Microbial process for production of eicosapentaenoic acid
    2.
    发明授权
    Microbial process for production of eicosapentaenoic acid 失效
    用于生产二十碳五烯酸的微生物过程

    公开(公告)号:US5246841A

    公开(公告)日:1993-09-21

    申请号:US781659

    申请日:1991-10-25

    IPC分类号: C12P7/64

    摘要: A process for the production of eicosapentaenoic acid comprising the steps of a) culturing a microorganism capable of producing lipid containing eicosapentaenoic acid belonging to a genus selected from the group of Pseudomonas, Alteromonas and Shewanella, to produce lipid containing eicosapentaenoic acid, and b) recovering the eicosapentaenoic acid from the cultured product; a process for production of a lipid containing eicosapentaenoic acid comprising the steps of a) culturing a microorganism capable of producing lipid containing eicosapentaenoic acid belonging to a genus selected from the group of Pseudomonas, Alteromonas and Shewanella, to produce lipid containing eicosapentaenoic acid, and b) recovering the lipid containing eicosapentaenoic acid; and microorganisms capable of producing eicosapentaenoic acid belonging to a genus selected from the group consisting of Pseudomonas, Alteromonas, and Shewanella.

    摘要翻译: 一种生产二十碳五烯酸的方法,包括以下步骤:a)培养能够产生属于选自假单胞菌属,异黄酮和希瓦氏菌属的属于二十碳五烯酸的脂质的微生物,以产生含有二十碳五烯酸的脂质,和b)回收 来自培养产物的二十碳五烯酸; 一种生产含有二十碳五烯酸的脂质的方法,包括以下步骤:a)培养能够产生属于选自假单胞菌属,异黄酮和希瓦氏菌属的属于二十碳五烯酸的脂质的微生物,以产生含有二十碳五烯酸的脂质,b )回收含有二十碳五烯酸的脂质; 以及能够产生属于选自假单胞菌属,变形单子菌属和希瓦氏菌属的属的二十碳五烯酸的微生物。

    2-Nitroethylcyclopentane compounds and process for preparing the same
    3.
    发明授权
    2-Nitroethylcyclopentane compounds and process for preparing the same 失效
    2-硝基乙基环戊烷化合物及其制备方法

    公开(公告)号:US4163758A

    公开(公告)日:1979-08-07

    申请号:US939937

    申请日:1978-09-06

    摘要: 2-Nitroethylcyclopentane compounds represented by the formula (I) ##STR1## wherein X represents a ##STR2## R and R.sup.1 each represents a hydrogen atom or a protective group for a hydroxy group, R.sup.2 represents an unsubstituted or substituted alkyl group having 1 to 8 carbon atoms and R.sup.5 represents a hydrogen atom or an alkyl group havng 1 to 4 carbon atoms, which are useful as intermediates for the synthesis of prostaglandin compounds, and a process for preparing the 2-nitroethylcyclopentane compounds of the formula (I).

    摘要翻译: 由式(I)表示的2-硝基乙基环戊烷化合物其中X表示R 1和R 1各自表示氢原子或羟基的保护基,R 2表示未取代或取代的烷基,其具有 1〜8个碳原子,R 5表示氢原子或1〜4个碳原子的烷基,可用作合成前列腺素化合物的中间体,以及制备式(I)的2-硝基乙基环戊烷化合物的方法, 。

    .beta.-Phenoxy or substituted phenoxy ethanol compounds
    4.
    发明授权
    .beta.-Phenoxy or substituted phenoxy ethanol compounds 失效
    {62-苯氧基或取代的苯氧基乙醇化合物

    公开(公告)号:US4016186A

    公开(公告)日:1977-04-05

    申请号:US527417

    申请日:1974-11-26

    IPC分类号: C07C69/003 C07C69/76

    CPC分类号: C07C69/003

    摘要: Novel .beta.-phenoxy- or substituted phenoxy-ethanol compounds or esters thereof expressed by the formula ##STR1## wherein R.sup.1 is a hydrogen atom or an alkyl group, R.sup.2 is a hydrogen atom or a substituent, Y is --OH group or group ##STR2## R.sup.3 is an alkyl group, and n is an integer of 1 to 3. These compounds have juvenile hormone activities, and are useful for hormonal pest control and increased production of silkworm cocoons.

