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    • 111. 发明授权
    • Process for producing laurolactam
    • 生产月桂内酰胺的方法
    • US08309714B2
    • 2012-11-13
    • US12744675
    • 2008-11-19
    • Junichi KugimotoJoji KawaiHideo ShimomuraRyouta YasumatsuNobuhiro Ii
    • Junichi KugimotoJoji KawaiHideo ShimomuraRyouta YasumatsuNobuhiro Ii
    • C07D201/04C07D225/02
    • C07D201/04C07D225/02Y02P20/582
    • Provided is a process for efficiently producing laurolactam by simple steps from cyclododecanone and hydroxylamine. This production process comprises the steps of: (a) reacting cyclododecanone with hydroxylamine in an aqueous solution in the presence of an oxime-formation solvent to produce cyclododecanone oxime; (b) separating the reaction mixture obtained after the oxime-forming step into an oil and an aqueous phases and collecting a solution of cyclododecanone oxime of the oil phase; (c) removing a part or all of the oxime-formation solvent and dissolved water from the solution of cyclododecanone oxime which is collected as an oil phase in the oil/aqueous phase separation step, whereby preparing a solution containing a rearrangement solvent to be used in a rearrangement reaction in a later step and the cyclododecanone oxime; (d) producing laurolactam from cyclododecanone oxime by rearrangement reaction using an aromatic-ring containing compound as a rearrangement catalyst; and (e) separating and removing the rearrangement solvent and the rearrangement catalyst from the reaction mixture after the rearrangement step, and purifying the laurolactam.
    • 提供一种通过简单的步骤从环十二酮和羟胺有效地生产十二内酰胺的方法。 该制备方法包括以下步骤:(a)在肟形成溶剂存在下,使环十二酮与羟胺在水溶液中反应,生成环十二烷酮肟; (b)将在肟形成步骤后获得的反应混合物分离成油相和水相,并收集油相的环十二烷酮肟溶液; (c)从油/水相分离步骤中以油相收集的环十二烷酮肟溶液中除去部分或全部肟形成溶剂和溶解的水,由此制备含有使用的重排溶剂的溶液 在后续步骤中的重排反应和环十二酮肟; (d)使用含芳环的化合物作为重排催化剂,通过重排反应从环十二酮肟生产月桂内酰胺; 和(e)在重排步骤之后从反应混合物中分离和除去重排溶剂和重排催化剂,并纯化月桂内酰胺。
    • 114. 发明申请
    • NRPS-PKS Gene Cluster and its Manipulation and Utility
    • NRPS-PKS基因簇及其操作和实用性
    • US20110117606A1
    • 2011-05-19
    • US12922718
    • 2009-03-20
    • Hanne JørgensenTrond Erling EllingsenKristin Fløgstad DegnesPer BruheimHåvard SlettaEspen FjaervikGeir KlinkenbergSergey Zotchev
    • Hanne JørgensenTrond Erling EllingsenKristin Fløgstad DegnesPer BruheimHåvard SlettaEspen FjaervikGeir KlinkenbergSergey Zotchev
    • C12P19/34C07H21/04C12N9/00C12P7/26C12P17/10C12N1/00C12N1/21C12N1/20
    • C12N15/52C07D225/02C07K14/36C12P17/10C12P19/62C12R1/465
    • The present invention provides a nucleic acid molecule comprising: (a) a nucleotide sequence as shown in SEQ ID No. 1; or (b) a nucleotide sequence which is the complement of SEQ ID No. 1; or (c) a nucleotide sequence which is degenerate with SEQ ID No. 1; or (d) a nucleotide sequence having at least 85% sequence identity (preferably at least 87%, 90%, 91%, 92%, 93%, 94%, 95%, 96%, 97%, 98% or 99% sequence identity) with SEQ ID No. 1; or (e) a part of any one of (a) to (d), wherein said nucleic acid molecule encodes or is a complementary to a nucleic acid molecule encoding one or more polypeptides, or comprises or is complementary to a nucleic acid molecule comprising one or more genetic elements, having functional activity in the synthesis of a polyketide-based or macrolactam molecule. Particularly the invention contemplates the modification of the nucleic acid of the invention, encoding the biosynthetic machinery for the synthesis of the polyketide macrolactam BE-14106, including expressing in a microorganism the modified nucleic acid molecule. In certain aspects the modification includes introducing, mutating, deleting, replacing or inactivating a sequence encoding one or more activities or proteins encoded by said nucleic acid molecule. Other aspects of the invention include a microorganism containing the modified and unmodified nucleic acid and recovering the polyketide-based or macrolactam molecule from said mircoorganism.
