| 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) |
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| 07/08/2003 | US6590107 Intermediate 1,3-oxaselenolane lactone |
| 06/19/2003 | US20030114437 Protease inhibitors |
| 05/15/2003 | WO2003040160A1 Rhodium and iridium complexes |
| 05/02/2003 | EP1306376A1 Derivatives of 4-(thio- or selenoxanthene-9-ylidene)-piperidine or acridine and its use as a selective 5-HT2B receptor antagonist |
| 05/01/2003 | WO2003035646A2 Derivatives of 4-(thio- or selenoxanthene-9-ylidene)-piperidine or acridine and its use as a selective 5-ht2b receptor antagonist |
| 04/01/2003 | US6541618 Nitro-substituted non-fluorescent asymmetric cyanine dye compounds |
| 03/19/2003 | CN1404476A Glycosidase inhibitors and preparation thereof |
| 02/06/2003 | WO2003010154A1 Seleno compounds containing nitrone moiety, their preparation and their therapeutic uses |
| 02/06/2003 | US20030028015 Especially bi- or tri- selophenes |
| 01/29/2003 | EP1278502A2 Protease inhibitors |
| 01/28/2003 | US6511681 Solubility and bioavailability of azole antifungal medicaments |
| 12/31/2002 | US6500845 Activating cytokine release using immunosuppressants such as 2-(3-methyl-2-oxo-piperidin-3-yl)-benzo(d)isoselenazol-3-one, racemic mixtures or isomers having dimensional stability, prepared in the presence of reducing agent |
| 12/25/2002 | CN1387528A Heterocyclic substd, pyrazolones |
| 12/24/2002 | US6497905 Aqueous solubility pharmaceutical formulations |
| 11/19/2002 | US6482950 Squarylium compounds, and processes and intermediates for the synthesis of these compounds |
| 11/19/2002 | US6482918 High refractive index, low dispersion and excellent optical property, and is used for a glasses lens, camera lens, prism, substrate for an information recording medium, pick up lens, optical fiber, optical filter |
| 11/13/2002 | CN1379768A Improved aqueous solubility pharmaceutical formulations |
| 10/16/2002 | EP1248779A2 Glycosidase ihhibitors and preparation thereof |
| 09/24/2002 | US6455573 Synthesizing salacinol, its stereoisomers, and non-naturally occurring selenium and nitrogen analogues thereof |
| 09/24/2002 | US6455525 Heterocyclic substituted pyrazolones |
| 08/29/2002 | US20020120097 High refractive index, low dispersion and excellent optical property, and is used for a glasses lens, camera lens, prism, substrate for an information recording medium, pick up lens, optical fiber, optical filter |
| 07/31/2002 | EP1226141A1 Heterocyclic substituted pyrazolones |
| 05/30/2002 | WO2002042281A1 Substituted 5-aryl and 5-heteroaryl-2-(2-hydroxyphenyl)-2h-benzotriazole derivatives as uv absorbers |
| 04/30/2002 | US6379707 Solid solution of amorphous pharmaceutically active agent, pharmaceutically acceptable hydrophobic vehicle, stabilizer, disintegrant; shelf life |
| 04/10/2002 | EP1021178A4 Selenophene anti-tumor agents |
| 04/04/2002 | WO2001089451A3 Protease inhibitors |
| 04/02/2002 | US6365335 Sensitivity and decreased in residual color |
| 03/28/2002 | US20020037324 Aqueous solubility pharmaceutical formulations |
| 02/19/2002 | US6348596 Non-fluorescent asymmetric cyanine dye compounds useful for quenching reporter dyes |
| 01/31/2002 | US20020012706 Method of making granular pharmaceutical vehicle |
| 01/23/2002 | EP1049744B1 Asymmetric cyanine dye quenchers |
| 12/19/2001 | EP1163234A1 Improved aqueous solubility pharmaceutical formulations |
