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CHEMICAL REVIEWS Published bimonthly by the American Chemical Society at 20th and Northampton Streets, Easton, HAROLD HART, EDITOR Michigan State University, East Lansing, Michigan
Pennsylvania
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Editorial Advisory B o a r d PETER L. DE BENNEVILLE, Rohm and Haas Co., Spring House, Pennsylvania NATHAN KORNBLUM, Purdue University, Lafayette, Indiana DARYLE H. BUSCH, The Ohio State University, Colum bus, Ohio RICHARD M . NOYES, University of Oregon, Eugene, Oregon M A X T . ROGERS, Michigan State University, East Lansing, Michigan
JOSEPH F BUNNETT, University of California, Santa Cruz, Caifornia ROALD HOFFMANN, Cornell University, Ithaca, New York WILLIAM P . JENCKS, Brandeis University, Waltham, Massachusetts HERBERT KAESZ, University of California, Los Angeles, California
CHARLES R. BERTSCH, Senior Production Editor American Chemical Society Office, 20th and Northampton Sts., Easton, Pennsylvania © Copyright, 1968, by the American Chemical Society. Second class postage paid a t Easton, Pa. This publication is authorized to be mailed a t the special rates of postage prescribed by Section 132.122. CHEMICAL REVIEWS is published by the American Chemical Society to provide authoritative critical reviews and comprehensive summaries of recent research in theoreti cal chemistry. The publication of reviews in various fields is scheduled about a year in advance. The Editor welcomes suggestions for timely reviews. All prospective authors should read Articles for Chemical Reviews—Suggestions to Authors in Chem. Rev., 67, 361 (1967), and follow the procedure for ob taining preliminary approval before preparing the manu script. Uninvited manuscripts will be examined by the Editorial Board b u t are placed a t the end of the prearranged schedule. Accepted articles for which immediate publication would seem important will be inserted in the next issue of the journal to go to press if the author is willing to pay the manufacturing cost. The insertion of such articles will not affect the publication of other manuscripts awaiting their turn, since the inserted articles will constitute addi tional pages to the volume without additional cost to the subscriber. Alterations in an article after it has been set in type are made at the author's expense, and it is understood that by entering such alterations on proofs the author agrees to defray t h e cost thereof. CHEMICAL REVIEWS articles are listed in Chemical Abstracts. Manuscripts submitted for publication should be ad dressed to D R . HAROLD HART, Editor. Correspondence relating to editorial matters should be addressed to Research Journals Production Office, American Chemical Society, 20th and Northampton Sts., Easton, Pa. 18042. Senior Production Editor: CHARLES R. BERTSCH. Assistant
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Senior Production Editor: MARIANNE C. BROGAN. Assis t a n t Editor: E I L E E N Β. SEGAL.
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