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1. 发明授权

US4227914A Herbicidal phenoxyalkyloxazolines 失效
标题翻译：除草苯氧基烷基恶唑啉
公开(公告)号：US4227914A
公开(公告)日：1980-10-14
申请号：US4961
申请日：1979-01-19
申请人： Werner Fory , Beat Bohner , Dieter Durr , Georg Pissiotas , Otto Rohr , Henry Szczepanski
发明人： Werner Fory , Beat Bohner , Dieter Durr , Georg Pissiotas , Otto Rohr , Henry Szczepanski
IPC分类号： A01N43/76 , C07D263/08 , C07D263/10 , C07D263/14 , A01N9/22
CPC分类号： C07D263/10 , A01N43/76 , C07D263/14
摘要： Novel herbicidally active phenoxy-alkyloxazolines, of the formula ##STR1## are disclosed, wherein A is hydrogen, halogen, cyano, nitro and amido or thiamido radical,B is hydrogen, C.sub.1 -C.sub.4 alkyl,C is halogen, cyano, nitro or trifluoromethyl, amido or thiamido,D is halogen, cyano or nitro,n is 0, 1 or 2,R.sub.1, R.sub.2 and R.sub.3, independently are hydrogen or C.sub.1 -C.sub.4 alkyl andX is oxygen, sulfur, sulfinyl or sulfonyl.
摘要翻译：公开了具有式“IMAGE”的新型除草活性苯氧基 - 烷基恶唑啉，其中A是氢，卤素，氰基，硝基和酰氨基或噻二烷基，B是氢，C 1 -C 4烷基，C是卤素，氰基，硝基或三氟甲基，酰氨基或噻二氨基，D是卤素，氰基或硝基，n是0,1或2，R 1，R 2和R 3独立地是氢或C 1 -C 4烷基，X是氧，硫，亚磺酰基或磺酰基。

2. 发明授权

US4349377A Phenoxyphenylthioalkanecarboxylic acid amides and their use as herbicides and plant growth regulants 失效
标题翻译：苯氧基苯基硫代烷羧酸酰胺及其作为除草剂和植物生长调节剂的用途
公开(公告)号：US4349377A
公开(公告)日：1982-09-14
申请号：US184608
申请日：1980-09-05
申请人： Dieter Durr , Otto Rohr , Georg Pissiotas , Beat Bohner
发明人： Dieter Durr , Otto Rohr , Georg Pissiotas , Beat Bohner
IPC分类号： A01N39/00 , A01N41/06 , A01N41/10 , C07C67/00 , C07C313/00 , C07C319/20 , C07C323/20 , C07C325/00 , C07C327/06 , C07C327/20 , C07D295/185 , A01N31/08 , C07C103/22
CPC分类号： C07D295/185 , A01N39/00 , A01N41/06 , A01N41/10 , C07C323/00 , C07C327/00
摘要： This invention relates to new phenoxyphenylthioalkanecarboxylic acid derivatives with herbicidal and plant growth-regulating activity of the formula ##STR1## wherein A is hydrogen or C.sub.1 -C.sub.4 alkyl, B is a salt of a carboxylic-acid, an ester, a thioester, an amide or an imidoether thereof, X is hydrogen, halogen, cyano, C.sub.1 -C.sub.4 alkyl or C.sub.1 -C.sub.4 alkoxy, D is hydrogen, halogen, cyano or trifluoromethyl, E is halogen, cyano, nitro or trifluoromethyl and N is 0 or 1.
摘要翻译：本发明涉及具有下式的除草和植物生长调节活性的新的苯氧基苯基硫代烷羧酸衍生物，其中A是氢或C 1 -C 4烷基，B是羧酸，酯，硫酯，酰胺或其中的酰亚胺醚，X是氢，卤素，氰基，C 1 -C 4烷基或C 1 -C 4烷氧基，D是氢，卤素，氰基或三氟甲基，E是卤素，氰基，硝基或三氟甲基，N是0或1。

