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31. 发明授权

US6054412A Substituted 4,5-di(trifluoromethyl)pyrazoles and their use as herbicides and for desiccating/defoliating plants 失效
标题翻译：取代的4,5-二（三氟甲基）吡唑及其用作除草剂和干燥/脱叶植物
公开(公告)号：US6054412A
公开(公告)日：2000-04-25
申请号：US43113
申请日：1998-04-21
申请人： Cyrill Zagar , Gerhard Hamprecht , Elisabeth Heistracher , Olaf Menke , Peter Schafer , Karl-Otto Westphalen , Ulf Misslitz , Helmut Walter
发明人： Cyrill Zagar , Gerhard Hamprecht , Elisabeth Heistracher , Olaf Menke , Peter Schafer , Karl-Otto Westphalen , Ulf Misslitz , Helmut Walter
IPC分类号： A01N43/56 , C07D231/12 , C07D401/12 , C07D403/12 , C07D405/12
CPC分类号： A01N43/56 , C07D231/12
摘要： Substituted 4,5-di(trifluoromethyl)pyrazoles I ##STR1## and salts thereof, Use: as herbicides; for the desiccation/defoliation of plants.
摘要翻译： PCT No.PCT / EP96 / 04580 Sec。 371日期：1998年4月21日 102（e）1998年4月21日PCT PCT 1996年10月22日PCT公布。公开号WO97 / 15509 日期1997年5月1日取代的4,5-二（三氟甲基）吡唑I及其盐，用途：作为除草剂; 用于植物的干燥/脱叶。

32. 发明授权

US6010980A Substituted 2-phenylpyridines as herbicides 失效
标题翻译：取代的2-苯基吡啶作为除草剂
公开(公告)号：US6010980A
公开(公告)日：2000-01-04
申请号：US29994
申请日：1998-03-13
申请人： Peter Schafer , Gerhard Hamprecht , Elisabeth Heistracher , Olaf Menke , Cyrill Zagar , Michael Rack , Norbert Gotz , Albrecht Harreus , Karl-Otto Westphalen , Helmut Walter , Ulf Misslitz
发明人： Peter Schafer , Gerhard Hamprecht , Elisabeth Heistracher , Olaf Menke , Cyrill Zagar , Michael Rack , Norbert Gotz , Albrecht Harreus , Karl-Otto Westphalen , Helmut Walter , Ulf Misslitz
IPC分类号： C07D213/55 , A01N43/40 , C07D213/61
CPC分类号： C07D213/61 , A01N43/40
摘要： Substituted 2-phenylpyridines I and their salts ##STR1## where n=0, 1;R.sup.1 =halogen, C.sub.1 -C.sub.4 -haloalkyl;R.sup.2 and R.sup.3 =H, halogen;R.sup.4 =CN, halogen;R.sup.5 =--CO--O-(C.sub.1 -C.sub.4 -alkylene)-CO--OR.sup.6, --CO--O-(C.sub.1 -C.sub.4 -alkylene)-CO--N(R.sup.7)R.sup.8, --O-(C.sub.1 -C.sub.4 -alkylene)-CO--O-(C.sub.1 -C.sub.4 -alkylene)-CO--OR.sup.6, --O-(C.sub.1 -C.sub.4 -alkylene)-CO--O-(C.sub.1 -C.sub.4 -alkylene)-CO--N(R.sup.7) R.sup.8, --S-(C.sub.1 -C.sub.4 -alkylene)-CO--O-(C.sub.1 -C.sub.4 -alkylene)-CO--OR.sup.6 or --S-(C.sub.1 -C.sub.4 -alkylene)-CO--O-(C.sub.1 -C.sub.4 -alkylene)-CO--N(R.sup.7)R.sup.8 ;R.sup.6 =H, C.sub.1 -C.sub.4 -alkyl, C.sub.1 -C.sub.4 -alkoxy-C.sub.1 -C.sub.4 -alkyl, C.sub.2 -C.sub.4 -alkenyl, C.sub.3 -C.sub.4 -alkynyl;R.sup.7 =H, C.sub.1 -C.sub.4 -alkyl, carboxy-C.sub.1 -C.sub.4 -alkyl, C.sub.1 -C.sub.4 -alkoxycarbonyl-C.sub.1 -C.sub.4 -alkyl;R.sup.8 =H or C.sub.1 -C.sub.4 -alkyl,are used as herbicides and for the desiccation/defoliation of plants.
摘要翻译： PCT No.PCT / EP96 / 03949 Sec。 371日期1998年3月13日 102（e）1998年3月13日PCT PCT 1996年9月9日PCT公布。出版物WO97 / 11059 日期1997年3月27日取代的2-苯基吡啶I及其盐，其中n = 0,1; R1 =卤素，C1-C4卤代烷基; R2和R3 = H，卤素; R4 = CN，卤素; R5 = -CO-O-（C1-C4-亚烷基）-CO-OR6，-CO-O-（C1-C4-亚烷基）-CO-N（R7）R8，-O-（C1-C4-亚烷基） -CO-O-（C1-C4-亚烷基）-CO-OR6，-O-（C1-C4-亚烷基）-CO-O-（C1-C4-亚烷基）-CO-N（R7）R8，-S - （C1-C4-亚烷基）-CO-O-（C1-C4-亚烷基）-CO-OR6或-S-（C1-C4-亚烷基）-CO-O-（C1-C4-亚烷基） N（R 7）R 8; R6 = H，C1-C4-烷基，C1-C4-烷氧基-C1-C4-烷基，C2-C4-烯基，C3-C4-炔基; R7 = H，C1-C4-烷基，羧基-C1-C4-烷基，C1-C4-烷氧基羰基-C1-C4-烷基; R8 = H或C1-C4烷基，用作除草剂和用于植物的干燥/脱叶。

