| Patents for C12P 17 - Preparation of heterocyclic carbon compounds with only o, n, s, se, or te as ring hetero atoms (13,366) |
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| 05/16/1989 | US4830967 Process for producing antibiotic A80438 |
| 05/10/1989 | CN1032815A Antibiotic m1198 material, process for preparing same and insecticide for arthropod and nemathelminthe |
| 05/09/1989 | US4828992 Fermentation of fusarium |
| 05/03/1989 | EP0314330A2 Microbiological process for making UK-61.689 and microorganisms useful therefor |
| 04/26/1989 | EP0313297A2 Process for production of avermectin aglycones and cultures therefor |
| 04/26/1989 | EP0312912A2 Process for producing orotic acid by fermentation |
| 04/26/1989 | EP0312813A2 Preparation of clavulanic acid and its salts and esters |
| 04/25/1989 | US4824863 Polyether antibiotic, feeds |
| 04/25/1989 | CA1253100A1 Microbiological reduction of prostacyclin intermediates with a 15-keto group |
| 04/25/1989 | CA1253099A1 Difficol, intermediate in antibiotic preparation |
| 04/25/1989 | CA1253098A1 Method of making chiral epoxy alcohols |
| 04/25/1989 | CA1253097A1 Antibiotic x-14934a |
| 04/19/1989 | CN1032436A Process for biological production of amides |
| 04/13/1989 | DE3724721A1 Method for the enzymatic racemate resolution of 1-acyloxy-2-cyclopenten-4-one 2,2-dimethylpropanediol ketal |
| 04/11/1989 | US4820865 MB-530B derivatives containing them |
| 04/11/1989 | CA1252404A1 Polyether antibiotics x-14889 a, c and d |
| 03/29/1989 | CN1032031A Nf-1616-904 oxide of pyrazine and medicine composition contained this compound |
| 03/28/1989 | US4816448 Thermal isomer of difficidin and thermal isomer of oxydifficidin antibacterials |
| 03/22/1989 | EP0307926A2 Process for biological production of amides |
| 03/21/1989 | US4814468 Optically active carbacyclin intermediates and processes for the preparation thereof |
| 03/21/1989 | US4814449 Cervinomycin xanthone antibiotic; antitumor; bactericide; fungicide |
| 03/15/1989 | EP0307023A1 Process for preparation of organic chemicals |
| 03/14/1989 | US4812406 Process for preparing optically active hydantoins |
| 03/09/1989 | DE3728506A1 Process for obtaining alkaloids |
| 03/01/1989 | EP0305173A2 Lysocellin solids purification process |
| 03/01/1989 | EP0305086A2 Antibiotic A80577 and process for its production |
| 03/01/1989 | EP0304706A2 Process for producing optically active compounds having pyridine skeletons |
| 03/01/1989 | CN1031397A Process for the preparation of esters of 4-(2.3-epoxypropoxy) phenylacetic acid and 4-(2-hydroxy-3-isopropylamino-propoxy) phenylacetic acid and/or atenolol in stereospecific form |
| 02/23/1989 | WO1989001525A1 Process for preparation of organic chemicals |
| 02/22/1989 | EP0304400A2 Phenanthridine derivatives, process for their preparation and medium for performing the process |
| 02/22/1989 | EP0185691B1 Process for the production of chanoclavin |
| 02/22/1989 | CN1031253A Antibiotic a80577 and process for its prodn. |
| 02/15/1989 | EP0303250A2 Novel pyrazinoxide compound of NF-1616-904 and a pharmaceutical composition containing the same and a process for its preparation |
| 02/15/1989 | CN1031111A Clone of bioa, biod, bioc, bioh genes of bacillus sphaeria, vector and transformational cell, and process for preparing biotin |
| 02/07/1989 | US4803275 2-oxo-5-methyl-6-[4-heptene]-2H-pyrano[3,2-c]pyridine |
| 02/07/1989 | US4803217 Congestive heart failure |
| 02/01/1989 | EP0301742A2 Paraherquamide and dihydroparaherquamide as antiparasitic agents |
| 02/01/1989 | CN1030790A Antibiotic ksb-1939 compounds and production process thereof as well as pesticidal agents containing same |
| 01/25/1989 | EP0300674A2 Directed biosynthesis of milbemycin analog |
| 01/25/1989 | EP0300294A2 Novel compound DC-107 and process for its preparation |
| 01/25/1989 | EP0300287A2 Process for the reduction of ketones |
| 01/24/1989 | US4800162 Enzyme-activated membrane |
| 01/24/1989 | CA1249234A1 Xenocoumacins |
| 01/19/1989 | DE3822595A1 Verfahren zur herstellung von 6-((1r)-hydroxyethyl)-penemsaeuren -penemsaeuren ((1r) hydroxyethyl) - Process for the preparation of 6 |
| 01/18/1989 | EP0299559A1 Process for the preparation of 2-aryloxypropionic acids |
| 01/18/1989 | EP0299558A1 Process for the preparation of ibuprofen |
| 01/17/1989 | US4798799 Process for producing diol and furan and microorganism capable of same |
| 01/17/1989 | US4798792 Streptomyces |