    摘要翻译: 新的β-苯氧基 - 或取代的苯氧基 - 乙醇化合物或其由下式表示的酯其中R 1是氢原子或烷基,R 2是氢原子或取代基,Y是-OH基团或基团 R3为烷基,n为1〜3的整数。

    Process for preparing bicyclic .gamma.-lactone
    5.
    发明授权
    Process for preparing bicyclic .gamma.-lactone 失效
    制备双环{65-内酯的方法

    公开(公告)号:US3970673A

    公开(公告)日:1976-07-20

    申请号:US582002

    申请日:1975-05-29

    CPC分类号: C07D307/935 C07D307/83

    摘要: A process for preparing a bicyclic .gamma.-lactone represented by the formula (I) ##SPC1##wherein R represents a hydrogen atom or a straight or branched chain alkyl group having 1 to 4 carbon atoms and n is an integer of 1 to 6, which comprises condensing a cycloalkene diol compound represented by the formula (II) ##SPC2##wherein n is as defined above, with an orthocarboxylic acid ester represented by the formula (III)r--ch.sub.2 --c(or.sup.1).sub.3 (iii)wherein R is as defined above and R.sup.1 represents a straight or branched chain alkyl group having 1 to 4 carbon atoms, in the presence of an acidic catalyst.

    摘要翻译: 一种制备由式(I)表示的双环γ-内酯的方法,其中R表示氢原子或具有1至4个碳原子的直链或支链烷基,n为1至6的整数,其包括将 与由式(III)表示的原碳酸酯的式(II)表示的式(II)表示的环烯烃二醇化合物与式(III)表示的R-CH 2 -C(OR 1)3(III)其中R如上所定义,R 1表示 在酸性催化剂存在下,具有1至4个碳原子的直链或支链烷基。

    Process for preparing 2-thio-2-substituted-alkanoic acid derivatives
    7.
    发明授权
    Process for preparing 2-thio-2-substituted-alkanoic acid derivatives 失效
    2-硫代-2-取代 - 链烷酸衍生物的制备方法

    公开(公告)号:US4245108A

    公开(公告)日:1981-01-13

    申请号:US934553

    申请日:1978-08-17

    IPC分类号: C07D333/24 C07C149/40

    CPC分类号: C07D333/24 C07C323/00

    摘要: A process for preparing a 2-thio-2-substituted-alkanoic acid derivative represented by the formula (I) ##STR1## wherein A, R, R.sup.3 and R.sup.4 are as defined hereinafter, which comprises condensing an aldehyde compound of the formula (V)A--CHO (V)wherein A is as defined hereinafter, with a haloform of the formula CHX.sub.3 wherein X is as defined hereinafter and a mercaptan compound of the formula (IV)R.sup.3 SH (IV)wherein R.sup.3 is as defined hereinafter, in the presence of a base to produce a 2-(arylthio or alkylthio)-2-substituted-acetic acid of the formula (III) ##STR2## wherein A and R.sup.3 are as defined hereinafter, and reacting the resulting 2-(arylthio or alkylthio)-2-substituted-acetic acid of the formula (III) with an alkylating agent represented by the formula (II)RZ (II)wherein R and Z are as defined hereinafter, in the presence of at least 2 mols of a base per mol of the 2-(arylthio or alkylthio)-2-substituted-acetic acid, to form the compound of the formula (I) wherein R.sup.4 represents a hydrogen atom and, optionally, converting the resulting compound to the compound of the formula (I) wherein R.sup.4 represents an alkyl group by esterification.