3. 发明授权

US4455437A Aminoalkyl esters of 2-nitro-5-(o-chloro-p-trifluoromethylphenoxy)-benzoic acid 失效
标题翻译： 2-硝基-5-（邻氯 - 对三氟甲基苯氧基） - 苯甲酸的氨基烷基酯
公开(公告)号：US4455437A
公开(公告)日：1984-06-19
申请号：US107983
申请日：1979-12-28
申请人： Dieter Durr , Otto Rohr , Beat Bohner
发明人： Dieter Durr , Otto Rohr , Beat Bohner
IPC分类号： C07D295/08 , A01N37/40 , A01N37/48 , A01N43/36 , A01N43/40 , C07C67/00 , C07C213/00 , C07C219/14 , C07C251/68 , C07D207/24 , C07D211/22 , C07D211/46 , C07D213/30 , C07D295/088 , C07C79/46
CPC分类号： C07D213/30 , A01N37/48 , A01N43/36 , A01N43/40 , C07D207/24 , C07D211/22 , C07D211/46 , C07D295/088
摘要： Herbicidally effective aminoalkyl esters of 2-nitro-5-(o-chloro-p-trifluoromethylphenoxy)-benzoic acid, and acid addition salts and quaternary ammonium salts thereof, are suitable for the selective control of weeds in crops of useful plants, for example soya bean and rice crops.The aminoalkyl esters correspond to the formula ##STR1## wherein A is a C.sub.2 -C.sub.4 -alkylene bridge or the direct bond, and ##STR2## is an open amino group, and ##STR3## is a cyclic amino group.
摘要翻译： 2-硝基-5-（邻 - 氯 - 对 - 三氟甲基苯氧基） - 苯甲酸的除草有效氨基烷基酯及其酸加成盐和季铵盐适于选择性地控制有用植物作物中的杂草，例如大豆和水稻作物。氨基烷基酯对应于其中A是C 2 -C 4亚烷基桥或直接键的式“IMAGE”，并且“IMAGE”是开放氨基，并且“IMAGE”是环状氨基。

4. 发明授权

US4495350A Heterocyclic esters of 2-nitro-5-(o-chloro-p-trifluoromethylphenoxy)-benzoic acid 失效
标题翻译： 2-硝基-5-（邻氯对三氟甲基苯氧基） - 苯甲酸的杂环酯
公开(公告)号：US4495350A
公开(公告)日：1985-01-22
申请号：US417744
申请日：1982-09-13
申请人： Dieter Durr , Otto Rohr , Beat Bohner
发明人： Dieter Durr , Otto Rohr , Beat Bohner
IPC分类号： C07D295/08 , A01N37/40 , A01N37/48 , A01N43/36 , A01N43/40 , C07C67/00 , C07C213/00 , C07C219/14 , C07C251/68 , C07D207/24 , C07D211/22 , C07D211/46 , C07D213/30 , C07D295/088 , C07D295/14 , C07D213/55
CPC分类号： C07D213/30 , A01N37/48 , A01N43/36 , A01N43/40 , C07D207/24 , C07D211/22 , C07D211/46 , C07D295/088
摘要： Herbicidally effective aminoalkyl esters of 2-nitro-5-(o-chloro-p-trifluoromethylphenoxy)-benzoic acid, and acid addition salts and quaternary ammonium salts thereof, are suitable for the selective control of weeds in crops of useful plants, for example soya bean and rice crops.The aminoalkyl esters correspond to the formula ##STR1## wherein A is a C.sub.2 -C.sub.4 -alkylene bridge or the direct bond, and ##STR2## is an open amino group, and ##STR3## is a cyclic amino group.
摘要翻译： 2-硝基-5-（邻 - 氯 - 对 - 三氟甲基苯氧基） - 苯甲酸的除草有效氨基烷基酯及其酸加成盐和季铵盐适于选择性地控制有用植物作物中的杂草，例如大豆和水稻作物。氨基烷基酯对应于其中A是C 2 -C 4亚烷基桥或直接键的式“IMAGE”，并且“IMAGE”是开放氨基，并且“IMAGE”是环状氨基。

