, "Cyclization of chalcones to isoxazole and pyrazole derivatives," Chemistry of Heterocyclic Compounds, vol.
Tomasik, "The synthesis of 4-aryl-1H-pyrazolo[3,4-b]quinolines by cyclization of 4-arylidenepyrazolin-5-ones with anilines," Arkivoc, vol.
Monolicyclic ligands 2 and 3 were synthesized from [K.sub.2]C[O.sub.3] templated cyclization of 1.3-bis(bromomethyl)benzene with corresponding tosylated amides and examined their for anion binding (Illioudis and Steed, 2005).
Those Type II coagents that contain extractable allylic hydrogen have been shown to participate in intramolecular cyclization reactions, as well as intermolecular propagation reactions (ref.
This study focuses on the enzyme human glutaminyl cyclase (GC) because it begins the cyclization of N-terminal glutamine residues into pyroglutamic acid in the hypothalamus, adrenal medulla, and other parts of the brain.
The Zwitterion may then neutralize itself to form a cyclization product similar to a [2 + 2] photocyclization reaction.
Isoxanthohumol (IX) was formed by the cyclization of purified xanthohumol.
By utilizing the Prins cyclization, a one step procedure was developed towards the synthesis of Epicalyxin F and Calyxin I.