| Patents for C07B 51 - Introduction of protecting groups or activating groups, not provided for in groups (403) |
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| 05/22/2003 | WO2003041647A2 Synthesis and purification of valacyclovir |
| 05/22/2003 | US20030097015 Protecting a functional group of an organic compound containing minimally two carbon atoms by reacting with silane compound |
| 05/22/2003 | CA2649826A1 Synthesis and purification of valacyclovir |
| 05/01/2003 | US20030082831 Apparatus for use in the synthesis of preferential biopolymers |
| 04/22/2003 | US6552223 N-hydroxacylamino compounds, process for their preparation and pharmaceutical compositions containing them |
| 04/17/2003 | US20030073868 Non-C2-symmetric bisphosphine ligands as catalysts for asymmetric hydrogenation |
| 04/16/2003 | EP1265684A4 Purification device and purification method |
| 04/03/2003 | US20030064391 Preparation of sequences on substrate; obtain substrate, deposit on plate surface, incubate with activator, remove protective groups, recover biopolymer |
| 04/02/2003 | EP1298134A1 Norbornyl-substituted silanes and their use in the protection of functional groups of organic compounds |
| 03/19/2003 | EP0946286B1 Chemical amplification for the synthesis of patterned arrays |
| 03/06/2003 | WO2003018604A1 Synthesis of solanum glycosides |
| 03/06/2003 | CA2458183A1 Synthesis of solanum glycosides |
| 03/04/2003 | US6528678 Phosgene-free process for preparing carbamates |
| 02/19/2003 | EP1144360A4 A method for the synthesis of compounds of formula 1 and derivatives thereof |
| 02/05/2003 | EP1280753A1 Process for preparation of r-1-(aryloxy)propan-2-ol |
| 01/16/2003 | US20030013100 Nucleic acid reading and analysis system |
| 01/09/2003 | US20030008302 Sequencing of surface immobilized polymers utilizing microfluorescence detection |
| 12/19/2002 | WO2002100880A1 Method for preparing oestrogen derivatives |
| 12/19/2002 | US20020192693 Apparatus for polymer synthesis |
| 12/18/2002 | EP1265684A1 Purification device and purification method |
| 12/12/2002 | WO2002098849A2 Hydroxy alkyl amine derivatives as beta-secretase inhibitors and their use for the treatment of alzheimer’s disease and similar diseases |
| 12/12/2002 | CA2448834A1 Hydroxy alkyl amine derivatives as beta-secretase inhibitors and their use for the treatment of alzheimer's disease and similar diseases |
| 12/10/2002 | US6491871 System for determining receptor-ligand binding affinity |
| 10/31/2002 | DE10147625C1 New 2-norbornylsilyl compounds used for protecting functional groups of organic compounds containing acid hydrogen, e.g. hydroxyl in alcohol or diols, comprises chloro or trifluoromethanesulfonate group and known analogues |
| 10/03/2002 | US20020143214 Synthesis of non-C2-symmetric bisphosphine ligands as catalysts for asymmetric hydrogenation |
| 09/26/2002 | WO2002034698A3 Phosgene-free process for preparing carbamates |
| 09/26/2002 | WO2001019484A9 Purification device and purification method |
| 09/25/2002 | EP1243591A2 Synthesis of non-C2-symmetric bisphosphine ligands as catalysts for asymmetric hydrogenation |
| 09/17/2002 | CA2278878C Very large scale immobilized peptide synthesis |
| 09/10/2002 | US6448449 Process for preparation of (R)-1- (aryloxy)propan-2-ol |
| 09/03/2002 | CA2178085C Glutaramide derivatives |
| 08/29/2002 | US20020120140 Phosgene-free process for preparing carbamates |
| 08/28/2002 | EP1233970A2 Protecting groups useful in the synthesis of polysaccharides, natural products, and combinatorial libraries |
| 07/30/2002 | US6426421 Protecting groups useful in the synthesis of polysaccharides, natural products, and combinatorial libraries |
| 07/25/2002 | WO2002057269A1 Synthesis of temozolomide and analogs |
