| Patents for C07D 505 - Heterocyclic compounds containing 5-oxa-1-azabicyclo [4.2.0] octane ring systems, i.e. compounds containing a ring system of the formula: , e.g. oxacephalosporins; Such ring systems being further condensed, e.g. 2,3-condensed with an oxygen-, nitrogen- or sulfur-containing hetero ring (556) |
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| 12/31/2014 | CN102603784B 一种拉氧头孢氯化铝(锡)苯甲醚络合物及其制备方法和应用 An Latamoxef aluminum (tin) chloride complexes anisole and its preparation method and application |
| 05/08/2014 | WO2014068388A1 2 substituted cephem compounds |
| 03/05/2014 | CN103619853A Cephem compound having pyridinium group |
| 01/30/2014 | WO2014017797A1 Novel method for preparing 1-oxacephalosporin derivative |
| 08/21/2013 | CN103254215A Preparation method of allyl chlorooxyl cephalosporin compound |
| 07/03/2013 | CN103183688A Preparation method of 7beta-acylamino-7alpha-methoxy-1-oxo-3-cephem compound |
| 07/03/2013 | CN103183686A Preparation method of 7beta-amino-7lapha-methoxy-3-cephem compound |
| 05/29/2013 | CN102295655B Oxacephem antibiotic intermediate solvate and preparation method thereof |
| 04/25/2013 | US20130102583 Cephem compound having catechol group |
| 03/06/2013 | CN102952149A One-pot synthesis method of flomoxef intermediate |
| 02/27/2013 | CN102942578A Preparation method of 1-oxacephalosporin-3-epoxymethylene derivatives and use of the 1-oxacephalosporin-3-epoxymethylene derivatives in preparation of 1-oxacephalosporin |
| 02/13/2013 | EP2557082A1 Cephem compound having catechol group |
| 01/03/2013 | WO2013002215A1 Cephem compound having pyridinium group |
| 12/19/2012 | CN102827191A Method for preparing oxygen cephalosporin compound |
| 11/21/2012 | CN101857601B Latamoxef sodium compound with high purity |
| 07/25/2012 | CN102603784A Latamoxef aluminium chloride (stannum)-anisole complex, as well as preparation method and application thereof |
| 06/27/2012 | CN101538274B Method for preparing 1-oxacephalosporin-3-chloromethyl derivatives |
| 05/30/2012 | CN1980939B Process for producing 1-oxacephalosporin-7alpha-methoxy-3-chloromethyl derivative |
| 12/28/2011 | CN102295655A 一种氧头孢烯类抗菌素中间体溶剂化物及其制备方法 Cephem antibiotics an oxygen intermediates solvates and its preparation method |
| 12/06/2011 | US8071761 Substrates for beta-lactamase and uses thereof |
| 11/30/2011 | CN102260280A 拉氧头孢钠的制备方法 Preparation Latamoxef sodium |
| 09/28/2011 | CN102203100A Cephalosporin having catechol group |
| 08/31/2011 | EP1489061B1 Process for producing cyclic compound |
| 07/13/2011 | CN101440098B Crystal of oxacephem |
| 07/06/2011 | EP2341053A1 Cephalosporin having catechol group |
| 10/13/2010 | CN101857601A Latamoxef sodium compound with high purity |
| 05/06/2010 | WO2010050468A1 Cephalosporin having catechol group |
| 05/06/2010 | CA2736953A1 Cepharosporins having a catechol group |
| 09/23/2009 | CN101538274A Method for preparing 1-oxacephalosporin-3-chloromethyl derivatives |
| 07/08/2009 | CN100509819C Crystal of oxacephem |
| 05/27/2009 | CN101440098A Crystal of oxacephem |
| 12/03/2008 | EP1996595A2 PROCESS FOR THE PREPARATION OF (1-OXA- OR l-THIA-)3- CEPHEM DERIVATIVES AND RELATED INTERMEDIATES |
| 12/02/2008 | US7459551 Method for preparing cyclic compounds |
| 10/30/2008 | WO2007105253A8 PREPARATION OF (1-OXA- OR l-THIA-)3- CEPHEM DERIVATIVES |
| 09/24/2008 | CN101270126A Novel cephalosporin antibiotics and medicine use thereof |
| 09/23/2008 | US7427680 Fluorogenic substrates for BETA-lactamase gene expression |
| 07/24/2008 | US20080177061 Target for therapy of cognitive impairment |
| 07/08/2008 | US7396926 Compound for use in the measurement of gene expression |
| 04/08/2008 | US7355040 Process for the preparation of cephalosporin compounds and synthetic intermediates |
| 12/06/2007 | WO2007105253B1 PREPARATION OF (1-OXA- OR l-THIA-)3- CEPHEM DERIVATIVES |
| 11/01/2007 | WO2007105253A3 PREPARATION OF (1-OXA- OR l-THIA-)3- CEPHEM DERIVATIVES |
| 09/20/2007 | WO2007105253A2 PREPARATION OF (1-OXA- OR l-THIA-)3- CEPHEM DERIVATIVES |
| 08/09/2007 | US20070184513 Substrates for beta-lactamase and uses thereof |
| 06/13/2007 | CN1980939A Process for producing 1-oxacephalosporin-7alpha-methoxy-3-chloromethyl derivative |
| 04/25/2007 | CN1312086C Process for producing cyclic compound |
| 03/28/2007 | EP1767538A1 Process for producing 1-oxacephalosporin-7alpha-methoxy-3-chloromethyl derivative |
| 02/28/2007 | CN1922191A Crystal of oxacephem |
| 02/15/2007 | WO2007017705A1 Process for the preparation of azetidinones |
| 02/13/2007 | CA2359744C Cephalosporins and homologues preparations and pharmaceutical compositions |
| 01/04/2007 | WO2006085978A3 Conjugates of a cephalosporin derivative and a fluorophor precursor and related compounds as substrates for beta-lactamase gene expression |