| 01/17/1989 | CA1248897A1 Tetracyclo compounds, a process for their production and a pharmaceutical composition containing the same |
| 01/11/1989 | EP0298796A1 Synthesis of N-substituted fatty acid amides by enzymatic catalysis |
| 01/11/1989 | EP0298423A2 Antibiotic KSB-1939 compounds and production process thereof as well as pesticidal agents containing same |
| 01/10/1989 | US4797417 Furanone derivatives, process for preparation thereof and use thereof |
| 01/04/1989 | EP0297946A2 Cytochalasin purification methods and compositions |
| 01/04/1989 | EP0183739B1 PROCESS FOR THE PRODUCTION OF $g(a)-ERGOCRYPTIN |
| 01/03/1989 | US4795809 Novel clavam derivatives and methods of making same |
| 12/29/1988 | WO1988010309A1 An acidic polycylic ether useful as an anticoccidial agent and as a growth promotant |
| 12/29/1988 | WO1988010259A1 Cytochalasin purification methods and compositions |
| 12/29/1988 | WO1988008707A3 Rubradirin derivatives for treatment of hiv infection |
| 12/28/1988 | CA1247547A Leucine derivatives |
| 12/28/1988 | CA1247543A Process for the production of 6-hydroxynicotinic acid |
| 12/20/1988 | US4792522 Rigolettone antitumor complex |
| 12/07/1988 | EP0293892A2 Anti-FR-900506 substance antibodies and highly-sensitive enzyme immunoassay method |
| 12/07/1988 | EP0293787A1 Antibiotic 6270B, processes for its production, and its use as an anticoccidiosis agent and a feed additive |
| 12/07/1988 | CN88102530A Herbicide its prepn. and use |
| 12/06/1988 | US4789684 Anthelmintic fermentation products of microorganisms |
| 12/01/1988 | WO1988009380A1 Antibody combining sites that exhibit stereoselective synthase activity, and methods using the same |
| 11/30/1988 | EP0293133A2 Microorganisms and processes for the manufacture of antifungal tri-yne carbonates |
| 11/29/1988 | US4788211 Antifungal compound and AFC complex produced from actinomadura SCC 1838 |
| 11/22/1988 | US4786742 Bactericide |
| 11/17/1988 | WO1988008707A2 Rubradirin derivatives for treatment of hiv infection |
| 11/15/1988 | US4784953 Process and microorganism for degrading steroids |
| 11/09/1988 | EP0290385A1 Process for preparing 4-acyloxy-3-hydroxyethyl-azetidinones |
| 11/09/1988 | EP0290193A1 New herbicide, its preparation and use |
| 11/09/1988 | CN87104045A Trichothecent conjugates |
| 11/03/1988 | WO1988008452A1 Antibiotic reuterin |
| 11/01/1988 | US4782019 Ester interchange, phospholipase |
| 10/27/1988 | DE3809800A1 Rauchmaterial und verfahren zu seiner herstellung Smoking material and process for its preparation |
| 10/26/1988 | EP0288092A1 DNA transformation vectors |
| 10/26/1988 | CN88100649A Process for production of b avermectins and cultures therefor |
| 10/19/1988 | EP0287008A1 Novel substances KS-504a, KS-504b, KS-504d and KS-504e and process for their preparation |
| 10/06/1988 | WO1988007582A1 Method for resolution of stereoisomers in multiphase and extractive membrane reactors |
| 10/04/1988 | US4775670 Bactericides, antibiotics |
| 09/29/1988 | DE3707955C1 Chemical compounds of the molecular formulae C29H44O8 and C28H44O8, process for their preparation and compositions containing them |
| 09/28/1988 | EP0284205A2 Carbomycin biosynthetic gene, designated carG, for use in streptomyces and other organisms |
| 09/28/1988 | EP0284176A2 Process for production of avermectins and cultures therefor |
| 09/28/1988 | EP0283950A2 Peach aroma, preparation and its use |
| 09/27/1988 | US4774184 Culture and process for producing antibiotic LL-D42067alpha |
| 09/21/1988 | EP0283051A1 Method for preparing alkaloids |
| 09/20/1988 | US4772595 Synthetic virginiamycin M1 analogs |
| 09/14/1988 | EP0282455A2 Method for the preparation of a macrocyclic compound |
| 09/13/1988 | US4771070 CL-1957A antibiotic compound |
| 09/07/1988 | EP0281245A2 Cytochrome P-450 enzymes |
| 09/07/1988 | EP0280929A1 Mono- and diepoxide derivatives of 23-deoxy-LL-F28249 compounds |
| 09/07/1988 | EP0280928A1 23-Deoxy-27-halo(chloro or bromo) derivatives of LL-F28249 compounds |
| 09/07/1988 | EP0280927A1 Mono- and diepoxide derivatives of delta 22-LL-F28249 compounds |
| 08/31/1988 | EP0280232A2 Monoacetylation of diols using a biocatalyst from corynebacterium oxydans |
| 08/31/1988 | CN88100373A Process for production of avermectins and cultures therefor |
| 08/24/1988 | EP0279273A2 DNA sequences, plasmids, microorganisms and process for producing quinolin acid |
| 08/23/1988 | CA1240942A1 Process for the preparation of epoxides by means of microorganisms |
| 08/17/1988 | EP0278447A2 Fermentation process for producing 2-keto-L-gulonic acid |