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Class Information
Number: 435/119
Name: Chemistry: molecular biology and microbiology > Micro-organism, tissue cell culture or enzyme using process to synthesize a desired chemical compound or composition > Preparing heterocyclic carbon compound having only o, n, s, se, or te as ring hetero atoms > Containing two or more hetero rings > Containing at least two hetero rings bridged or fused among themselves or bridged or fused with a common carbocyclic ring system, (e.g., rifamycin, etc.)
Description: Processes wherein the product synthesized contains at least two hetero rings which are bridged or fused among themselves or bridged or fused with a common carbocyclic ring system.


Patents under this class:
1 2 3 4 5 6 7 8 9 10 11

Patent Number Title Of Patent Date Issued
7625726 Process for preparing rapamycin 42-esters and FK-506 32-esters with dicarboxylic acid, precursors for rapamycin conjugates and antibodies Dec. 1, 2009
7572606 Biosyntheses of salinosporamide A and its analogs and related methods of making salinosporamide A and its analogs Aug. 11, 2009
7563602 Alleles of the GND gene from coryneform bacteria Jul. 21, 2009
7556948 Method for producing crystallized pleuromutilins Jul. 7, 2009
7507560 Enzymatic production of macrocyclic amide oligomers Mar. 24, 2009
7507564 Tiacumicin production Mar. 24, 2009
7445916 Process for preparing rapamycin 42-esters and FK-506 32-esters with dicarboxylic acid, precursors for rapamycin conjugates and antibodies Nov. 4, 2008
7432088 Methods for the production of ansamitocins Oct. 7, 2008
7378268 Endophytic camptothecin and camptothecinoid producing fungi and process of producing the same May. 27, 2008
7354747 Carbohydrate derived protein resistant biomaterial Apr. 8, 2008
7316917 Production of bicyclic-heteroaryl-2-carboxylic acids by selective enzymatic hydrolysis of a mixture of positional esters Jan. 8, 2008
7279314 Chemical substance having morphogenetic and growth-accelerating activities Oct. 9, 2007
7267968 Microbial n-and o-demethylation of a thebaine derivative Sep. 11, 2007
7252978 Method for producing L-arginine Aug. 7, 2007
7244594 Microbial transformation method for the preparation of an epothilone Jul. 17, 2007
7241899 Methods for the preparation, isolation and purification of epothilone B, and X-ray crystal structures of epothilone B Jul. 10, 2007
7192763 Streptomyces anulatus microorganism and a process for producing the substance GM-95 Mar. 20, 2007
7192750 Mutant Actinosynnema pretiosum strain with increased maytansinoid production Mar. 20, 2007
7132447 Substance FKI-1083 and process for producing the same Nov. 7, 2006
7052885 Process for preparing heterocyclic (R)- and (S)-cyanohydrins May. 30, 2006
7018631 Compositions and methods for sensitizing and inhibiting growth of human tumor cells Mar. 28, 2006
6991925 Fermentation of clavulanic acid at a controlled level of ammonia Jan. 31, 2006
6929933 Riboflavin synthesis in yeast Aug. 16, 2005
6878534 Continuous fermentation process which is useful for the simultaneous optimal production of propionic acid and vitamin B12 Apr. 12, 2005
6844173 Strain of Streptomyces griseus Jan. 18, 2005
6818422 Substances K97-0239 and process for producing the same Nov. 16, 2004
6818664 Angiogenesis inhibitor Nov. 16, 2004
6790954 Mutant Actinosynnema pretiosum strain with increased maytansinoid production Sep. 14, 2004
6780620 Microbial transformation method for the preparation of an epothilone Aug. 24, 2004
6767533 Use of a substance binding with the peripheral benzodiazepin receptor for treating skin stress Jul. 27, 2004
6764842 Enantioselective bioreduction for the preparation of integrin receptor antagonist intermediates Jul. 20, 2004
6750047 Fermentation and purification of migrastatin and analog Jun. 15, 2004
6737256 Overcoming DAPA aminotransferase bottlenecks in biotin vitamers biosynthesis May. 18, 2004
6723894 Production of thebaine and oripavine Apr. 20, 2004
6670157 Polypeptides involved in the biosynthesis of streptogramins, nucleotide sequences coding for these polypeptides and their use Dec. 30, 2003
6627604 Memno peptides, process for their preparation and use thereof Sep. 30, 2003
6620599 Process for the production of a biologically active phenolic compound(+) catechin Sep. 16, 2003
6573074 Methods for ansamitocin production Jun. 3, 2003
6566106 Process for the isolation of clavulanic acid and of pharmaceutically acceptable salts thereof May. 20, 2003
6562584 Bacterial strains for the production of 2-keto-L-gulonic acid May. 13, 2003
6511820 Bacterial strains for the production of Pyrroloquinoline Quinone Jan. 28, 2003
6511841 Streptomyces avermitilis gene directing the ratio of B2:B1 avermectins Jan. 28, 2003
6506583 Bacterial strains for the production of 2-keto-L-gulonic acid Jan. 14, 2003
6482845 Method for inhibiting interleukin-2 production using tricyclo compounds Nov. 19, 2002
6440708 Fermentation of clavulanic acid at a controlled level of ammonia Aug. 27, 2002
6436681 Method for producing biotin Aug. 20, 2002
6423530 Process for preparing FR900482 and compounds analogous thereto Jul. 23, 2002
6416762 Anti-picornaviral ligands via a combinatorial computational and synthetic approach Jul. 9, 2002
6376222 Riboflavin production Apr. 23, 2002
6376221 Production of thebaine and oripavine Apr. 23, 2002

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