Inorganic Chemistry EDITOR M. F R E D E R I C K HAWTHORNE Department of Chemistry, University of California, Los Angeles, California
90024
ASSOCIATE EDITORS THEODORE L. BROWN Department of Chemistry University of Illinois Urbana, Illinois 61801
MELVYN R. CHURCHILL Department of Chemistry University of Illinois at Chicago Circle Chicago, Illinois 60680
HERBERT D. KAESZ Department of Chemistry University of California Los Angeles, California 90024
AARON WOLD Department of Chemistry Brown University Providence, Rhode Island 02912
BOARD OF EDITORS JOHN C. BAILAR, J R . Department of Chemistry University of Illinois Urbana, Illinois 61801
JAMES A. IBERS Department of Chemistry Northwestern University Evanston, Illinois 60201
GEORGE W. PARSHALL Central Research Department E. I. du Pont de Nemours and Co., Inc. Wilmington, Delaware 19898
N E I L BARTLETT Department of Chemistry University of California Berkeley, California 94720
EDWARD L. K I N G Department of Chemistry University of Colorado Boulder, Colorado 80302
JOHN K. R U F F Department of Chemistry University of Georgia Athens, Georgia 30601
F R E D BASOLO Department of Chemistry Northwestern University Evanston, Illinois 60201
EARL L. MUETTERTIES Department of Chemistry Cornell University Ithaca, New York 14850
GALEN D . STUCKY Department of Chemistry University of Illinois Urbana, Illinois 61801
F . ALBERT COTTON Department of Chemistry Texas A&M University College Station, Texas 77843
ROBERT W. PARRY Department of Chemistry University of Utah Salt Lake City, Utah 84112
HENRY T A U B E Department of Chemistry Stanford University Palo Alto, California 94305
RICHARD H. HOLM Department of Chemistry Massachusetts Institute of Technology Cambridge, Massachusetts 02139
Published by the AMERICAN CHEMICAL SOCIETY 1155 16th Street, N.W. Washington, D. C. 20036 BOOKS AND JOURNALS DIVISION JOHN Κ CRUM
Director
VIRGINIA E. STEWART
Manuscripts for publication in In organic Chemistry should be sent to the Editor, M. FREDERICK
Head: MARIANNE C.BROGAN.
Assistant to the Director
ant
Editor:
CELIA
Editorial Assistant: CHARLES R. BERTSCH
Head,
Editorial Processing Department D. Η. MICHAEL BOWEN
Head,
Journals Department BACIL GUILEY
Head, Graphics and
Production Department SELDON W. TERRANT
HAWTHORNE,
Department of Chemistry, University of California, Los Angeles, Calif. 90024. Correspondence regarding accepted papers, proofs, and reprints should be directed to Editorial Processing De partment, American Chemical Society, 20th and Northampton Sts., Easton, Pa. 18042. Department Head: CHARLES R. BERTSCH. Associate Department
Head, Research
and Development Department
© Copyright, 1975, by the American Chemical Society. Published monthly by the American Chemical Society at 20th and North ampton Sts., Eastern, Pa. 18042. Sec ond-class postage paid at Washington, D.C., and at additional mailing offices.
B.
Assist
MCFARLAND.
SUSAN H. REICH.
Advertising Office: Centcom, Ltd., 50 W. State St., Westport, Conn. 06880. The American Chemical Society and the Editors assume no responsibility for the statements and opinions ad vanced by contributors. Business a n d S u b s c r i p t i o n Information Send all new and renewal subscrip tions with payment to: Office of the Controller, 1155 16th St., N.W., Wash ington, D.C. 20036. Subscriptions should be renewed promptly to avoid a break in your series. All correspond ence and telephone calls regarding changes of address, claims for missing issues, subscription service, the status of records, and accounts should be directed to Manager, Membership and Subscription Services, American Chem ical Society, P.O. Box 3337, Columbus, Ohio 43210. Telephone (614) 421-7230.
For microfiche service, contact ACS Journals Department, 1155 16th St. N.W., Washington, D.C. 20036. Telephone (202) 872-4444. On changes of address, include both old and new addresses with ZIP code numbers, accompanied by mailing label from a recent issue. Allow four weeks for change to become effective. Claims for missing numbers will not be allowed (1) if loss was due to failure of notice of change in address to be received before the date specified above, (2) if received more than sixty days from date of issue plus time normally required for postal delivery of journal and claim, or (3) if the reason for the claim is "issue missing from files." Subscription rates (hard copy or microfiche) in 1975: $18.00 to ACS members, $72.00 to nonmembers. Ex tra postage $4.00 in Canada and PUAS, $4.50 other foreign. Supple mentary material (on microfiche only) available on subscription basis, 1975 rates: $15.00 in U.S., $17.00 in Canada and PUAS, $18.00 elsewhere. All microfiche airmailed to non-U.S. addresses; air freight rates for hardcopy subscriptions available on re quest. Single copies for 1975: $7.50. Rates for back issues are available from the Special Issues Sales Depart ment, 1155 16th St., N.W., Washing ton, D.C. 20036. Subscriptions to this and other ACS periodical publications are available on microfilm. For information on micro film subscriptions, write Special Issues Sales Department at the address above.
Notice to Authors published in the January, April, July, and October issues