Zobrazeno 1 - 10
of 58
pro vyhledávání: '"V M, Rodionov"'
Autor:
V. M. Rodionov, V. K. Zvorykina
Publikováno v:
Bulletin of the Academy of Sciences of the USSR Division of Chemical Science. 2:61-67
1. The syntheses are given of several 5-alkylated derivatives of 1,3,4-oxadiazol-2(3H)-one, namely 5-(2-benzamidooctyl)-, 5-(2-acetamidocctyl-, 5-hexyl-, and 5-[2-(ethoxycarbonylamino)octyl)-1,3,4-oxadiazol-2(3H)-one. 2. It has been shown that, when
Autor:
N. G. Yartseva, V. M. Rodionov
Publikováno v:
Bulletin of the Academy of Sciences of the USSR Division of Chemical Science. 1:113-122
1. In the condensation of malonic acid with acetaldehyde-ammonia, it was found possible to increase the yield of β-aminobutyric acid, which was isolated in the form of its benzoyl derivative, up to the value of 36%, if a catalyst (trimethylphenylamm
Autor:
V. M. Rodionov, N. N. Bezinger
Publikováno v:
Bulletin of the Academy of Sciences of the USSR Division of Chemical Science. 1:637-641
1. A new method is described for the preparation of ethyl esters of β-aryl-β-aminoacids, depending on condensation of monoethyl malonate with aromatic aldehydes in the presence of alcoholic ammonia. 2. The method serves for preparation of the ethyl
Autor:
V. M. Rodionov, N. N. Bezinger
Publikováno v:
Bulletin of the Academy of Sciences of the USSR Division of Chemical Science. 1:847-853
1. A general method has been developed for the preparation in good yield on N-benzoylated imidazolidone derivatives by the Curtius reaction, which is applied to esters of N-benzoylated β-amino acids. 2. The reaction has been carried out with N-benzo
Autor:
V. M. Rodionov, B. I. Kurtev
Publikováno v:
Bulletin of the Academy of Sciences of the USSR Division of Chemical Science. 1:123-130
1. The method of preparing \gb-naphthaldehyde proposed by Sultanov, Rodionov, and Shemyakin, based on the oxidation of \gb-methylnaphthalene with selenium dioxide, has been improved by the use of naphthalene as solvent. The yield of aldehyde rose fro
Autor:
V. K. Zvorykina, V. M. Rodionov
Publikováno v:
Bulletin of the Academy of Sciences of the USSR Division of Chemical Science. 5:319-322
1. The preparation of β-ureido acids from amides of β-(alkoxycarbonylamino) acids has been extended to alkylanides and arylamides. 3 (3 Methylureido) and 3-(3 phenylureido) nonanoic acids were prepared in 70–75% yield. A method of preparing amide
Autor:
V. M. Rodionov, B. L. Kurtev
Publikováno v:
Bulletin of the Academy of Sciences of the USSR Division of Chemical Science. 1:285-291
1. β-Ureido-β-(β-naphthyl)-propionic acid,β-(ω-phenylureido)-β-(β-naphthyl)-propionic acid, andβ-(N1-methylureido)-β-(β-nepthyl)propionic acid have been prepared, and have been converted into the corresponding 2,4-dioxo-hexahydropyrimidine
Autor:
V. M. Rodionov, L. V. Antik
Publikováno v:
Bulletin of the Academy of Sciences of the USSR Division of Chemical Science. 5:577-582
1. β-Methylamino-1-naphthalenepropionic aci and some of its derivatives were prepared. 2. The previously describedβ-amino-1-naphthalenepropionic acid was converted into 4-(1-naphthyl)-2-imidazolidinone by Hofmann's reaction-treatment ofβ-(methoxyc
Autor:
V. M. Rodionov
Publikováno v:
Bulletin of the Academy of Sciences of the USSR Division of Chemical Science. 2:351-356
Autor:
V. M. Rodionov, V. V. Kiseleva
Publikováno v:
Bulletin of the Academy of Sciences of the USSR Division of Chemical Science. 2:461-465
1. The Hofmann Reaction has been carried out with the amides of N-benzoyl, N-acetyl and N-carbomethoxy β-Piperonyl-s-alanine under different conditions (heating to 65° and 80°). 2. It has been shown that in all cases the reaction mechanism is the