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    • 8. 发明授权
    • Method for preparing cis-bicyclo[3.3.0]octylidene derivative
    • 顺式 - 双环[3.3.0]亚辛基衍生物的制备方法
    • US4632997A
    • 1986-12-30
    • US700003
    • 1985-02-08
    • Masakatsu ShibasakiMikiko SodeokaYuji Ogawa
    • Masakatsu ShibasakiMikiko SodeokaYuji Ogawa
    • C07C405/00C07F7/18C07C51/36C07C67/303C07D309/10
    • C07F7/1856C07C405/0016C07C405/0025C07C405/0083Y02P20/55
    • A method for preparing a cis-bicyclo[3.3.0]octylidene derivative represented 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 protective group for hydroxyl group; and Y is ##STR2## where R.sup.3 is a hydrogen atom or a protective group for hydroxyl group; R.sup.4 is a hydrogen atom or a straight, branched or cyclic alkyl group, alkenyl group or alkynyl group; and X is a group represented by CH.dbd.CH or C.tbd.C,comprises carrying out the catalytic hydrogenation reaction of a (1-alkenyl)-cis-bicyclo[3.3.0]octene derivative represented by the formula: ##STR3## wherein R.sup.1, R.sup.2 and Y have the same meanings as defined above, in the presence of a metal carbonyl compound or its complex represented by the formula:Mw(CO)x(H)y(R)zwherein M is a metal element of the group VIB; R is a .pi. ligand or a phosphine ligand; w is 1 or 2; x is an integer of 3 to 6; y is 0 or 1; and z is 0 or an integer of 1 to 3.
    • 一种制备由下式表示的顺式 - 双环[3.3.0]亚辛基衍生物的方法:其中R1是氢原子或烷基; R2是氢原子或羟基的保护基; Y为,其中R3为氢原子或羟基保护基; R4是氢原子或直链,支链或环状烷基,烯基或炔基; X为由CH = CH或C 3 B C表示的基团,包括进行由下式表示的(1-烯基) - 双 - 二环[3.3.0]辛烯衍生物的催化氢化反应:其中R1 在其中M是该基团的金属元素的情况下,在由式(M)(CO)x(H)y(R)z表示的金属羰基化合物或其络合物的存在下,R2和Y具有与上述相同的含义: VIB; R是π配体或膦配体; w为1或2; x为3〜6的整数, y为0或1; z为0或1〜3的整数。
    • 9. 发明授权
    • Prostaglandin analogues
    • 前列腺素类似物
    • US4443478A
    • 1984-04-17
    • US392676
    • 1982-06-28
    • Takashi MuryobayashiHajimu MiyakeTakashi Yamato
    • Takashi MuryobayashiHajimu MiyakeTakashi Yamato
    • C07C405/00C07C177/00A61K31/215
    • C07C405/0025C07C405/00Y10S514/824Y10S514/826Y10S514/866Y10S514/926Y10S514/927
    • Prostaglandin E.sub.1 analogues of general formula: ##STR1## [wherein R.sup.1 represents a bond or a straight- or branched-chain alkylene group containing from 1 to 5 carbon atom(s), and R.sup.2 represents a hydrogen atom, a straight- or branched-chain alkyl group containing from 1 to 8 carbon atom(s), a cycloalkyl group containing from 4 to 7 carbon atoms in the ring and unsubstituted or substituted by at least one stright- or branched-chain alkyl group containing from 1 to 8 carbon atom(s) or a phenyl or phenoxy group unsubstituted or substituted by at least one halogen atoms, trifluoromethyl group or straight- or branched-chain alkyl group containing from 1 to 4 carbon atom(s), with the proviso that, when R.sup.1 represents a bond, R.sup.2 does not represent a phenoxy group,] possess inhibitory activity or gastric ulceration and cytoprotective activity.
    • 前列腺素E1类似物,通式为:其中R1表示含有1〜5个碳原子的键或直链或支链亚烷基,R2表示氢原子,直链或支链的亚烷基, 含有1至8个碳原子的链烷基,在环中含有4至7个碳原子的环烷基,未被取代或被至少一个含有1至8个碳原子的支链或支链烷基取代 或未被取代或被至少一个卤素原子,三氟甲基或含有1至4个碳原子的直链或支链烷基取代的苯基或苯氧基,条件是当R 1表示 键,R2不代表苯氧基,]具有抑制活性或胃溃疡和细胞保护活性。