| 07/18/2002 | US20020095036 Synthesis of temozolomide and analogs |
| 07/11/2002 | US20020091269 Synthesis of epothilones and related analogs |
| 06/11/2002 | US6403957 Nucleic acid reading and analysis system |
| 06/06/2002 | WO2002044132A1 A process for the preparation of iopamidol and the new intermediates therein |
| 05/30/2002 | US20020064796 Generating preferential amino acid sequences on substrate; obtain substrate, deblock, expose to amino acids, recover preferential particles |
| 05/02/2002 | WO2002034698A2 Phosgene-free process for preparing carbamates |
| 05/02/2002 | CA2426466A1 Phosgene-free process for preparing carbamates |
| 04/18/2002 | WO2002030356A2 Synthesis of epothilones and relates analogs |
| 04/18/2002 | CA2425828A1 Synthesis of epothilones and related analogs |
| 01/17/2002 | US20020007090 Ring opening of (R)-propylene oxide with aryltrimethylsilyl ether in the presence of an optically active catalyst; reacting with an alcohol in the presence of an acid; reacting the regioisomeric mixture with a triarylmethyl halile; |
| 01/09/2002 | EP0693052B1 Deallylation reagent and deallylation method using said reagent |
| 12/11/2001 | US6329143 Providing a substrate having surface bearing multiple copies of a protective group removable on exposure to an electric field or electric current; applying electric field or current to substrate; exposing to protected monomer, repeating |
| 12/04/2001 | CA2278883C Very large scale immobilized peptide synthesis |
| 11/01/2001 | WO2001081286A1 Process for preparation of r-1-(aryloxy)propan-2-ol |
| 11/01/2001 | US20010036629 Sequencing of surface immobilized polymers utilizing microfluorescence detection |
| 11/01/2001 | CA2406215A1 Process for preparation of r-1-(aryloxy)propan-2-ol |
| 10/17/2001 | EP1144360A1 A method for the synthesis of compounds of formula 1 and derivatives thereof |
| 09/18/2001 | US6291183 A plurality of oligonucleotide linker molecules are attached on a planar solid support, photoremovable groups react with terminal ends of oligonucleotides, substrates exposed to light activate binding at selected areas; peptide synthesis |
| 09/07/2001 | WO2001038337A3 Protecting groups useful in the synthesis of polysaccharides, natural products, and combinatorial libraries |
| 08/28/2001 | CA2054706C Very large scale immobilized polymer synthesis |
| 07/18/2001 | CN1068586C Crystalline polymorphic form of (S.S.S)-N-(1-[2-carboxy-3-(N2-mesyllysylamino)propyl]-1-cyclopenlylcarbonyl) throsine |
| 07/17/2001 | US6261776 Nucleic acid arrays |
| 06/27/2001 | EP1109777A1 N-hydroxyacylamino compounds, process for their preparation and pharmaceutical compositions containing them |
| 05/31/2001 | WO2001038337A2 Protecting groups useful in the synthesis of polysaccharides, natural products, and combinatorial libraries |
| 05/31/2001 | CA2391966A1 Protecting groups useful in the synthesis of polysaccharides, natural products, and combinatorial libraries |
| 05/01/2001 | US6225625 Signal detection methods and apparatus |
| 03/22/2001 | WO2001019484A1 Purification device and purification method |
| 03/22/2001 | CA2388747A1 Purification device and purification method |
| 01/30/2001 | US6180665 Crystalline polymorphic form of (S,S,S)-N-(1-[2-carboxy-3 (N2-mesyllyslamino) propyl]-1- cyclopentylcarbonyl) tyrosine |
| 01/10/2001 | CN1279665A Method for functionalizing phenolic compound bearing electron-donor group |
| 12/05/2000 | US6156889 Reagent useful for cleaving a protected functional group |
| 11/21/2000 | US6150548 Linkers |
| 08/16/2000 | EP1027326A1 Method for functionalizing a phenolic compound bearing an electron-donor group |
