The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 02, 1977
Filed:
Apr. 28, 1975
Applicant:
Inventors:
Solomon Aronovich Giller, Riga, SU;
Arvid Avgustovich Lazdinsh, Rizhsky raion, Olaine, SU;
Artur Karlovich Veinberg, Rizhsky raion, Jurmala, SU;
Alexandr Borisovich Sidorov, Riga, SU;
Assignee:
Other;
Primary Examiner:
Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
260260 ;
Abstract
A method of preparing N.sub.1 -(2'-furanidyl)-substituted uracils having the general formula ##STR1## where R is selected from the group consisting of hydrogen, halogen, and alkyl, consists in that 2,3-dihydrofuran is processed with anhydrous hydrogen chloride in a medium of an organic chlorinated aliphatic hydrocarbon solvent, and the thus formed product is reacted with 2,4-bis-(trimethylsilyloxy)-5R-substituted pyrimidines at a temperature not above 10.degree. C with subsequent isolation of the end product.