5. 发明授权

US4533380A Herbicidal heterocyclic esters of 2-nitro-5-(o-chloro-p-trifluoromethylphenoxy)-benzoic acid as compositions and herbicidal method 失效
标题翻译： 2-硝基-5-（邻氯对三氟甲基苯氧基） - 苯甲酸的除草杂环酯作为组合物和除草方法
公开(公告)号：US4533380A
公开(公告)日：1985-08-06
申请号：US667507
申请日：1984-11-01
申请人： Dieter Durr , Otto Rohr , Beat Bohner
发明人： Dieter Durr , Otto Rohr , Beat Bohner
IPC分类号： C07D295/08 , A01N37/40 , A01N37/48 , A01N43/36 , A01N43/40 , C07C67/00 , C07C213/00 , C07C219/14 , C07C251/68 , C07D207/24 , C07D211/22 , C07D211/46 , C07D213/30 , C07D295/088 , A01N43/84
CPC分类号： C07D213/30 , A01N37/48 , A01N43/36 , A01N43/40 , C07D207/24 , C07D211/22 , C07D211/46 , C07D295/088
摘要： Herbicidally effective aminoalkyl esters of 2-nitro-5-(o-chloro-p-trifluoromethylphenoxy)-benzoic acid, and acid addition salts and quaternary ammonium salts thereof, are suitable for the selective control of weeds in crops of useful plants, for example soya bean and rice crops.The aminoalkyl esters correspond to the formula ##STR1## wherein A is a C.sub.2 -C.sub.4 -alkylene bridge or the direct bond, and ##STR2## is an open amino group, and ##STR3## is a cyclic amino group.
摘要翻译： 2-硝基-5-（邻 - 氯 - 对 - 三氟甲基苯氧基） - 苯甲酸的除草有效氨基烷基酯及其酸加成盐和季铵盐适于选择性地控制有用植物作物中的杂草，例如大豆和水稻作物。氨基烷基酯对应于其中A是C 2 -C 4亚烷基桥或直接键的式“IMAGE”，并且“IMAGE”是开放氨基，并且“IMAGE”是环状氨基。

6. 发明授权

US4323388A Cyanoalkyl-phenylureas having selective herbicidal activity 失效
标题翻译：具有选择性除草活性的氰基烷基 - 苯脲
公开(公告)号：US4323388A
公开(公告)日：1982-04-06
申请号：US240336
申请日：1981-03-03
申请人： Georg Pissiotas , Dieter Durr , Otto Rohr , Alfons Lukaszczyk
发明人： Georg Pissiotas , Dieter Durr , Otto Rohr , Alfons Lukaszczyk
IPC分类号： A01N47/30 , A01N47/38 , C07C67/00 , C07C239/00 , C07C275/28 , C07C275/42 , C07C275/64 , C07D211/16 , C07D295/215 , C07C127/19 , C07D295/16
CPC分类号： C07D295/215 , A01N47/30 , A01N47/38 , C07C255/00 , C07C265/12 , C07C275/42 , C07C275/64
摘要： There have been produced novel cyanoalkyl-phenylureas which have herbicidal activity and which exhibit good selectivity in various crops of cultivated plants. The novel cyanoalkyl-phenylureas correspond to the formula I defined herein ##STR1##
摘要翻译：已经生产出具有除草活性的新型氰基烷基 - 苯脲，并且在栽培植物的各种作物中表现出良好的选择性。新的氰基烷基 - 苯脲对应于本文定义的式I（I）

7. 发明授权

US3941829A N-phenyl-N'-carbophenoxy formamidines 失效
标题翻译： N-苯基-N {40-碳苯氧基甲酰胺
公开(公告)号：US3941829A
公开(公告)日：1976-03-02
申请号：US311058
申请日：1972-12-01
申请人： Georg Pissiotas , Dieter Durr
发明人： Georg Pissiotas , Dieter Durr
IPC分类号： A01N47/22 , C07C67/00 , C07C239/00 , C07C271/06 , C07C271/52 , C07D307/79 , C07D307/86 , C07D317/24 , C07D317/28 , C07D339/06 , C07C125/06
CPC分类号： C07D307/79 , A01N47/22 , C07C271/06 , C07D307/86 , C07D317/24 , C07D339/06
摘要： Phenylformamidines of the formula ##SPC1##Wherein R.sub.1 represents hydrogen, alkyl, alkenyl or alkynyl, R.sub.2 represents .alpha.-naphthyl, ##SPC2##Or substituted phenyl,Wherein the phenyl group is not substituted simultaneously in the 2-position by a methyl group and in the 4-position by a chlorine atom, R.sub.3, R.sub.4, R.sub.5, R.sub.6 and R.sub.7 represent one or more radicals which are the same or different, such as hydrogen or halogen atoms or alkyl, alkoxy, alkylthio, alkenyloxy, alkynyloxy, alkoxycarbonyl, CF.sub.3, cyano or nitro groups, their process for the manufacture and their use in pest control.
摘要翻译：式XI的苯基甲酰胺，其中R1代表氢，烷基，烯基或炔基，R2代表α-萘基，或取代的苯基，其中苯基不在甲基的2位和4位上同时被取代氯原子，R3，R4，R5，R6和R7表示一个或多个相同或不同的基团，例如氢或卤素原子或烷基，烷氧基，烷硫基，烯氧基，炔氧基，烷氧基羰基，CF3，氰基或硝基，其制造过程及其在病虫害防治中的应用。

