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:
Mar. 26, 1985
Filed:
Mar. 19, 1984
Giovanni Franceschi, Milan, IT;
Sergio Vioglio, Cusano Milanino, IT;
Farmitalia Carlo Erba S.P.A., Milan, IT;
Abstract
Azinomethyl-rifamycins I ##STR1## (wherein Y=H or COCH.sub.3 and either R.sub.1 =C.sub.1 -C.sub.7 alkyl or C.sub.3 -C.sub.4 alkenyl and R.sub.2 =C.sub.1 -C.sub.7 alkyl, C.sub.2 -C.sub.4 cloro-, hydroxy-, or alkoxy-alkyl C.sub.3 -C.sub.4 alkenyl, cycloalkyl having a C.sub.3 -C.sub.7 ring, cycloalkylalkyl having a C.sub.3 -C.sub.6 ring, phenyl or C.sub.7 -C.sub.8 aralkyl optionally monohalogen substituted in the aryl group or NR.sub.1 R.sub.2 = a cyclic moiety, said moiety being pyrrolidinyl, piperidinyl, hexahydroazepinyl or heptahydroazocinyl, each of which are unsubstituted or substituted with 1 or 2 methyl radicals, 4-alkyl-1-piperazinyl, morpholinyl or 1,2,3,4-tetrahydroisoquinolinyl) are prepared from rifamycin S by