| 01/02/2007 | US7157575 Measuring gene expression |
| 08/17/2006 | WO2006085978A2 Conjugates of a cephalosporin derivative and a fluorophor precursor and related compounds as substrates for beta-lactamase gene expression |
| 01/19/2006 | WO2006006290A1 PROCESS FOR PRODUCING 1-OXACEPHALOSPORIN-7α-METHOXY-3-CHLOROMETHYL DERIVATIVE |
| 09/22/2005 | US20050209450 High yield for industrial production; beta -lactam antibacterial agents; allyl (5R,6S)-6((R)-1-t-butyldimethyl-silyloxyethyl)-7-oxo-3-((R)-2-tetrahydrofuryl)-4-thia-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylate (3-2) |
| 08/18/2005 | US20050181469 Beta-lactamase substrates having phenolic ethers |
| 08/17/2005 | CN1656046A Process for producing cyclic compound |
| 08/03/2005 | CN1213144C Recombination nucleic acid molecule and application thereof |
| 07/28/2005 | US20050165229 Cyclization cepham derivative; 1,4-dihydroxylbut-1-yl side chain is cyclized to form cyclic ether, such as tetrahydrofuranyl system; acid catalyst |
| 06/30/2005 | WO2005058914A1 Crystal of oxacephem |
| 06/02/2005 | US20050118669 Reporter genes; fluorescence activated cell sorting |
| 02/16/2005 | EP1385853A4 Beta-lactamase substrates having phenolic ethers |
| 12/22/2004 | EP1489061A1 Process for producing cyclic compound |
| 11/30/2004 | US6825344 Process for the preparation of cephalosporin compounds and synthetic intermediates |
| 10/12/2004 | US6803460 Acidification; carbonation |
| 04/07/2004 | EP1405922A2 Substrates for beta-lactamase and uses thereof |
| 02/18/2004 | CN1138781C Process for recovery cephalosporin from fermentative liquid |
| 02/04/2004 | EP1385853A2 Beta-lactamase substrates having phenolic ethers |
| 12/04/2003 | WO2002068678A3 Beta-lactamase substrates having phenolic ethers |
| 10/02/2003 | WO2003080543A1 Process for producing cyclic compound |
| 07/24/2003 | US20030139595 Novel process for the fermentative production of cephalosporin |
| 07/09/2003 | CN1113885C Process for producing beta-lactam derivs. |
| 06/26/2003 | US20030119085 Substrates for beta-lactamase and uses thereof |
| 06/18/2003 | CN1111410C Process for preparation of pharmaceutical composition |
| 04/22/2003 | US6552185 Acidifying and/or contacting with carbon dioxide followed by adsorption chromatography |
| 01/02/2003 | US20030003526 Compound for use in the measurement of gene expression |
| 10/30/2002 | EP1066294B1 Novel process for the fermentative production of cephalosporin |
| 10/29/2002 | US6472205 Expression control sequences adapted for function in eukaryotic cell, operably linked to sequence coding cytosolic beta-lactamase; screening by contacting host cell with membrane permeable, fluorescent substrate of beta-lactamase |
| 09/10/2002 | CA2087967C Cephalosporins and homologues, preparations and pharmaceutical compositions |
| 09/06/2002 | WO2002068678A2 Beta-lactamase substrates having phenolic ethers |
| 09/06/2002 | CA2434679A1 Beta-lactamase substrates having phenolic ethers |
| 05/21/2002 | CA2215310C Substrates for beta-lactamase and uses thereof |
| 05/16/2002 | US20020058806 Cyclization cepham derivative |
| 03/12/2002 | CA2006769C 2-and 3-aminomethyl-6-arylcarbonyl-2,3-dihydropyrrolo [1,2,3,-de] -1,4-benzoxazines useful as analgesic agents |
| 02/12/2002 | CA2024399C Compounds |
| 02/06/2002 | EP1178049A1 Process for the preparation of cephalosporin compounds and intermediates for the synthesis of these compounds |
| 12/11/2001 | US6329363 Cephalosporin antibiotics |
| 09/18/2001 | US6291162 Determining amount of lactamase activity; transfecting cells with a nucleic acid having an expression control sequence linked to a secretion defective sequence; mixing cells with lactamase substrate; determine amount of cleaved substrate |
| 06/06/2001 | CN1066731C Substrates for beta-lactamase and uses thereof |
| 05/23/2001 | CN1296078A Recombination nucleic acid molecule and application thereof |
| 05/16/2001 | CN1295575A Novel process for fermentative production of cephalosporin |
| 05/01/2001 | CA2016664C Indole derivative and method of production thereof |
| 04/04/2001 | EP0817785B1 Substrates for beta-lactamase and uses thereof |
| 02/13/2001 | CA2001203C Novel antimicrobial dithiocarbamoyl quinolones |
| 01/30/2001 | CA2030361C 3-fluorosulfonyloxyceph-3-em displacement process |
| 01/24/2001 | CN1061046C Process for preparing cephalosporins derivants |
| 01/10/2001 | EP1066294A1 Novel process for the fermentative production of cephalosporin |
| 12/19/2000 | CA2001225C Antimicrobial lactam-quinolones |
| 10/17/2000 | CA2001205C Antimicrobial quinolonyl lactams |
| 09/05/2000 | US6114541 Method for the preparation of α-Bromo-Lactam derivatives |
| 06/28/2000 | CN1258297A Process for producing beta-lactam derivs. |