Synthetic equivalents to substituted acetylenes in cycloaddition reactions. Dienophilic reactivity of 2-methyl-, 2-phenyl- and 2,3-trimethylene-1,4-benzodithiins-1,4-tetroxides

[1]  V. Lucchini,et al.  Alkyl- and arylsubstituted ketenedithioacetal tetroxides : Diels-Alder reactivity and reductive desulfonylation of the adducts , 1992 .

[2]  H. Waldmann.  LICLO4 IN ETHER - AN UNUSUAL SOLVENT , 1991 .

[3]  G. Desimoni,et al.  Lithium perchlorate catalysis of the hetero Diels-Alder reaction: a specific lithium cation effect. , 1991 .

[4]  P. Grieco,et al.  Dramatic rate accelerations of Diels-Alder reactions in 5 M lithium perchlorate-diethyl ether: the cantharidin problem reexamined , 1990 .

[5]  L. L. Klein,et al.  Cyclization of aromatic dithioic esters: Synthesis of 1,3-benzodithioles , 1990 .

[6]  U. Azzena,et al.  Dichotomy in the Double Bond Reactivity of 2,3-Bis(phenylsulfonyl)bicyclo(2.2.1)hepta-2,5-diene and Related Compounds. , 1989 .

[7]  U. Azzena,et al.  1,2-bis(phenylsulfonyl)alkenes as versatile groups in organic synthesis: The preparation of alkyl- and aryl-substituted norbornadienes via the Diels-Alder cycloaddition - Grignard reaction - desulfonylation sequence , 1989 .

[8]  M. Banwell,et al.  The Synthesis of 1,2-Bis(phenylsulfonyl)cycloalkenes , 1989 .

[9]  L. Pasquato,et al.  The role of sulfur functionalities in activating and directing olefins in cycloaddition reactions , 1989 .

[10]  N. Ono,et al.  Regioselective preparation of cyclohexadienes or aromatic nitro compounds by Diels-Alder reactions of .beta.-sulfonylnitroolefins or .beta.-sulfinylnitroethylene , 1988 .

[11]  H. Martin,et al.  Sulfonyl-Activated Cyclobutenes as Building Blocks for the Synthesis of Dihydrodiazepines , 1987 .

[12]  Abimael D Rodríguez,et al.  Bicyclic vinyl sulfides by ring expansions of spirocyclic dithioketal systems , 1985 .

[13]  J. Nakayama,et al.  1,4-BENZODITHIIN 1,1,4,4-TETRAOXIDE AS DIENOPHILE , 1985 .

[14]  W. C. Law,et al.  Aliphatic semidiones. 44. Spin probes derived from dithiols , 1985 .

[15]  V. Lucchini,et al.  The (Z)- and (E)-1,2-bis(phenylsulfonyl)ethylenes as synthetic equivalents to acetylene as dienophile , 1984 .

[16]  R. Hernández,et al.  Ring expansion reactions of 1,3-dithiolans and 1,3-dithians: a new synthesis of dihydro-1,4-dithiins and dihydro-1,4-dithiepins , 1984 .

[17]  O. Lucchi,et al.  Acetylene equivalents in cycloaddition reactions , 1984 .

[18]  C. H. Chen,et al.  Dihydro-1,4-dithiin annelation , 1976 .

[19]  Michael D. Wuerthele,et al.  Preparation of substituted -5,6-dihydro-1,4-dithiins , 1969 .

[20]  J. Sauer,et al.  Eine Studie der DIELS‐ALDER‐Reaktion, I. Die Reaktivität von Dienophilen gegenüber Cyclopentadien und 9.10‐Dimethyl‐anthracen , 1964 .

[21]  J. Sauer,et al.  Eine Studie der DIELS‐ALDER‐Reaktion, II. Das Additionsvermögen cis‐trans‐isomerer Dienophile bei Dienadditionen (mit und ohne Aluminiumchlorid‐Katalyse) , 1964 .