JOURNAL OF THE AMERICAN CHEMICAL SOCIETY (Registered in U. S. Patent Office) W. A L B E R T N O Y E S , J R . , E D I T O R ASSISTANT EDITORS
ALLEN D. BLISS
MARSHALL GATES
E D I T O R I A L BOARD
GLENN T. SEABORG
J O H N C. B A I L A R , J R .
J O H N T. E D S A L L
J O H N A. L E E R M A K E R S
H E R B E R T E. CARTER
P A U L J.
J A M E S J. L I N G A N E
ESMOND Ε. S N E L L
A R T H U R C. C O P E
W I L L I A M S. J O H N S O N
F R A N K R. M A Y O
W I L L I A M E. VAUGHAN
P A U L C. C R O S S
H A R O L D S. J O H N S T O N
M E L V I N S. N E W M A N
ARTHUR W. DAVIDSON
I. M. KOLTHOFF
FREDERICK D. ROSSINI
CHEVES WALLING W. H . WOODSTOCK
V E R N E R SCHOMAKER
L. ZECHMEISTER
FLORY
WILLIAM VON Ε. DOERING WALTER M. LAUER
Published semi-monthly by the American Chemical Society at 20th and Northampton Sts., Easton, Pa. Entered at the Post Office at Easton, Pa., U. S. Α., as sec ond-class matter. Acceptance for mailing at special rate of postage provided for in Section 1103, Act of October 3, 1917, authorized July 13, 1918. Manuscripts for publication and books for review in T H I S JOURNAL should be sent to the Editor, W. Albert Noyes, Jr., Department of Chemistry, University of Rochester, Rochester 3, Ν. Υ. Correspondence regarding accepted papers, proofs and re prints should be directed to Assistant Editor, Allen D. Bliss, Department of Chemistry, Simmons College, 300 The Fenway, Boston 15, Mass. Business Office: Alden H. Emery, Executive Secretary, American Chemical Society, 1155—16th St., N.W., Washington 6, D. C. Advertising Office: Reinhold Publishing Corporation, 430 Park Avenue, New York 22, Ν. Υ. The American Chemical Society and the Hditors of the Journal of the American Chemical Society assume no responsi bility for the statements and opinions advanced by con tributors to T H I S JOURNAL. Remittances and orders for subscriptions and for single copies, notices of changes of address and new professional connections, and claims for missing numbers should be sent
to the American Chemical Society, 1155—16th Street, N.W., Washington 6, D. C. Change of address for the Journal of the American Chemical Society must be received on or before the 18th of the preceding month. Claims for missing numbers will not be allowed (1) if received more than sixty days from date of issue plus time normally required for postal delivery of journal and claim (because of delivery hazards, no claims can be honored from subscribers in Central Europe, Asia, or Pacific Islands other than Hawaii), (2) if loss was due to failure of notice of change of address to be received before the date specified in the preceding paragraph, or (3) if the reason for the claim is "missing from files." Subscription rates for 1956: to members, $13.00 per year; to non-members, $30.00 per year. Postage to countries not in the Pan-American Union, S3.30; Canadian, SI. 10. Back volumes, $20.00; foreign postage, per volume as above. Single copies: vols. 32-73, $1.75; vol. 74 et seq., $1.50; postage, single copies: foreign, $0.15; Canada, $0.05. The American Chemical Society also publishes Chemical Abstracts, Industrial and Engineering Chemistry, Chemical and Engineering News, Analytical Chemistry, Journal of Physical Chemistry, The Journal of Organic Chemistry and Journal of Agricultural and Food Chemistry. Rates on request.
Notice to Authors printed in May 5, August 5, October 5, 1955, and February 5, 1956.
AUTHOR INDEX Adelman, A. H „ 913. Alber, H. K., 1075. Alfonso, L. M., 1064. Asadourian, Α., 955.
Bailar, J. C , Jr., 895. Baker, R. H „ 1009. Baldridge, H. D., 966. Bernstein, S., 984, 989.
Billick, I. H., 933. Bingle, J., 902. Blout, E. R., 941, 955. Bothner-By, Α. Α., 1071.
Bradbury, J. H„ 947. Bradbury, W. C , 1069. Carlton, J. K., 1069.
