申请人:Nissan Chemical Industries, Ltd.
公开号:US20010012907A1
公开(公告)日:2001-08-09
A halogenated substituted cyclopentene derivative of formula (I):
1
wherein R is a hydrogen atom, alkyl radical having 1-6 carbon atoms, alkenyl radical having 2-6 carbon atoms, alkynyl radical having 2-6 carbon atoms, cycloalkyl radical having 3-8 carbon atoms, aralkyl radical having 7-19 carbon atoms, aryl radical having 6-12 carbon atoms, alkoxy radical having 1-6 carbon atoms, alkenyloxy radical having 2-6 carbon atoms, alkylthio radical having 1-6 carbon atoms or alkenylthio radical having 2-6 carbon atoms; X
1
is (&agr;-OZ
a
, &bgr;-H) or (&agr;-H, &bgr;-OZ
a
), X
3
is (&agr;-OZ
d
, &bgr;-H), (&agr;-H, &bgr;-OZ
d
) or oxygen atom, each of Z
a
and Z
d
, which may be the same or different, is a hydrogen atom or a protective radical for a hydroxyl radical; and W is a halogen atom.
式(I)的卤代取代环戊烯衍生物:
1
其中 R 是氢原子、具有 1-6 个碳原子的烷基、具有 2-6 个碳原子的烯基、具有 2-6 个碳原子的炔基、具有 3-8 个碳原子的环烷基、具有 7-19 个碳原子的芳烷基、具有 6-12 个碳原子的芳基、具有 1-6 个碳原子的烷氧基、具有 2-6 个碳原子的烯氧基、具有 1-6 个碳原子的烷硫基或具有 2-6 个碳原子的烯硫基; X
1
是(&agr;-OZ
a
,&bgr;-H)或(&agr;-H,&bgr;-OZ
a
), X
3
是(&agr;-OZ
d
,&bgr;-H),(&agr;-H,&bgr;-OZ
d
)或氧原子,Z
a
和 Z
d
是氢原子或羟基的保护基;W 是卤素原子。