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A Note on the Mechanism of the Formation of Alpha-Acylamino Ketones from Amino Acids
The reaction of alanine-1-C14 and phenylalanine-1-C14 with acetic anhydride in the presence of pyridine has been studied and the carboxyl group of the amino acid has been shown to be the exclusive source of carbon dioxide involved.
Date:
August 23, 1950
Creator:
Fry, Arthur & Rapoport, Henry
System:
The UNT Digital Library
IBM 1401 Computer Produced and Maintained Library Circulation Records
Report issued by the University of California Lawrence Radiation Laboratory discussing a method of updating library circulation records on an IBM 1401 computer. The report describes the methods of generating and updating the records using transaction cards to create computer tapes that are sorted and updated to prepare current reports of circulation information.
Date:
January 23, 1964
Creator:
Kennedy, James H.
System:
The UNT Digital Library
Summary of the Research Progress Meeting of March 9, 1950
The design of the present time of light mass spectrograph is similar to that of the isotron devised some time ago for isotope separation. The spectrograph will employ the time of flight principle only for the isotopic analysis of small samples.
Date:
March 23, 1950
Creator:
Kramer, Henry P.
System:
The UNT Digital Library
Continuous injection processing
From introduction: "In this report we consider a few non-adiabatic processes. The types to be discussed will be limited because of two reasons: first, complete descriptions are available for some processes; second, as time goes on alternative injection methods undoubtedly will be discovered, so this list must necessarily be incomplete."
Date:
September 23, 1955
Creator:
Linlor, William I., 1915-
System:
The UNT Digital Library