33. 发明授权

US6100218A Substituted 2-phenylpyridines 失效
标题翻译：取代的2-苯基吡啶
公开(公告)号：US6100218A
公开(公告)日：2000-08-08
申请号：US117655
申请日：1998-08-04
申请人： Cyrill Zagar , Peter Schafer , Gerhard Hamprecht , Elisabeth Heistracher , Markus Menges , Olaf Menke , Karl-Otto Westphalen , Ulf Misslitz , Helmut Walter
发明人： Cyrill Zagar , Peter Schafer , Gerhard Hamprecht , Elisabeth Heistracher , Markus Menges , Olaf Menke , Karl-Otto Westphalen , Ulf Misslitz , Helmut Walter
IPC分类号： A01N57/24 , C07F9/58 , C07F9/6558 , A01N57/08
CPC分类号： A01N57/24 , C07F9/582 , C07F9/65583 , C07F9/65586
摘要： 2-Phenylpyridines I ##STR1## wherein X is a chemical bond, 1,2-ethynediyl or optionally substituted --(CH.sub.2).sub.1-3 --, --O--(CH.sub.2).sub.1-2 --, --s--(CH.sub.2).sub.1-2 --, --CH.sub.2 --O--CH.sub.2 --, --CH.sub.2 --S--CH.sub.2 -- or --CH.dbd.CH--;Y is oxygen or sulfur;Z.sup.1 is oxygen, sulfur or --N(R.sup.7)--;Z.sup.2 is oxygen, sulfur or --N(R.sup.8)--;R.sup.1, R.sup.2, R.sup.7 and R.sup.8 independently of one another are hydrogen, optionally substituted alkyl, alkenyl, alkynyl, cycloalkyl, phenyl or heterocyclyl; orR.sup.1 and R.sup.2 or R.sup.7, or R.sup.2 and R.sup.8 together are optionally substituted --(CH.sub.2).sub.2-5 -- or --(CH.sub.2).sub.2 --O--(CH.sub.2).sub.2 --, orR.sup.1 and R.sup.2 together are optionally substituted 1,2-phenylene;R.sup.3 is cyano, halogen, alkyl, haloalkyl, alkoxy or haloalkoxy;R.sup.4 and R.sup.5 are hydrogen or halogen;R.sup.6 is halogen or haloalkyl;n is zero or one;and their salts are suitable for controlling undesirable vegetation and as desiccants or defoliants.
摘要翻译： PCT No.PCT / EP97 / 00735 Sec。 371日期：1998年8月4日 102（e）日期1998年8月4日PCT提交1997年2月17日PCT公布。第WO97 / 30059号公报日期：1992年8月21日 - 苯基吡啶I其中X为化学键，1,2-亚乙炔基或任选取代的 - （CH 2）1-3 - ， - O-（CH 2）1-2 - ， - 1-2-，-CH 2 -O-CH 2 - ， - CH 2 -S-CH 2 - 或-CH = CH-; Y是氧或硫; Z1是氧，硫或-N（R7） - ; Z2是氧，硫或-N（R8） - ; R 1，R 2，R 7和R 8彼此独立地是氢，任选取代的烷基，烯基，炔基，环烷基，苯基或杂环基; 或者R 1和R 2或R 7，或者R 2和R 8一起是任选取代的 - （CH 2）2-5 - 或 - （CH 2）2 -O-（CH 2）2 - ，或者R 1和R 2一起是任选取代的1,2- 亚苯基; R3是氰基，卤素，烷基，卤代烷基，烷氧基或卤代烷氧基; R4和R5是氢或卤素; R6是卤素或卤代烷基; n为零或一; 并且它们的盐适合于控制不期望的植物和干燥剂或脱叶剂。

