01578nam a2200181   4500001000700000090001100007100004100018101000800059200007000067210004500137215001800182330098200200606002201182700002801204702003401232955001101266995011901277383026  a383026  a20050928d1970       y0pory50      ba  aeng  aThe conservation of orbital symmetryfR. B. Woodward, R. Hoffmann  a[Weinheim/Bergstr.]cVerlag Chemied1970  a178 p.d22 cm  a1. Introduction. 2. Orbitals and bonding. 3. Correlation Diagrams. 3.1. General comments on the construction of correlation diagrams. 3.2. Precautions in the construction of correlation diagrams. 4. The conservation of orbital symmetry. 5. Theory of electrocyclic reactions. 5.1. Electrocyclic reactions exemplified. 6. Theory of cycloadditions and cycloreversions. 6.1. Cycloadditions and cycloreversions exemplified. 6.2. [2+2] Cycloadditions in the photochemistry of the cyclohexadienones and cyclohexenones. 6.3. The [2+2+2] Cycloaddition reaction. 6.4. Prismane. 6.5. [2+2+2+2] Cycloadditions. 7. Theory of sigmatropic reactions. 7.1. Sigmatropic reactions exemplified. 7.2. Sequential sigmatropic shifts. 8. Group transfers and eliminations. 9. Secondary effects. 10. Divertissements! 10.1. Cheletropic reactions 10.2. Cycloaddition reactions of Ketenes. 11. Generalized selection rules for pericyclic reactions. 12. Violations. 13. Other theoretical work.14. Conclusion.  aQUÍMICA9349496  aWOODWARDbR. B.9353889  aHOFFMANNbR.4e outro9262381  xOferta  104PJ_18_000000000000000_D_1952022-06-066PJ264399412385aPJcPJfPJ126439kPJ18.D.19n2022-06-06o0rMOxOferta