| 08/03/2000 | DE19903268A1 Verfahren zur Decarbamoylierung von N-carbamoylgeschützten Verbindungen, neue Carbonsäureanhydride und deren Verwendung Method for decarbamoylation of N-carbamoylgeschützten connections, new carboxylic anhydrides and their use |
| 08/02/2000 | EP1024133A2 Process for the decarbamoylation of N-carbamoyl-protected compounds, new carboxylic anhydrides and their use |
| 07/27/2000 | WO2000043352A1 A method for the synthesis of compounds of formula 1 and derivatives thereof |
| 07/27/2000 | CA2359076A1 A method for the synthesis of compounds of formula 1 and derivatives thereof |
| 07/04/2000 | US6083697 Chemical amplification for the synthesis of patterned arrays |
| 03/09/2000 | WO2000012467A1 N-hydroxyacylamino compounds, process for their preparation and pharmaceutical compositions containing them |
| 11/03/1999 | EP0953835A1 Apparatus for detection of a fluorescence pattern corresponding to ligand binding on a substrate |
| 10/06/1999 | EP0946286A1 Chemical amplification for the synthesis of patterned arrays |
| 08/31/1999 | US5945524 Nucleoside with dansylethoxycarbonyl group as base-labile 5'-hydroxyl protective group; for efficient synthesis |
| 08/13/1999 | CA2260736A1 Linkers |
| 05/11/1999 | US5902723 Selectively removing a nucleotide by cleavage at terminal ends with catalytic antibodies; identifying excision site and repeating process; for concurrent parallel sequence analysis |
| 04/21/1999 | EP0565607B1 Protection group, compoud protected by this group and device for grafting the protection group onto the compound being protected |
| 04/15/1999 | WO1999018064A1 Method for functionalizing a phenolic compound bearing an electron-donor group |
| 03/17/1999 | EP0902034A2 Very large scale immobilized peptide synthesis |
| 01/13/1999 | EP0731787B1 Crystalline, polymorphic form of (s,s,s)-n-(1-[2-carboxy-3-(n2-mesyllysylamino)propyl]-1-cyclopentylcarbonyl)tyrosine |
| 12/08/1998 | US5847117 Reagent and catalytic process useful for cleaving a protected functional group |
| 09/15/1998 | CA2036962C Process for the desilylation of a 4-silyloxy-tetrahydro-pyran-2-one |
| 06/30/1998 | US5773617 Deallylation reagent and deallylation method using said reagent |
| 05/22/1998 | WO1998020967A1 Chemical amplification for the synthesis of patterned arrays |
| 07/22/1997 | US5650523 Process for the desilylation of a 4-silyloxy-tetrahydro-pyran-2-one |
| 05/20/1997 | US5631362 Forming dna and rna by polycondensation of mononucleotides with protective sulfonylalkyl dimethylaminonaphthalene groups for alkoxy furan groups |
| 04/29/1997 | US5625046 Hydroxyl projecting groups for organic synthesis |
| 03/12/1997 | EP0583338B1 Method for synthesizing peptides, novel amino acid derivatives used therein, and methods for preparing same |
| 03/11/1997 | US5610275 Reagent useful for cleaving and process for using this reagent |
| 02/12/1997 | CN1142816A Crystalline, polymorphic form of (S,S,S)-n-(1-|2-carboxy-3-(n2-mesyllysylamino)propyl¨-1-cyclopenlylcarbonyl)tyrosine |
| 09/18/1996 | EP0731787A1 Crystalline, polymorphic form of (s,s,s)-n-(1- 2-carboxy-3-(n?2 -mesyllysylamino)propyl]-1-cyclopentylcarbonyl)tyrosine |
| 08/20/1996 | US5547839 Contacting polynucleotides with surface of solid substrate, hybridizing using nucleic acid polymerase and labeled nucleotide |
| 05/15/1996 | CN1122594A Deallylation reagent and deallylation method using said reagent |
| 04/23/1996 | US5510270 Generating pattern of light and dark areas by selectively irradiating surface areas; deprotecting; contacting with receptor to identify oligonucleotide showing complementarity to receptor |
| 01/30/1996 | US5488172 Chiral phosphorus compounds |
| 01/24/1996 | EP0693052A1 Deallylation reagent and deallylation method using said reagent |
| 08/29/1995 | US5445934 Selective photoremovable groups on surface |