34. 发明授权

US5378680A Dicarboximides and their use as herbicides 失效
标题翻译：二酰亚胺及其作为除草剂的用途
公开(公告)号：US5378680A
公开(公告)日：1995-01-03
申请号：US931951
申请日：1992-08-19
申请人： Volker Maywald , Klaus Ditrich , Thomas Kuekenhoehner , Gerhard Hamprecht , Wolfgang Freund , Karl-Otto Westphalen , Matthias Gerber , Helmut Walter
发明人： Volker Maywald , Klaus Ditrich , Thomas Kuekenhoehner , Gerhard Hamprecht , Wolfgang Freund , Karl-Otto Westphalen , Matthias Gerber , Helmut Walter
IPC分类号： A01N43/76 , A01N43/78 , A01N43/80 , A01N43/90 , C07D498/04 , C07D499/04 , C07D513/04
CPC分类号： C07D513/04 , A01N43/90
摘要： Dicarboximides of the formulae Ia, Ib and Ic ##STR1## where X is oxygen or sulfur,R.sup.1 is hydrogen, halogen, cyano, alkyl, cycloalkyl, alkenyl, alkynyl, alkoxy, alkenyloxy, alkynyloxy, alkylthio, haloalkoxy, haloalkylthio, alkylsulfonyl, haloalkylsulfonyl, phenyl, phenylalkyl, phenoxy or phenylthio, a 5-membered or 6-membered saturated or aromatic heterocyclic radical containing one or two hetero atoms selected from the group consisting of oxygen, sulfur and nitrogen, where the stated organic radicals may be further substituted, andR.sup.2 is hydrogen, hydroxyl, alkoxy, alkyl, cycloalkyl, alkenyl, alkynyl, di-C.sub.1 -C.sub.4 - alkylamino, a 5-membered or 6-membered heterocyclic saturated or aromatic radical having one or two hetero atoms selected from the group consisting of oxygen, sulfur and nitrogen, phenyl or naphthyl, where the stated organic radicals may be further substituted,and plant-tolerated salts of the dicarboximides I, except for 3-methylisoxazole-4,5-dicarboximide and thiazole-4,5-dicarboximides in which R.sup.2 is phenyl when R.sup.1 is methyl or 2-thiazolyl,and herbicides containing these compounds.
摘要翻译：其中X是氧或硫，R 1是氢，卤素，氰基，烷基，环烷基，烯基，炔基，烷氧基，烯氧基，炔氧基，烷氧基，烷硫基，卤代烷氧基，卤代烷硫基，烷基磺酰基，卤代烷基磺酰基，苯基，苯基烷基，苯氧基或苯硫基，含有一个或两个选自氧，硫和氮的杂原子的5元或6元饱和或芳族杂环基团，所述有机基团可以被进一步取代，并且R 2是氢，羟基，烷氧基，烷基，环烷基，链烯基，炔基，二-C 1 -C 4 - 烷基氨基，5元或6元杂环饱和或芳族基，选自氧，硫和氮的两个杂原子，苯基或萘基，其中所述有机基团可以被进一步取代，以及二甲酰亚胺I的植物耐受盐，除了3-甲基异恶唑-4,5-二甲酰亚胺 de和噻唑-4,5-二羧酰亚胺，其中当R 1是甲基或2-噻唑基时，R 2是苯基，以及含有这些化合物的除草剂。