| 11/29/2001 | WO2001089451A2 Protease inhibitors |
| 11/29/2001 | WO2001049674A3 Glycosidase inhibitors and preparation thereof |
| 11/29/2001 | CA2406829A1 Protease inhibitors |
| 11/21/2001 | EP0917555B1 Electrochrome system |
| 10/16/2001 | US6303747 Selenium-containing polythiol having 3 or more functional groups; monomers for preparing transparent optical material which has high refractive index, low dispersion and excellent optical properties |
| 07/12/2001 | WO2001049674A2 Glycosidase inhibitors and preparation thereof |
| 07/12/2001 | CA2396688A1 Glycosidase inhibitors and methods of synthesizing same |
| 06/27/2001 | EP0701554B1 Novel compounds having a benzisoselen-azoline and -azine structure, method for preparing same and therapeutic uses thereof |
| 05/10/2001 | WO2001032653A1 Heterocyclic substituted pyrazolones |
| 05/10/2001 | CA2389807A1 Heterocyclic substituted pyrazolones |
| 04/24/2001 | US6221574 Spectral sensitizers |
| 03/06/2001 | US6197777 Synthesis, anti-human immunodeficiency virus, and anti-hepatitis B virus activities of 1,3-oxaselenolane nucleosides |
| 02/06/2001 | US6183878 Electrochromic system |
| 11/08/2000 | EP1049744A1 Asymmetric cyanine dye quenchers |
| 09/28/2000 | WO2000056726A1 Improved aqueous solubility pharmaceutical formulations |
| 09/26/2000 | US6124424 A transparent optical lens is obtained by cast-polymerizing at least one reactive monomer or oligomer having at least one selenium atom in its molecule; improved refractive index |
| 07/26/2000 | EP1021178A1 Selenophene anti-tumor agents |
| 07/25/2000 | US6093532 Method for storing a biological organ transplant graft using a benzisoselen-azoline or -azine compound |
| 06/27/2000 | US6080868 As a quencher in a reporter-quencher energy-transfer dye pair for nucleic acid hybridization assays |
| 06/06/2000 | US6071922 Synthesis, anti-human immunodeficiency virus, and anti-hepatitis B virus activities of 1,3-oxaselenolane nucleosides |
| 05/31/2000 | CN1255132A Synthesis, anti-human immunodeficiency virus and anti-hepatitis B virus activities of 1-3-oxaselenolane nucleosides |
| 04/19/2000 | CN1051546C Novel 1,1-bis(heteroazolyl) alkane derivatives and their use as neuroprotective agents |
| 04/06/2000 | DE19845642A1 New indolyl-benzoxazole methin cyanine dyes are used for spectral sensitization of color photographic silver halide material, especially tabular grain material |
| 01/12/2000 | EP0970078A1 Synthesis, anti-human immunodeficiency virus and anti-hepatitis b virus activities of 1,3-oxaselenolane nucleosides |
| 11/03/1999 | EP0650599B1 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 |
| 10/19/1999 | US5968920 Increase glutathione peroxidase activity for reducing levels of peroxides in cells or tissues |
| 10/13/1999 | CN1045595C Process for the preparation of the intermediates used in the synthesis of 3-aminopiperidine derivatives |
| 07/29/1999 | WO1999037717A1 Asymmetric cyanine dye quenchers |
| 07/06/1999 | US5919950 Squarylium compounds, and processes and intermediates for the synthesis of these compounds |
| 05/26/1999 | EP0917555A1 Electrochrome system |
| 03/09/1999 | US5880287 Polyoxyhydrocarbyl related products and methods for fluorescence assays |
| 02/17/1999 | EP0896972A1 Selenized transparent optical material |
| 02/16/1999 | CA1340396C Functionalized conductive polymers and their use in diagnostic devices |
