Výsledky vyhledávání - "Piyushbhai K. Patel"

Optically active nine-membered rings incorporating the 8- and 8′-positions of 1,1′-binaphthyl. Part 2. Oxygen, sulphur, and selenium heterocycles. Synthesis,1H nuclear magnetic resonance spectra, and absolute configuration

Autor: Margaret M. Harris, Piyushbhai K. Patel

Publikováno v: J. Chem. Soc., Perkin Trans. 2. :304-307

The preparation of 8-oxa-, 8-thia-, 8-selena-, and 8-dioxothia-8,9-dihydro-7H-cyclonona[1,2,3-de:4,5,6-d′e′]dinaphthalene, racemic and optically active, is described. Enantiomeric forms were synthesised from optically active precursors of known a

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::25d32693ee6a6381b68168770e035274
https://doi.org/10.1039/p29780000304

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The crystal structure, absolute configuration, and circular dichroism of (R)-(–)546-8,8′-(2-thiatrimethylene)-1,1′-binaphthyl

Autor: Margaret M. Harris, Piyushbhai K. Patel, James D. Korp, Ivan Bernal

Publikováno v: J. Chem. Soc., Perkin Trans. 2. :1621-1628

The crystal structure of (–)546-(2-thiatrimethylene)-1,1′-binaphthyl has been examined by the Bijvoet X-ray method using Cu radiation: the orthorhombic crystals are of space group P212121 with four molecules in a unit cell of dimensions a= 8.442(

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::554003530bd0d07b70e11d02f9fdd9d6
https://doi.org/10.1039/p29810001621

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