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    • 7. 发明授权
    • Substituted cyclopentene derivatives and method for preparing the same
    • 取代的环戊烯衍生物及其制备方法
    • US6025518A
    • 2000-02-15
    • US149484
    • 1998-09-08
    • Fumie Sato
    • Fumie Sato
    • C07C69/738C07C405/00C07F7/18C07C177/00
    • C07C69/738C07C405/00C07F7/1852C07F7/1856C07C2101/10Y02P20/55
    • A substituted cyclopentene derivative of formula (V): whereinX.sup.1 is (.alpha.-OZ.sup.a, .beta.-H) or (.alpha.-H, .beta.-OZ.sup.a), X.sup.3 is (.alpha.-OZ.sup.d, .beta.-H), (.alpha.-H, .beta.-OZ.sup.d), or oxygen atom, each of Z.sup.a and Z.sup.d, which may be the same or different, is a hydrogen atom or a protective radical for a hydroxyl radical;U is a radical selected from the group consisting of CR.sup.1 HCH.sub.2, CR.sup.1 .dbd.CH and C.tbd.C,whereinR.sup.1 is a hydrogen atom, halogen atom, substituted silyl radical represented by SiR.sup.9 R.sup.10 R.sup.11 or substituted stannyl radical represented by SnR.sup.14 R.sup.15 R .sup.16,m is an integer of 0 to 6;X.sup.2 is CH.dbd.CH or C.tbd.C,p is an integer of 0 or 1, each of n and q is an integer of 0 to 5; andZ.sup.1 is a hydrogen atom, COOR.sup.y, CN, OH, OCOR.sup.2, CONR.sup.b R.sup.c or NR.sup.d R.sup.e.
    • 式(V)的取代的环戊烯衍生物:其中X1是(α-OZa,β-H)或(α-H,β-OZa),X3是(α-Zd,β-H),(α-H, β-OZd)或氧原子,Za和Zd各自可以相同或不同,是氢原子或羟基的保护基; U是选自CR1HCH2,CR1 = CH和C 3BONDC的基团,其中R1是氢原子,卤素原子,由SiR9R10R11表示的取代甲硅烷基或由SnR14R15R16表示的取代的甲锡烷基,m是 0〜6; X 2是CH = CH或C 3 F C,p是0或1的整数,n和q各自为0至5的整数; Z1是氢原子,COORY,CN,OH,OCOR2,CONRbRc或NRdRe。