In organic chemistry, a cyclophane is a hydrocarbon consisting of an aromatic unit (typically a benzene ring) and a chain that forms a bridge between two...
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Catenane (category Cyclophanes)
ether cyclophane based on para phenylene or naphthalene. X-ray diffraction shows that due to pi-pi interactions the aromatic group of the cyclophane is held...
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(2.2)Paracyclophane (category Cyclophanes)
[2.2]Paracyclophane is a cyclophane that is applied in bio- and materials science. It was first synthesized by Brown and Farthing in 1949 by pyrolyzing...
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p-Xylylene dimerizes with moderate efficiency to give p-cyclophane: Further heating of the p-cyclophane gives poly(para-xylylene). o-Xylylenes (o-quinodimethanes)...
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involved looking at the interactions of charged, nitrogenous molecules in cyclophane host–guest chemistry. It was found that even when anionic solubilizing...
35 KB (4,104 words) - 14:03, 23 August 2024
Superphane (category Cyclophanes)
Superphane is a 6-fold bridged cyclophane with all arene positions in the benzene dimer taken up by ethylene spacers. The compound has been of some scientific...
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include tetrahedranes, propellanes, cubane-type clusters, fenestranes and cyclophanes. March's Advanced Organic Chemistry: Reactions, Mechanisms, and Structure...
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Figure 4. Cyclophane anthracene adduct...
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or para- C-H functionalization does not work because the corresponding cyclophane-like cyclic pre-transition state is highly strained. Thus, while ortho-selectivity...
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during the coating process by evaporating the cyclic dimer [2.2]para-cyclophane at a relatively low temperature, then decomposing the vapor at 450–700 °C...
39 KB (4,773 words) - 00:29, 19 March 2024
Staab (1978). "Versuche zur Darstellung zwitterionischer Donor-Acceptor-Cyclophane: Die diastereomeren 12,15-Bis(dimethylamino) - [2](2,5) - p...
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(superatoms) of a simplified skeleton by multiatomic structures". Whilst the cyclophane name describes only a limited number of sub-structures of benzene rings...
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wire are bulky triisopropylsilyl groups. The bead is a tetracationic cyclophane based on two bipyridine groups and two para-phenylene groups. The bead...
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Cylindrocyclophanes (category Cyclophanes)
Cylindrocyclophanes are a class of cyclophane, a group of aromatic hydrocarbons composed of two benzene rings attached in a unique structure. Cylindrocyclophanes...
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Lythranidine (category Cyclophanes)
first isolated from the plant Lythrum anceps. It contains a 17-membered cyclophane ring. Several laboratory syntheses have been reported. Fujita, E; Fuji...
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Tubocurarine chloride (category Cyclophanes)
Tubocurarine (also known as d-tubocurarine or DTC) is a toxic benzylisoquinoline alkaloid historically known for its use as an arrow poison. In the mid-1900s...
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therefore convenient for use in supramolecular systems. More complex cyclophanes, and cryptands can be synthesised to provide more tailored recognition...
34 KB (3,703 words) - 14:02, 21 October 2024
distinctive colouring has led to coining the term 'little blue box' for cyclophane, an important π-acceptor used to synthesize mechanically bonded structures...
40 KB (3,227 words) - 00:49, 14 August 2024
1021/jo501803f Lidija Bondarenko; Ina Dix; Heino Hinrichs; Henning Hopf (2004). "Cyclophanes. Part LII:1 Ethynyl[2.2]paracyclophanes – New Building Blocks for Molecular...
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Oregon. He is known for his work on aromatic compounds, particularly cyclophanes, and a name reaction, the Boekelheide reaction, is named after him. Boekelheide...
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Cyclobis(paraquat-p-phenylene) (category Cyclophanes)
(formally a derivative of paraquat) belongs to the class of cyclophanes, and consists of aromatic units connected by methylene bridges. It is...
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Aromatic properties are tested to the limit in a class of compounds called cyclophanes. A special case of aromaticity is found in homoaromaticity where conjugation...
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"Surveying macrocyclic chemistry: from flexible crown ethers to rigid cyclophanes". Chemical Society Reviews. 46 (9): 2367–2650. doi:10.1039/c7cs00185a...
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PMID 9122156. Diederich, F.; Mattei, P. (1997). "Catalytic Cyclophanes. Part XI. A Flavo-thiazolio-cyclophane as a Biomimetic Catalyst for the Preparative-scale...
36 KB (3,798 words) - 14:53, 8 October 2024
"Surveying macrocyclic chemistry: from flexible crown ethers to rigid cyclophanes". Chemical Society Reviews. 46 (9): 2459–2478. doi:10.1039/c7cs00185a...
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elimination. In one application a double-Stevens rearrangement expands a cyclophane ring. The ylide is prepared in situ by reaction of the diazo compound...
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451. Lidija Bondarenko; Ina Dix; Heino Hinrichs; Henning Hopf (2004). "Cyclophanes. Part LII:1 Ethynyl[2.2]paracyclophanes – New Building Blocks for Molecular...
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Calixarene (category Cyclophanes)
IUPAC definition calixarenes: Originally macrocyclic compounds capable of assuming a basket (or 'calix') shaped conformation. They are formed from p-hydrocarbyl...
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Cryptophane (category Cyclophanes)
Cryptophanes are a class of organic supramolecular compounds studied and synthesized primarily for molecular encapsulation and recognition. One possible...
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The key step was an inverse electron demand Diels–Alder reaction of cyclophane 1 by heating in N,N-diethylaniline (dinitrogen is expulsed) followed by...
39 KB (4,087 words) - 03:50, 29 February 2024