Patents
Patents for C07D 421 - Heterocyclic compounds containing two or more hetero rings, at least one ring having selenium, tellurium, or halogen atoms as ring hetero atoms (480)
10/1995
10/19/1995WO1995027706A1 Novel compounds having a benzisoselen-azoline and -azine structure, method for preparing same and therapeutic uses thereof
08/1995
08/08/1995US5440040 Drug for Aids therapy; viricides
05/1995
05/03/1995EP0650599A1 Method of colorimetric analysis of malonic dialdehyde and 4-hydroxy-2-enaldehydes as indexes of lipid peroxidation, kits for carrying out said method, substituted indoles for use in said method and their preparation
04/1995
04/19/1995EP0648813A1 Photographic recording material
01/1995
01/19/1995WO1995001979A1 Novel (1-heteroazolyl-1-heterocyclyl)alkane derivatives and their use as neuroprotective agents
01/19/1995CA2164856A1 Novel (1-heteroazolyl-1-heterocyclyl) alkane derivatives and their use as neuroprotective agents
11/1994
11/24/1994WO1994027155A1 Method of colorimetric analysis of malonic dialdehyde and 4-hydroxy-2-enaldehydes as indexes of lipid peroxidation, kits for carrying out said method, substituted indoles for use in said method and their preparation
11/24/1994CA2139591A1 Process for the colorimetric quantitative analysis of melanic dialdehyde and 4-hydroxy-2-enaldehydes indicating lipidic peroxydation, kit for its use, substituted indoles usable with this process and their preparation
11/01/1994US5360803 Composition and method for treating cancer
05/1994
05/25/1994CN1087083A Process for the preparation of the intermediates used in the synthesis of 3-aminopiperidine derivatives
05/17/1994US5312913 Complexes of electron donors and electron acceptors
03/1994
03/01/1994US5290655 Method for forming an X-ray image
09/1993
09/21/1993US5246951 Nonsteroidal antiinflammatory agents
09/01/1993EP0558156A2 Intermediates for 3-aminopiperidine derivates
07/1993
07/27/1993US5231190 Squarylium compounds, and processes and intermediates for the synthesis of these compounds
05/1993
05/12/1993CN1071834A Composition and method for treating cancer
02/1993
02/17/1993EP0527494A1 Compositon containing rhodacyanine dyes for treating cancer
12/1992
12/29/1992US5175280 Electroconductive complexes; heat resistance
12/09/1992EP0516985A1 Synthesis of squarylium compounds
11/1992
11/07/1992CA2067959A1 Squarylium compounds, and processes and intermediates for the synthesis of these compounds
05/1992
05/27/1992EP0487423A1 Benzoselenazolinone derivatives, their preparation and pharmaceutical compositions containing them
05/24/1992CA2056008A1 Benzoselenazolinone derivatives; process for preparing the same and pharmaceutical compositions containing them
01/1992
01/28/1992US5084567 Electroconductive charge transfer compounds
12/1991
12/24/1991US5075322 Antiallergens
11/1991
11/06/1991EP0454874A1 Thia- and/or selenafulvalenyl compound
10/1991
10/08/1991US5055579 Photoinitiators; high sensitivity in visible spectral range; stability
09/1991
09/17/1991US5049477 Radiation responsive composition
09/10/1991US5047419 Photodynamic therapy of glioma or mammary carcinoma using seleno- or telluropyrylium salts
07/1991
07/17/1991CN1053060A 3-aminopiperidine derivatives and related nitrogen containing heterocycles
07/11/1991WO1991009844A1 Substance p antagonists
07/10/1991EP0436334A2 3-Aminopiperidine derivatives and related nitrogen containing heterocycles
05/1991
05/30/1991WO1991007397A1 Thia- and/or selenafulvalenyl compound
05/23/1991DE4037187A1 New anti-allergic selenophene derivs. - useful in the treatment of bronchial asthma
03/1991
03/27/1991EP0418291A1 Novel merocyanine dyes
01/1991
01/16/1991EP0408495A2 Substituted tetrachalcogen fulvalenes and process for their preparation
01/11/1991CA2020658A1 Substituted tetrachalcogenofulvalenes and a process for their preparation
01/02/1991EP0405448A1 Purification of tellurapyrylium dyes
12/1990
12/27/1990CA2018870A1 Purification of tellurapyrylium dyes
10/1990
