1,2,4-Triazines
First Claim
Patent Images
1. A triazine of the formula:
- ##STR57## wherein R represents;
(a) 2,2-dimethyl-dioxolan-4-yl methyl or 2,2-dimethyldioxan-5-yl;
(b) C2 -C4 alkyl substituted with a member selected from the group consisting of alkylsulphonylamino, sulphamoylamino, alkoxycarbonylamino, ureido, alkylureido, dialkylureido and substituted acylamino wherein the acyl group is substituted with hydroxy, amino, alkylamino, or dialkylamino;
(c) C2 -C5 alkyl substituted with alkoxyimino or hydroxyimino;
(d) a radical of the formula;
##STR58## wherein alk represents C1 -C4 alkylene, X.sup.α
and Y.sup.α
are identical and represent oxygen or sulphur atoms and R.sup.α
represents an alkyl radical, or X.sup.α and
Y.sup.α
are identical or different and represent oxygen or sulphur atoms and the radicals R.sup.α
together form an alkylene radical of 2 or 3 carbon atoms, and R.sup.β
represents C1 -C3 alkyl;
(e) carbamoyloxyalkyl, alkylsulphinylalkyl, or alkylsulphonylalkyl in which the alkyl moiety bonded to the triazine grouping in formula I has 2 to 4 carbon atoms;
(f) phenylalkyl or alkylthioalkyl;
or(g) a radical of the formula;
##STR59## wherein alk, X.sup.α
, Y.sup.α
, and R.sup.α
are as defined previously, the alkyl and acyl moieties of radicals mentioned above are linear or branched and, unless otherwise specified, contain 1 to 4 carbon atoms, oran alkali metal or alkaline earth metal salt thereof.
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Accused Products
Abstract
New thiols of the general formula: ##STR1## wherein A represents a 2-hydroxy-1-oxoethan-1-yl-2-ylidene or alkoxycarbonylmethyne radical or a nitrogen atom and R represents various substituted alkyl radicals, and their alkali metal and alkaline earth metal salts are useful as intermediates in the preparation of cephalosporins having anti-bacterial properties.
4 Citations
12 Claims
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1. A triazine of the formula:
- ##STR57## wherein R represents;
(a) 2,2-dimethyl-dioxolan-4-yl methyl or 2,2-dimethyldioxan-5-yl;(b) C2 -C4 alkyl substituted with a member selected from the group consisting of alkylsulphonylamino, sulphamoylamino, alkoxycarbonylamino, ureido, alkylureido, dialkylureido and substituted acylamino wherein the acyl group is substituted with hydroxy, amino, alkylamino, or dialkylamino; (c) C2 -C5 alkyl substituted with alkoxyimino or hydroxyimino; (d) a radical of the formula;
##STR58## wherein alk represents C1 -C4 alkylene, X.sup.α
and Y.sup.α
are identical and represent oxygen or sulphur atoms and R.sup.α
represents an alkyl radical, or X.sup.α and
Y.sup.α
are identical or different and represent oxygen or sulphur atoms and the radicals R.sup.α
together form an alkylene radical of 2 or 3 carbon atoms, and R.sup.β
represents C1 -C3 alkyl;(e) carbamoyloxyalkyl, alkylsulphinylalkyl, or alkylsulphonylalkyl in which the alkyl moiety bonded to the triazine grouping in formula I has 2 to 4 carbon atoms; (f) phenylalkyl or alkylthioalkyl;
or(g) a radical of the formula;
##STR59## wherein alk, X.sup.α
, Y.sup.α
, and R.sup.α
are as defined previously, the alkyl and acyl moieties of radicals mentioned above are linear or branched and, unless otherwise specified, contain 1 to 4 carbon atoms, oran alkali metal or alkaline earth metal salt thereof. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12)
- ##STR57## wherein R represents;
Specification