Search results for ring-system
9 possible matches for "ring-system"
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Chapter 29 - Organic chemicals
9 matches2933.49.26Drugs containing a quinoline or isoquinoline ring-system (whether or not hydrogenated) not further fused, nesoi2933.49.30Pesticides of heterocyclic compounds with nitrogen hetero-atom(s) only, cont. a quinoline or isoquinoline ring-system, not further fused2933.49.60Products described in add. US note 3 to sec VI containing quinoline or isoquinoline ring-system (whether or n/hydrogenated), n/further fused2933.49.70Heterocyclic compounds with nitrogen hetero-atom(s) only, containing a quinoline ring-system, not further fused, nesoi2934.20.302-Amino-6-methoxybenzothiazole and other specified heterocyclic compounds, cont. a benzothiazole ring-system, not further fused2934.20.35Pesticides containing a benzothiazole ring-system, not further fused2934.20.40Heterocyclic compounds containing a benzothiazole ring-system, not further fused, described in add. U.S. note 3 to section VI2934.30.23Antidepressants, tranquilizers and other pschotherapeutic agents containing a phenothiazine ring-system, not further fused2934.30.50Heterocyclic compounds containing a phenothiazine ring-system (whether or not hydrogenated), not further fused, nesoi