10/16/1990US4963669 Purification of tellurapyrylium dyes
10/03/1990EP0390439A1 Complexes useful as photoinitiators and photohardenable compositions containing the same
05/1990
05/09/1990EP0367449A1 Mixed chalcogenide pyrylium salts of a Lewis base
04/1990
04/10/1990US4916127 Photodynamic antitumor agents
03/1990
03/07/1990EP0357571A2 Pyrimidine nucleosides
02/1990
02/13/1990US4900656 Storage stability
12/1989
12/14/1989WO1989012080A1 Novel merocyanine dyes
12/14/1989WO1989012061A1 Pyrimidine nucleosides and intermediates
12/12/1989US4886625 Aromatic resins
09/1989
09/19/1989CA1259621A1 4h-tellurin tellurane electron-accepting sensitizers for electron-donating photoconductive compositions
09/13/1989EP0332044A1 Heterocyclic compounds containing 4,6-bis-trichloromethyl-s-triazin-2-yl groups, process for their preparation and photosensitive mixture containing them
05/1989
05/03/1989EP0314009A2 Functionalized conductive polymers and their use in diagnostic devices
03/1989
03/14/1989CA1251214A1 Telluropyrylium electron accepting dye sensitizers for electron donating photoconductive compositions
12/1987
12/08/1987US4711961 Benzisoselenazolethiones and process for the treatment of various diseases in humans
03/1987
03/18/1987EP0214425A1 Tellurane sensitizers for photoconductive compositions
01/1987
01/06/1987US4634553 Electrography
10/1986
10/28/1986US4619996 Using gaseous hydrogen selenide
08/1986
08/19/1986CA1209986A1 2-.beta.-D-RIBOFURANOSYLSELENAZOLE-4-CARBOXAMIDE COMPOUNDS AND METHODS FOR THEIR PRODUCTION
06/1986
06/10/1986US4594416 Antitumor agents, viricides
06/10/1986US4594414 2-β-D-ribofuranosylselenazole-4-carboxamide compounds and methods for their production
02/1986
02/12/1986EP0171171A1 A process for preparing 2-beta-D-ribofuranosylselenazole-4-carboxamide
10/1985
10/29/1985US4550168 Benzisoselenazolones and a process for the treatment of inflammatory diseases
09/1985
09/18/1985EP0154851A1 Benzisoselenazolethiones,process for their preparation and pharmaceutical products containing these compounds
09/10/1985CA1193268A1 Blocked photographic reagents
07/1985
07/23/1985US4531001 2-β-D-ribofuranosylselenazole-4-carboxamide compounds
04/1985
04/24/1985EP0138362A2 Photographic materials containing chalcogenazoles, chalcogenazolines and chalcogenazolinium and chalcogenazolium salts
04/10/1985EP0136847A2 Photographically useful chalcogenazolylidene and chalcogenazolium dyes and methods for their preparation
05/1984
05/29/1984CA1168243A1 Benzisoselenazolones, process for producing the same and pharmaceutical preparations containing the same
04/1984
04/24/1984CA1166251A1 Uracil derivatives
04/10/1984US4442290 Development restrainer release compounds
02/1984
02/22/1984EP0100899A2 Benzisoselenazolones, process for their preparation and pharmaceutical compositions containing them
01/1984
01/25/1984EP0098934A1 2-Methylseleno-benzamides
11/1983
11/29/1983US4418069 Benzisoselenazolones and process for the treatment of rheumatic and arthritic diseases using them
10/1983
10/18/1983US4410618 Development inhibitors
09/1983
09/28/1983EP0089678A1 Novel 2-beta-D-ribofuranosylselenazole-4-carboxamide compounds and methods for their production
08/1983
08/31/1983EP0087388A1 Pyrazolone couplers and colour photographic silver halide recording material containing them
02/1983
02/09/1983EP0071282A2 Uracil derivatives and use thereof in photographic products and processes
01/1983
01/05/1983EP0068877A2 Telluropyrylium compounds and electron donating photoconductive compositions containing same
12/1982
12/21/1982US4365017 Telluropyrylium electron accepting dye sensitizers for electron donating photoconductive compositions
11/1982
11/17/1982EP0064667A1 Process for the preparation of sulfoalkyl quaternary salts
09/1982
09/21/1982US4350754 For photographic films; uracil derivatives
01/1982
01/27/1982EP0044453A2 New benzisoselenazolones, process for producing the same and pharmaceutical preparations containing the same
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