Studies on Tertiary Amine Oxides. XLV. Reaction of Quinoline N-Oxide with Cyanogen Bromide
نویسندگان
چکیده
منابع مشابه
Synthesis of Triethyl Propargyl Ammonium Bromide from Triethyl Amine With Propargyl Bromide
The reaction between trimethylamine with propargyl bromide was studied and the structure of triethyl propargyl ammonium bromide was illustrated by 1HNMR, IR, and Mass spectra.
متن کاملChemistry of Pyrrolizines; Reactions with Cyanogen Bromide and Trifluoroacetic Anhydride
-Interaction of the pyrrolizine 3 with cyanogen bromide in a tetrahydrofuran/water mixture affords addition to the enamine double bond with formation of 5 which can be aromatized to 6 by silica gel. Reaction of 6 with cyanogen bromide in the same solvent mixture yields the indoline 8a which structure is proved in a chemic/d way by conversion of the product into the aldehyde 8(1. The different r...
متن کاملStudies on the reaction of benzo[x]quinoline N-oxides (X = f, h, and g) with methylsulfinyl carbanion using the semi-empirical molecular orbital method. Liberation of the N-oxide group.
The mechanism of the liberation reaction of the N-oxide group has been studied and compared with the methylation reaction using a semi-empirical molecular orbital PM3 method. By comparing the calculated values of Gibbs free energy of activation, we can determine whether a liberation reaction or methylation reaction occurs.
متن کاملCyanogen Bromide Cleavage and Partial Amino Acid
When samples containing homoserine and homoserine lactone Porcine growth hormone has been cleaved with cyanogen were analyzed, the short column and the first part of the long bromide and the resulting fragments separated by gel filtracolumn (until glutamic acid emerged) were run at 50” instead of tion. The amino acid sequences of the amino-terminal the usua1 55”* Under these conditions homoseri...
متن کاملAntioxidative activity of new N-oxides of tertiary amines: membrane model and chromogen studies.
Potential antioxidative activities of three series of newly synthesized N-oxides were studied. Individual components in each of the series differed in the lipophilicities and number of free radical scavenging groups. Various methods were used to determine their antioxidative efficiencies: Prevention of erythrocyte membrane lipid oxidation induced by UV irradiation and chromogen experiments in w...
متن کاملذخیره در منابع من
با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید
ژورنال
عنوان ژورنال: Chemical and Pharmaceutical Bulletin
سال: 1973
ISSN: 0009-2363,1347-5223
DOI: 10.1248/cpb.21.800