| Patents for C07D 517 - Heterocyclic compounds containing in the condensed system at least one hetero ring having selenium, tellurium, or halogen atoms as ring hetero atoms (452) |
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| 06/22/1988 | EP0271550A1 Benzopyran and benzothiopyran derivatives and compositions containing them |
| 06/21/1988 | US4752614 Biological antigrowth agents |
| 05/03/1988 | CA1235891A1 Process for preparation of chalcogenide alloys by coreduction of esters |
| 04/12/1988 | US4737507 Heterocyclic pentalene derivatives for use in combating microorganisms |
| 01/14/1988 | WO1988000197A1 Benzopyran and benzothiopyran derivatives and compositions containing them |
| 12/08/1987 | US4711961 Benzisoselenazolethiones and process for the treatment of various diseases in humans |
| 04/23/1987 | DE3635124A1 Difluorinated (5,6,11,12-tetraselenotetracene)2 halides, their preparation and their use |
| 04/22/1987 | EP0219141A1 Heterocyclic pentalene derivatives for use in combating microorganisms |
| 01/28/1987 | CN86104745A Method of combating microorganisms using heterocyclic pentalenes |
| 12/24/1986 | CN86101696A Process for the preparation of compounds for the induction of in vivo and in vitro production of cytokines |
| 11/05/1986 | EP0199986A1 Benzisoselenazolonyl derivatives, process for their preparation and pharmaceutical compositions containing them |
| 10/14/1986 | US4617151 Bonded to addition polymers and used as charge transfer compounds |
| 09/17/1986 | EP0194393A2 Compounds for the induction of in vivo and in vitro production of cytokines |
| 08/27/1986 | EP0192466A2 Novel chalcogen heterocycles, processes for their preparation, and articles containing such heterocycles |
| 08/05/1986 | US4604390 Fungicides, antitumor agents |
| 07/29/1986 | CA1208652A1 Process for producing 3,4,9,10-tetrathioperylene and 3,4,9,10-tetraselenoperylene |
| 07/22/1986 | US4601853 Organic conductor |
| 05/20/1986 | US4590275 Benzoheterazolo[3,2-a]quinolinium salts |
| 03/11/1986 | CA1201714A1 Chalcogenopentalene compounds |
| 02/05/1986 | EP0170412A1 Benzoselenino[4,3,2-cd]indazole compounds, compositions comprising the compounds and processes for producing the compounds |
| 09/18/1985 | EP0154851A1 Benzisoselenazolethiones,process for their preparation and pharmaceutical products containing these compounds |
| 09/04/1985 | EP0153905A1 (2-Fluoro-5,6,11,12-tetraseleno-tetracene)2 chloride, process for its production and its use |
| 06/11/1985 | US4522754 Metallically conducting (2-fluoro-5,6,11,12-tetraselenotetracene)2 -bromide |
| 03/19/1985 | US4505858 Heating naphthalene dithiole or diselenole in nitrobenzene |
| 03/05/1985 | CA1183329A1 Process for reclaimation of high purity selenium, tellurium, and arsenic from scrap alloys |
| 11/14/1984 | EP0124974A1 A method of producing chalcogenopentalene compounds, electrophotographic compositions and elements containing these compounds, and novel tellurapentalene compounds |
| 10/23/1984 | CA1176432A1 Process for preparation of high purity tellurium |
| 07/17/1984 | US4460408 Process for preparation of chalcogenide alloys by coreduction of esters |
| 05/29/1984 | CA1168243A1 Benzisoselenazolones, process for producing the same and pharmaceutical preparations containing the same |
| 05/23/1984 | EP0109360A1 Metallic conductive (2-fluoro-5,6,11,12-tetraselenotetracene)2-bromide, process for the preparation thereof and the use thereof |
| 05/22/1984 | US4450217 Chalcogenopentalene compounds in electrophotography |
| 04/25/1984 | EP0106805A1 Process for the preparation of 3,4,9,10-tetrathioperylene and 3,4,9,10-tetraselenoperylene |
| 04/10/1984 | US4441911 Pre- and post-emergence |
| 04/03/1984 | US4440564 Heterocyclic pentalenes as herbicides |
| 03/14/1984 | EP0102754A1 Process for reclamation of high purity selenium, tellurium, and arsenic from scrap alloys |
| 03/14/1984 | EP0102753A1 Process for preparation of high purity tellurium |
| 02/22/1984 | EP0101238A2 Process for preparation of chalcogenide alloys by coreduction of esters |
| 01/25/1984 | EP0098934A1 2-Methylseleno-benzamides |
| 11/29/1983 | US4418069 Benzisoselenazolones and process for the treatment of rheumatic and arthritic diseases using them |
| 10/25/1983 | US4411698 Acidification, reaction with alcohol to form metallic compounds, then reduction |
| 06/21/1983 | US4389389 Process for preparation of high purity tellurium |
| 01/05/1983 | EP0068557A1 Herbicidal compositions containing heterocyclic pentalenes |
| 10/19/1982 | US4355097 Tellurium (IV) compounds and compositions |
| 01/27/1982 | EP0044453A2 New benzisoselenazolones, process for producing the same and pharmaceutical preparations containing the same |
| 09/29/1981 | CA1109877A1 Hydrolytically stable tellurium (iv) compounds and compositions |
| 12/16/1980 | US4239846 For use in photographic elements and processes |
| 02/19/1980 | US4189611 Used to make dioxolanes which endcap and copolymerize with polyoxymethylene glycol making it heat resistant, printing plates |
| 10/09/1979 | CA1064043A1 Tetrathiapentalene and tetraselenapentalene compounds |
| 07/24/1979 | CA1059138A1 5,6,11,12-tetraselenotetracene-o-chloroanil complexes |
| 05/16/1978 | US4089857 Tetrathiapentalene and tetraselenapentalene compounds |
| 09/06/1977 | US4046950 Chalcogenated tetracene organic metals |
| 10/05/1976 | US3984593 5,6,11,12-Tetraselenotetracene-o-chloroanil complexes |