8. 发明授权

US4758667A Process for the preparation of 2-(imidazolin-2-yl)-3-pyridine- and -3-quinolinecarboxylic acids 失效
标题翻译：制备2-（咪唑啉-2-基）-3-吡啶 - 和-3-喹啉羧酸的方法
公开(公告)号：US4758667A
公开(公告)日：1988-07-19
申请号：US11077
申请日：1987-02-05
申请人： Henry Szczepanski , Dieter Durr
发明人： Henry Szczepanski , Dieter Durr
IPC分类号： A01N43/50 , C07D401/04 , C07D401/02
CPC分类号： C07D401/04
摘要： There is disclosed a process for the preparation of 2-(imidazolin-2-yl)-3-pyridine and -3-quinolinecarboxylic acids of formula ##STR1## wherein R.sub.1 is hydrogen or C.sub.1 -C.sub.4 alkyl, R.sub.2 is hydrogen, halogen, C.sub.1 -C.sub.4 alkyl, C.sub.1 -C.sub.4 hydroxyalkyl, C.sub.1 -C.sub.4 alkoxy, phenyl or phenyl-C.sub.1 -C.sub.4 alkyl, or phenyl or phenyl-C.sub.1 -C.sub.4 -alkyl, each substituted by one C.sub.1 -C.sub.4 alkyl, C.sub.1 -C.sub.4 alkoxy or halogen, R.sub.3 is hydrogen, C.sub.1 -C.sub.4 alkyl, phenyl, phenyl-C.sub.1 -C.sub.4 -alkyl, or phenyl or phenyl-C.sub.1 -C.sub.4 -alkyl, each substituted by one C.sub.1 -C.sub.4 alkyl, C.sub.1 -C.sub.4 alkoxy or halogen, R.sub.2 and R.sub.3 together are 1,3-butadienylene which can be substituted by halogen, C.sub.1 -C.sub.4 alkyl, C.sub.1 -C.sub.4 alkoxy, C.sub.1 -C.sub.4 haloalkyl, C.sub.1 -C.sub.4 alkylsulfonyl, nitro, cyano, phenyl, phenoxy, or phenyl or phenoxy, each substituted by one C.sub.1 -C.sub.4 alkyl, C.sub.1 -C.sub.4 alkoxy or halogen, and R.sub.4 and R.sub.5 are each independently of the other C.sub.1 -C.sub.4 alkyl. In this process, the 2-(imidazolin-2-yl)-3-pyridine- and -3-quinolinecarboxylic acids of the above formula are obtained by reacting a 2,3-pyridine- or 2,3-quinolinedidicarboxylic acid ester of formula ##STR2## wherein R.sub.1, and R.sub.2 and R.sub.3 are as defined above and R.sub.6 is C.sub.1 -C.sub.8 alkyl, phenyl or C.sub.1 -C.sub.4 phenylalkyl with a 2-aminoalkanecarboxamide of formula ##STR3## wherein R.sub.4 and R.sub.5 are as defined above, in an inert solvent and in the presence of a strong base, direct to a salt of a 2-(imidazolin-2-yl)-3-pyridine- or -3-quinolinecarboxylic acid of the above formula, from which the free 2-(imidazolin-2-yl)-3-pyridine- or -3-quinolinecarboxylic acids of the above formula are obtained by converting said salt into an aqueous solution and adding an acid. The 2-(imidazolin-2-yl)-3-pyridine- and -3-quinolinecarboxylic acids of the above formula have herbicidal properties and can be used for controlling undesired plant growth.
摘要翻译：公开了制备式（Ⅰa）的2-（咪唑啉-2-基）-3-吡啶和-3-喹啉羧酸的方法，其中R1是氢或C1-C4烷基，R2是氢，卤素，C1- C 1-4烷基，C 1 -C 4羟烷基，C 1 -C 4烷氧基，苯基或苯基-C 1 -C 4烷基，或苯基或苯基-C 1 -C 4 - 烷基，各自被一个C 1 -C 4烷基，C 1 -C 4烷氧基或卤素取代，R 3是氢，C 1 -C 4烷基，苯基，苯基-C 1 -C 4 - 烷基或苯基或苯基-C 1 -C 4 - 烷基，其各自被一个C 1 -C 4烷基，C 1 -C 4烷氧基或卤素，R 2和R 3一起取代为可以被取代的1,3-丁二烯卤素，C1-C4烷基，C1-C4烷氧基，C1-C4卤代烷基，C1-C4烷基磺酰基，硝基，氰基，苯基，苯氧基或苯基或苯氧基，各自被一个C1-C4烷基，C1-C4烷氧基或卤素取代，R4和 R5各自独立地为C 1 -C 4烷基。在该方法中，上式的2-（咪唑啉-2-基）-3-吡啶 - 和-3-喹啉羧酸是通过使式（I）的2,3-吡啶 - 或2,3-喹啉二甲酸酯其中R 1和R 2和R 3如上定义，R 6是C 1 -C 8烷基，苯基或C 1 -C 4苯基烷基，其中R 4和R 5如上所定义，在惰性溶剂中，式在强碱存在下，直接导入上式的2-（咪唑啉-2-基）-3-吡啶 - 或-3-喹啉羧酸的盐，游离的2-（咪唑啉-2-基）吡啶-3-基）-3-吡啶 - 或-3-喹啉羧酸是通过将所述盐转化成水溶液并加入酸得到的。上式的2-（咪唑啉-2-基）-3-吡啶 - 和-3-喹啉羧酸具有除草性质，可用于防治不期望的植物生长。