    摘要翻译: 一种制备由式(I)表示的2-硫代-2-取代的链烷酸衍生物的方法,其中A,R,R 3和R 4如下文所定义,其中包括将 式(Ⅴ)A-CHO(Ⅴ)其中A如下文定义,与式CHX 3的卤代甲基,其中X如下文所定义,和式(Ⅳ)的硫醇化合物,其中R 3如下文所定义 在碱的存在下,制备式(Ⅲ)的2-(芳硫基或烷硫基)-2-取代的乙酸,其中A和R3如下文所定义,并使所得的2 式(III)的(芳硫基或烷硫基)-2-取代的乙酸与式(II)表示的烷基化剂RZ(II)其中R和Z如下文所定义,在至少2 每摩尔2-(芳硫基或烷硫基)-2-取代 - 乙酸的碱的摩尔数,形成式(I)的化合物,其中R 4表示 氢原子,并且任选地将所得化合物转化为其中R 4表示烷基的式(I)化合物。

    Prostaglandin precursors
    8.
    发明授权
    Prostaglandin precursors 失效
    前列腺素前体

    公开(公告)号:US4212984A

    公开(公告)日:1980-07-15

    申请号:US862329

    申请日:1977-12-20

    摘要: 4-Oxy-6-alkenyl-bicyclo[3.1.0]hexan-2-one compounds represented by the formula (I) ##STR1## wherein R represents a hydrogen atom or a protective group for a hydroxy group, R.sup.1 represents an alkyl group having 1 to 4 carbon atoms or an aryl group, R.sup.2 represents a substituted or unsubstituted alkyl group having 1 to 8 carbon atoms and R.sup.3 represents a hydrogen atom or an alkyl group having 1 to 4 carbon atoms;4-oxycyclopentanone compounds represented by the formula (II) ##STR2## wherein R, R.sup.2 and R.sup.3 are as defined above, R.sup.4 represents a hydroxymethyl group, a methylene group (.dbd.CH.sub.2) or a --COOR.sup.1 group wherein R.sup.1 is as defined above, and R.sup.5 represents an alkyl group having 1 to 4 carbon atoms or an aryl group, useful as prostaglandin precursors; and processes for preparing the same.

    摘要翻译: 由式(I)表示的4-氧基-6-烯基 - 双环[3.1.0]己-2-酮化合物其中R表示氢原子或羟基保护基,R 1表示 具有1〜4个碳原子的烷基或芳基,R 2表示取代或未取代的碳原子数1〜8的烷基,R 3表示氢原子或碳原子数1〜4的烷基。 由式(II)表示的4-羟基环戊酮化合物其中R,R 2和R 3如上所定义,R 4表示羟甲基,亚甲基(= CH 2)或-COOR 1基团,其中R 1为 R5代表具有1-4个碳原子的烷基或芳基,可用作前列腺素前体; 及其制备方法。

    Process for preparing 1,2-disubstituted-trans-olefins
    9.
    发明授权
    Process for preparing 1,2-disubstituted-trans-olefins 失效
    1,2-二取代 - 反式 - 烯烃的制备方法

    公开(公告)号:US3988380A

    公开(公告)日:1976-10-26

    申请号:US529083

    申请日:1974-12-03

    摘要: A new process for preparing 1,2-disubstituted-trans-olefins selectively by reacting specific 2-alkenyl phosphonic acid derivatives with metal hydrides, and a new process for producing the specific 2-alkenylphosphonic acid derivatives. The 1,2-disubstituted-trans-olefins are useful as precursors for synthesis of insect pheromones.

    摘要翻译: 通过使特定的2-烯基膦酸衍生物与金属氢化物反应选择性地制备1,2-二取代的 - 反式烯烃的新方法,以及用于制备特定的2-链烯基膦酸衍生物的新方法。 1,2-二取代的 - 反式 - 烯烃可用作合成昆虫信息素的前体。