Výsledky vyhledávání - "Burgess J. A. Cooke"

Electrocyclic reactions. Part VIII. Some reactions of trans,trans- and cis,trans-2-bromo-1,5-diphenylpenta-1,4-dien-3-one (α-bromodibenzylideneacetone)

Autor: Charles W. Shoppee, Burgess J. A. Cooke

Publikováno v: J. Chem. Soc., Perkin Trans. 1. :2210-2215

Treatment of trans,trans-2-bromo-1,5-diphenylpenta-1,4-dien-3-one and its cis,trans-isomer with hot 10% hydriodic acid–acetic acid gave (by reduction) 1,5-diphenylpentan-3-one and (by cyclisation)trans-3,4-diphenyl-cyclopentanone; since the cis,tra

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::c15d061fb5a34ce0803c588033f12ff1
https://doi.org/10.1039/p19750002210

Zobrazit plný text záznamu

Electrocyclic reactions. Part III. Some reactions of 2,4-dimethyl-1,5-diphenylpenta-1,4-dien-3-one (αα′-dimethyldibenzylideneacetone)

Autor: Charles W. Shoppee, Burgess J. A. Cooke

Publikováno v: J. Chem. Soc., Perkin Trans. 1. :1026-1030

αα′-Dimethyldibenzylideneacetone (I) by treatment with hot hydrochloric acid givestrans-2,5-dimethyl-3,4-diphenylcyclopent-2-enone (Va). With hot hydriodic acid the minor product is the cyclopentenone (Va) and the major product is trans-2,5-dimet

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::0250b6e9f380497ea96aa1b1bbb71698
https://doi.org/10.1039/p19730001026

Zobrazit plný text záznamu

Vyhledávací nástroje:

Upřesnit hledání