ČASTULÍK, Jakub, Jaroslav JONAS and Ctibor MAZAL. Stereoselective 1,3-dipolar cycloaddition of a nitrile ylide photochemically generated from 2,3-diphenyl-2H-azirine to substituted methylene lactones. Collection of Czechoslovak Chemical Communications. Prague: Inst. Org. Chem. Bioch. Czech Acad. Sci., 2000, vol. 65, No 5, p. 708-716. ISSN 0010-0765. |
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@article{257871, author = {Častulík, Jakub and Jonas, Jaroslav and Mazal, Ctibor}, article_location = {Prague}, article_number = {5}, keywords = {methylene lactones; nitrile ylide; dipolar cycloaddition; spiro compounds; regioselectivity; stereoselectivity}, language = {eng}, issn = {0010-0765}, journal = {Collection of Czechoslovak Chemical Communications}, title = {Stereoselective 1,3-dipolar cycloaddition of a nitrile ylide photochemically generated from 2,3-diphenyl-2H-azirine to substituted methylene lactones}, url = {http://cccc.uochb.cas.cz/}, volume = {65}, year = {2000} }
TY - JOUR ID - 257871 AU - Častulík, Jakub - Jonas, Jaroslav - Mazal, Ctibor PY - 2000 TI - Stereoselective 1,3-dipolar cycloaddition of a nitrile ylide photochemically generated from 2,3-diphenyl-2H-azirine to substituted methylene lactones JF - Collection of Czechoslovak Chemical Communications VL - 65 IS - 5 SP - 708 EP - 708 PB - Inst. Org. Chem. Bioch. Czech Acad. Sci. SN - 00100765 KW - methylene lactones KW - nitrile ylide KW - dipolar cycloaddition KW - spiro compounds KW - regioselectivity KW - stereoselectivity UR - http://cccc.uochb.cas.cz/ N2 - The nitrile ylide photochemically generated from 2,3-diphenyl-2H-azirine adds to both isomers of 3-(tosyloxymethylene)tetrahydrofuran-2-one with excellent regio- and stereoselectivity giving spiroheterocyclic products in moderate yields. X-Ray structure determination showed dibutolactone to have the E-configuration. The corresponding Z-isomer was prepared photochemically. ER -
ČASTULÍK, Jakub, Jaroslav JONAS and Ctibor MAZAL. Stereoselective 1,3-dipolar cycloaddition of a nitrile ylide photochemically generated from 2,3-diphenyl-2H-azirine to substituted methylene lactones. \textit{Collection of Czechoslovak Chemical Communications}. Prague: Inst. Org. Chem. Bioch. Czech Acad. Sci., 2000, vol.~65, No~5, p.~708-716. ISSN~0010-0765.
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