| 12/01/1998 | US5843971 1, 1-BIS (heteroazolyl) alkane derivatives and their use as neuroprotective agents |
| 11/11/1998 | CN1198816A Polyoxyhydrocarbyl related products and methods for fluorescence assays |
| 09/24/1998 | WO1998041522A1 Synthesis, anti-human immunodeficiency virus and anti-hepatitis b virus activities of 1,3-oxaselenolane nucleosides |
| 08/27/1998 | WO1998037117A1 Selenized transparent optical material |
| 03/24/1998 | US5731335 Nervous system disorders; stroke; antiischemic agents; cognition activators |
| 03/10/1998 | US5726063 Diagnosis of disease, monitoring treatment |
| 02/24/1998 | CA2075750C Composition and method for treating cancer |
| 02/12/1998 | WO1998005737A1 Electrochrome system |
| 02/12/1998 | DE19631729A1 Elektrochromes System Electrochromic system |
| 12/11/1997 | WO1997046225A1 Selenophene anti-tumor agents |
| 11/05/1997 | EP0804447A1 Procedures for obtaining ribo-c-nucleosides |
| 09/24/1997 | CN1035944C Method for preparing 3-aminopiperidine derivs. and related nitrogen-contg. heterocycles |
| 09/23/1997 | US5670530 Anti-cancer composition comprising rhodacyanine compound and cyclodextrin |
| 09/09/1997 | US5665747 Treating nervous system, psychological, and brain disorders |
| 08/19/1997 | CA1339313C Pyrimidine derivatives |
| 05/21/1997 | CN1150426A Novel 1,1-bis (heteroazolyl) alkane derivatives and their use as neuroprotective agents |
| 04/22/1997 | CA2029776C Selenophen derivatives, a preparation process of the same and therapeutical compositions containing them |
| 04/08/1997 | US5618950 Electrophotographic elements and soluble cyclic sulfone electron transport agents |
| 04/02/1997 | EP0765325A1 Novel 1,1-bis(heteroazolyl)alkane derivatives and their use as neuroprotective agents |
| 03/04/1997 | US5607956 1-heteroazolyl-1-heterocyclyl alkane derivatives and their use and their use as neuroprotective agents |
| 02/06/1997 | WO1996041144A3 Polyoxyhydrocarbyl marker products and methods for fluorescence assays |
| 01/07/1997 | CA2033497C 3-aminopiperidine derivatives and related nitrogen containing heterocycles |
| 12/19/1996 | WO1996041144A2 Polyoxyhydrocarbyl marker products and methods for fluorescence assays |
| 11/19/1996 | US5576429 5-substituted pyrimidine nucleosides and nucleotides |
| 07/17/1996 | CN1126994A Novel (1-heteroazolyl-1-heterocyclyl) alkane derivatives and their use as neuroprotective agents |
| 04/30/1996 | US5512428 Photographic recording materials |
| 04/24/1996 | EP0707584A1 Novel (1-heteroazolyl-1-heterocyclyl)alkane derivatives and their use as neuroprotective agents |
| 03/20/1996 | EP0701554A1 Novel compounds having a benzisoselen-azoline and -azine structure, method for preparing same and therapeutic uses thereof |
| 03/19/1996 | US5500317 Dicyano-sulfone compound |
| 01/10/1996 | EP0691579A1 Electrophotographic elements and soluble cyclic sulfone electron transport agents |
| 01/10/1996 | EP0691333A2 Pyrimidine derivatives, process for their preparation and their use as precursors |
| 12/27/1995 | EP0688771A1 Use of lactam compounds as pharmaceutical agents |
| 12/25/1995 | CA2152432A1 Use of a lactam compound as pharmaceutically active ingredient |
| 12/14/1995 | WO1995033747A1 Novel 1,1-bis(heteroazolyl)alkane derivatives and their use as neuroprotective agents |
| 12/14/1995 | CA2190128A1 Novel 1,1-bis(heteroazolyl)alkane derivatives and their use as neuroprotective agents |