9. 发明授权

US4741763A Heterocyclylalkyl esters of 2-imidazolinonenicotinic acids 失效
标题翻译： 2-咪唑啉基烟酸的杂环烷基酯
公开(公告)号：US4741763A
公开(公告)日：1988-05-03
申请号：US902805
申请日：1986-09-02
申请人： Dieter Durr , Henry Szczepanski
发明人： Dieter Durr , Henry Szczepanski
IPC分类号： A01N43/50 , A01N43/54 , A01N43/56 , A01N43/707 , A01N43/80 , C07D401/04 , C07D401/14 , C07D405/14 , C07D413/14 , C07D521/00 , A01N43/40
CPC分类号： C07D231/12 , A01N43/50 , A01N43/54 , A01N43/56 , A01N43/707 , A01N43/80 , C07D233/56 , C07D249/08 , C07D401/04 , C07D401/14 , C07D405/14 , C07D413/14
摘要： Novel heterocyclylalkyl esters of 2-imidazolinonenicotinic acids of formula I below have good selective herbicidal properties pre- and postemergence and also influence or inhibit plant growth.The novel esters have the formula I ##STR1## wherein A is a straight chain or branched C.sub.1 -C.sub.4 alkylene bridge,X and Y are each independently of the other hydrogen, C.sub.1 -C.sub.3 alkyl, C.sub.1 -C.sub.3 haloalkyl, C.sub.1 -C.sub.3 alkoxy, C.sub.1 -C.sub.3 haloalkoxy or halogen, or X and Y together form the butadiene bridge, which may be substituted by halogen, cyano or C.sub.1 -C.sub.4 alkyl, andHet is a 5- or 6-membered heterocycle which contains one to three nitrogen atoms and/or one oxygen or sulfur atom and which may further contain one or two carbonyl groups, which heterocycle may also be fused to benzene rings and/or substituted by halogen, C.sub.1 -C.sub.3 alkyl, C.sub.1 -C.sub.3 haloalkyl, C.sub.1 -C.sub.3 alkoxy, C.sub.1 -C.sub.3 haloalkoxy, nitro, amino, C.sub.1 -C.sub.3 alkylamino or di(C.sub.1 -C.sub.3)alkylamino.
摘要翻译：式I的2-咪唑啉一enic酸的新型杂环基烷基酯在芽前和芽后具有良好的选择性除草性，并且还影响或抑制植物生长。新的酯具有式I（I）其中A是直链或支链的C 1 -C 4亚烷基桥，X和Y各自独立于另一个氢，C 1 -C 3烷基，C 1 -C 3卤代烷基，C 1 -C 3烷氧基，C 1 -C 3卤代烷氧基或卤素，或X和Y一起形成可被卤素，氰基或C 1 -C 4烷基取代的丁二烯桥，Het是含有1-3个氮原子和/或一个氮原子的5-或6-元杂环氧或硫原子，并且其还可以含有一个或两个羰基，该杂环还可以与苯环稠合和/或被卤素，C 1 -C 3烷基，C 1 -C 3卤代烷基，C 1 -C 3烷氧基，C 1 -C 3卤代烷氧基，硝基，氨基，C 1 -C 3烷基氨基或二（C 1 -C 3）烷基氨基。

