Zobrazeno 1 - 9
of 9
pro vyhledávání: '"M. I. Shemeryankina"'
Publikováno v:
Chemistry of Heterocyclic Compounds. 14:675-678
A mixture of isomers that differ with respect to the position of the methyl group is formed in the methylation of 5,5-diethyl-6-imino-5,6-dihydro[1H, 3H]pyrimidine-2,4-dione with excess methyl iodide in the presence of ethoxide. Isomerization of the
Autor:
M. I. Shemeryankina
Publikováno v:
Pharmaceutical Chemistry Journal. 15:446-449
Publikováno v:
Chemistry of Heterocyclic Compounds. 13:1137-1139
On the basis of data from the IR spectra of 4-thiobarbituric acid derivatives, and their deutero analogs, and similarly constructed model compounds, it was established that the investigated substances exist in the thione lactam form and form two type
Publikováno v:
Chemischer Informationsdienst. 9
On the basis of data from the IR spectra of 4-thiobarbituric acid derivatives, and their deutero analogs, and similarly constructed model compounds, it was established that the investigated substances exist in the thione lactam form and form two type
Publikováno v:
Chemischer Informationsdienst. 9
A mixture of isomers that differ with respect to the position of the methyl group is formed in the methylation of 5,5-diethyl-6-imino-5,6-dihydro[1H, 3H]pyrimidine-2,4-dione with excess methyl iodide in the presence of ethoxide. Isomerization of the
Publikováno v:
Chemischer Informationsdienst. 4
Das bei der Herstellung von Phenobarbital in der Athylierungsstufe anfallende Abwasser enthalt neben anderen Produkten hohe Mengen an Natriumbromid (um 50 g in 100 ml Abwasser).
Autor:
M. I. Shemeryankina, V. G. Mitereva
Publikováno v:
Pharmaceutical Chemistry Journal. 8:565-566
Publikováno v:
Pharmaceutical Chemistry Journal. 8:510-511
Publikováno v:
Pharmaceutical Chemistry Journal. 6:518-519
Das bei der Herstellung von Phenobarbital in der Athylierungsstufe anfallende Abwasser enthalt neben anderen Produkten hohe Mengen an Natriumbromid (um 50 g in 100 ml Abwasser).