Download a review of the literature abstracted between July 1980 and by H Suschitzky; O Meth-Cohn; Great Britain. The Royal Society PDF

By H Suschitzky; O Meth-Cohn; Great Britain. The Royal Society of Chemistry

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Chem. , 1980, 398. D. Nasipuri, A . K. Samaddar, and G . Das, Indian J. , Sect. B, 1980, 19, 727. I. Kitagawa, H. Shibuya, H. Fujioka, Y. Yamamoto, A . Kajiwara, K. Kitamura, A . Miyao, T. Hakoshima, and K. , 1980, 21, 1963. Y. Pocker, B. P. Ronald, and L. Ferrin, J. A m . Chem. , 1980, 102, 7725. S. Szakacs, S. Gobolos, and F. Nagy, Magy. Kem. , 1980, 86, 276 (Chem. , 1980, 93, '21 185 343). H. Kakiuchi and T. Iijima, Tetrahedron, 1980,36,101 1. 129In acid, the major reaction occurred at the benzilic carbon, C-2, with a large inverse isotope effect at C-3; however, in basic conditions, using methoxide, the situation was reversed, there being a large inverse isotope effect at C-2, with little effect at C-3.

Kraus and K. Frazier, J. Org. , 1980,45, 2579. H. Sakurai, K. Sasaki, and A. , 1980, 21, 2329. M. R. Detty and M. D. Seidler, J. Org. , 1981,46, 1283. '50 The mechanism involves disrotatory Cp-0 bond heterolysis to yield the corresponding a -keto-carbocation/chloride ion-pairs. CI 0 (174) Thermolysis of the (3E)-isomers of the butadienyl-oxirans (177; R = Ph, 4-MeOC6H4, or 4-NOzC6H4)gave exclusively the dihydrofurans trans-(178), while (177; R = C02Me) gave trans-(178) (goo/,) together with isomeric cis(178) For the (3Z)-isomers of (177;R = Ph, 4-MeOC6H4, or cis-(178) 4-NOzC6Hs), however, mixtures of trans-(178) (55-61%), (21-26%), and the dihydro-oxepins (179) (18%) were formed.

Am. Chem. ,1980,102,7655. 176 Yu. P. Artsybasheva and B. V. Ioffe, Zh. Org. Khim, 1981, 17,436 (Chem. , 1981, 94, '71 Yu. P. Artsybasheva, I. V. Suvorova, and B. V. Ioffe, Zh. Org. , 1981, 17,435 (Chem. , 1981,94,208 079). G . Kresze and M. Roessert, Liebigs Ann. , 1981,58. Meier and H. Kolshorn, 2. , Teil. 8, 1980,35,1040. 192 016). 32 Heterocyclic Chemistry Preparation of Aziridines by Cyclization. g. '~~ H OH Me0,C C0,Me MeozcwcozMe C0,Me (228) --* v C 0 , M e H (229) Two routes to 9,lO-iminophenanthrene (230) have been described.

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