    • 本发明提供了一种核酸分子,其包含:(a)SEQ ID No.1所示的核苷酸序列; 或(b)作为SEQ ID No.1的互补序列的核苷酸序列; 或(c)与SEQ ID No.1退行的核苷酸序列; 或(d)具有至少85%序列同一性(优选至少87%,90%,91%,92%,93%,94%,95%,96%,97%,98%或99% 序列同一性); 或(e)(a)至(d)中任一项的一部分,其中所述核酸分子编码或与编码一种或多种多肽的核酸分子互补,或包含或互补于包含 一种或多种在合成聚酮化合物或大内酰胺分子中具有功能活性的遗传元件。 特别地,本发明考虑了本发明的核酸的修饰,其编码用于合成聚酮化物大内酰胺BE-14106的生物合成机理,包括在微生物中表达经修饰的核酸分子。 在某些方面,修饰包括引入,突变,缺失,替换或失活编码由所述核酸分子编码的一种或多种活性或蛋白质的序列。 本发明的其它方面包括含有经修饰和未修饰的核酸的微生物,并从所述微生物中回收聚酮化合物或大环内酰胺分子。
    • 115. 发明申请
    • PROCESS FOR PRODUCING LAUROLACTAM
    • 生产乳酸菌的方法
    • US20100324283A1
    • 2010-12-23
    • US12526494
    • 2008-02-08
    • Kazuaki IshiharaJunichi KugimotoJoji Kawai
    • Kazuaki IshiharaJunichi KugimotoJoji Kawai
    • C07D225/02
    • C07D201/04C07D225/02Y02P20/582
    • Disclosed is a method for producing laurolactam from cyclododecanone and hydroxylamine in a simple process and with high efficiency. The method comprises the following steps (a) to (e): (a) reacting cyclododecanone with hydroxylamine in an aqueous solution in the presence of an excess amount of cyclododecanone or a solvent to produce cyclododecanone oxime; (b) separating the reaction mixture obtained after the oxime-forming step into an oil and an aqueous phases and collecting a solution of cyclododecanone oxime of the oil phase as; (c) removing dissolved water from the solution of cyclododecanone oxime which is collected as an oily phase in the oil/aqueous phase separation step; (d) producing laurolactam from cyclododecanone oxime by rearrangement reaction using an aromatic-ring containing compound as a rearrangement catalyst; and (e) separating the produced laurolactam from the reaction mixture after the rearrangement step and purifying the laurolactam.
    • 公开了一种以简单的工艺和高效率从环十二酮和羟胺制备月桂内酰胺的方法。 该方法包括以下步骤(a)至(e):(a)在过量的环十二烷酮或溶剂存在下,使环十二酮与羟胺在水溶液中反应,生成环十二酮肟; (b)将在肟形成步骤后获得的反应混合物分离成油和水相,并收集油相的环十二酮肟溶液; (c)从在油/水相分离步骤中以油相收集的环十二酮肟溶液中除去溶解的水; (d)使用含芳环的化合物作为重排催化剂,通过重排反应从环十二酮肟生产月桂内酰胺; 和(e)在重排步骤之后将所生产的月桂内酰胺与反应混合物分离并纯化十二内酰胺。
    • 117. 发明申请
    • Process for Production of Amides or Lactams
    • 酰胺或内酰胺的生产工艺
    • US20090093628A1
    • 2009-04-09
    • US12224660
    • 2007-02-27
    • Yasutaka IshiiTatsuya NakanoTakahiro Iwahama
    • Yasutaka IshiiTatsuya NakanoTakahiro Iwahama
    • C07D403/04
    • C07D201/04C07C231/10C07D223/10C07D225/02
    • An amide or lactam is produced by conducting a rearrangement of a corresponding oxime compound in the presence of a cyclic compound containing a structure represented by following Formula (1) as a ring constituent and a fluorinated alcohol: wherein Z represents a halogen atom or an —OR group, where R represents an organic group.Z is preferably chlorine atom. Exemplary fluorinated alcohols include fluorine-containing branched-chain aliphatic alcohols represented by following Formula (3): wherein Rf1 and Rf2 may be the same as or different from each other and each represent a perfluoroalkyl group having one to eight carbon atoms; and “n” denotes an integer of 0 to 8.According to this process, amides or lactams can be simply produced in high yields without causing large amounts of by-products.
    • 酰胺或内酰胺通过在含有下式(1)表示的结构的环状化合物作为环成分和氟化醇的存在下进行相应的肟化合物的重排而制备:其中Z表示卤素原子或 - OR基,其中R表示有机基团。 Z优选为氯原子。 示例性的氟化醇包括由下式(3)表示的含氟支链脂族醇:其中Rf1和Rf2可以相同或不同,并且各自表示具有1-8个碳原子的全氟烷基; “n”表示0〜8的整数。根据该方法,可以高产率地简单地制造酰胺或内酰胺而不会产生大量的副产物。