10. 发明授权

US4997947A Process of preparing 2-(imidazolin-2-yl)-nicotinic acid compounds 失效
标题翻译：制备2-（咪唑啉-2-基） - 烟酸化合物的方法
公开(公告)号：US4997947A
公开(公告)日：1991-03-05
申请号：US426901
申请日：1989-10-24
申请人： Henry Szczepanski , Dieter Durr
发明人： Henry Szczepanski , Dieter Durr
IPC分类号： A01N43/50 , A01N43/90 , C07D213/80 , C07D401/04 , C07D401/14 , C07D405/14 , C07D409/14 , C07D471/04 , C07D471/14 , C07D491/04 , C07D491/048
CPC分类号： C07D213/80 , A01N43/50 , A01N43/90 , C07D401/04 , C07D401/14 , C07D405/14 , C07D409/14 , C07D471/04 , C07D471/14 , C07D491/04
摘要： The invention relates to processes for the preparation of 6-substituted 2-(imidazolin-2-yl)-nicotinic acid derivatives that are distinguished by excellent herbicidal and plant growth-regulating properties, and to intermediates and processes for the preparation of the intermediates. The derivatives correspond to formula I ##STR1## in which R.sub.1 represents hydrogen or a salt, ester or amide radical,each of R.sub.2 and R.sub.3, independently of the other, represents C.sub.1 -C.sub.4 -alkyl or they together represent a C.sub.3 -C.sub.5 -alkylene radical,X represents hydrogen or methyl,Y represents hydrogen, halogen, alkyl, haloalkyl, hydroxyalkyl, alkoxy, alkylthio, phenoxy, nitro, cyano, alkylamino, phenyl, alkenyloxy or alkynyloxy, andZ represents a --CQ.sub.1 Q.sub.2 Q.sub.3 or --CQ.sub.1 Q.sub.4 Q.sub.5 radical in whichQ.sub.1 and Q.sub.2 each represents hydrogen or C.sub.1 -C.sub.4 -alkyl,Q.sub.3 represents C.sub.1 -C.sub.6 -alkoxy or phenoxy that is unsubstituted or substituted, or C.sub.3 -C.sub.6 -alkenyloxy or C.sub.3 -C.sub.6 -alkynyloxy andQ.sub.4 and Q.sub.5, together with the carbon atom to which they are bonded, represent a cycloalkyl, furyl, pyran, dioxan or dioxolan radical, orZ represents a 5- or 6-membered heterocyclic radical.
摘要翻译：本发明涉及用优异的除草和植物生长调节特性来区分的6-取代的2-（咪唑啉-2-基） - 烟酸衍生物的方法，以及制备中间体的中间体和方法。衍生物对应于式I（I）其中R 1表示氢或盐，酯或酰胺基，R 2和R 3各自独立地表示C 1 -C 4 - 烷基，或它们一起表示C 3 -C 4 - C5-亚烷基，X代表氢或甲基，Y代表氢，卤素，烷基，卤代烷基，羟基烷基，烷氧基，烷硫基，苯氧基，硝基，氰基，烷基氨基，苯基，烯氧基或炔氧基，Z代表-CQ1Q2Q3或-CQ1Q4Q5 基团，其中Q1和Q2各自表示氢或C1-C4-烷基，Q3表示未取代或取代的C1-C6-烷氧基或苯氧基，或C3-C6-烯氧基或C3-C6-炔氧基，Q4和Q5连同它们键合的碳原子代表环烷基，呋喃基，吡喃，二恶烷或二氧戊环，或Z表示5或6元杂环基。

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