35. 发明授权

US5176739A Dicarboximides and their use as herbicides 失效
标题翻译： DICARBOXIMIDES及其作为除草剂的用途
公开(公告)号：US5176739A
公开(公告)日：1993-01-05
申请号：US718639
申请日：1991-06-21
申请人： Volker Maywald , Klaus Ditrich , Thomas Kuekenhoehner , Gerhard Hamprecht , Wolfgang Freund , Karl-Otto Westphalen , Matthias Gerber , Helmut Walter
发明人： Volker Maywald , Klaus Ditrich , Thomas Kuekenhoehner , Gerhard Hamprecht , Wolfgang Freund , Karl-Otto Westphalen , Matthias Gerber , Helmut Walter
IPC分类号： A01N43/76 , A01N43/78 , A01N43/80 , A01N43/90 , C07D498/04 , C07D499/04 , C07D513/04
CPC分类号： C07D513/04 , A01N43/90
摘要： Dicarboximides of the formulae Ia, Ib and Ic ##STR1## where X is oxygen or sulfur, R.sup.1 is hydrogen, halogen, cyano, alkyl, cycloalkyl, alkenyl, alkynyl, alkoxy, alkenyloxy, alkynyloxy, alkylthio, haloalkoxy, haloalkylthio, alkylsulfonyl, haloalkylsulfonyl, phenyl, phenylalkyl, phenoxy or phenylthio, a 5-membered or 6-membered saturated or aromatic heterocyclic radical containing one or two hetero atoms selected from the group consisting of oxygen, sulfur and nitrogen, where the stated organic radicals may be further substituted, andR.sup.2 is hydrogen, hydroxyl, alkoxy, alkyl, cycloalkyl, alkenyl, alkynyl, di-C.sub.1 -C.sub.4 -alkylamino, a 5-membered or 6-membered heterocyclic saturated or aromatic radical having one or two hetero atoms selected from the group consisting of oxygen, sulfur and nitrogen, phenyl or naphthyl, where the stated organic radicals may be further substituted,and plant-tolerated salts of the dicarboximides I, except for 3-methylisoxazole-4,5-dicarboximide and thiazole-4,5-dicarboximides in which R.sup.2 is phenyl when R.sup.1 is methyl or 2-thiazolyl,and herbicides containing these compounds.
摘要翻译：其中X是氧或硫，R 1是氢，卤素，氰基，烷基，环烷基，烯基，炔基，烷氧基，烯氧基，炔氧基，烷氧基，烷硫基，卤代烷氧基，卤代烷硫基，烷基磺酰基，卤代烷基磺酰基，苯基，苯基烷基，苯氧基或苯硫基，含有一个或两个选自氧，硫和氮的杂原子的5元或6元饱和或芳族杂环基团，所述有机基团可以被进一步取代，并且R 2是氢，羟基，烷氧基，烷基，环烷基，烯基，炔基，二-C 1 -C 4 - 烷基氨基，具有一个或多个的五元或六元杂环饱和或芳族基团选自氧，硫和氮的两个杂原子，苯基或萘基，其中所述有机基团可以被进一步取代，以及二甲酰亚胺I的植物耐受盐，除了3-甲基异恶唑-4,5-二甲酰亚胺 e和噻唑-4,5-二羧酰亚胺，当R 1为甲基或2-噻唑基时，R 2为苯基，以及含有这些化合物的除草剂。

36. 发明授权

US5280009A Substituted pyrimidine derivatives and their use for controlling undesirable plant growth 失效
公开(公告)号：US5280009A
公开(公告)日：1994-01-18
申请号：US913654
申请日：1992-07-16
申请人： Gerhard Hamprecht , Klaus Ditrich , Karl-Otto Westphalen , Matthias Gerber , Helmut Walter
发明人： Gerhard Hamprecht , Klaus Ditrich , Karl-Otto Westphalen , Matthias Gerber , Helmut Walter
IPC分类号： A01N43/54 , C07D239/46 , C07D239/48 , C07D401/12 , C07D403/12 , C07D405/12 , C07D409/12 , C07D413/12 , C07D417/12 , C07D471/04 , C07D473/00
CPC分类号： C07D239/48 , A01N43/54 , C07D401/12 , C07D405/12 , C07D409/12 , C07D413/10
摘要： Pyrimidine derivatives of the Formula Ia or Ib ##STR1## where the substituents have the following meanings: R.sup.1 is hydrogen or alkyl;A is a substituted or unsubstituted bi- or tricyclic carbo- or heterocyclic radical which may contain one or several double bonds;R.sup.5 is H or alkyl;X is halogen, alkyl, haloalkyl, alkoxy, haloalkoxy, alkylthio or haloalkylthio; and addition salts thereof with organic or inorganic acids and the use of said pyrimidine derivative to control undesirable plant growth.

37. 发明授权

US5543416A Cyanoisoxazoles 失效
标题翻译：氰基异恶唑
公开(公告)号：US5543416A
公开(公告)日：1996-08-06
申请号：US392330
申请日：1995-02-22
申请人： Peter M unster , Klaus Ditrich , Gerhard Hamprecht , Matthias Gerber , Karl-Otto Westphalen , Helmut Walter , Rudolf Karl
发明人： Peter M unster , Klaus Ditrich , Gerhard Hamprecht , Matthias Gerber , Karl-Otto Westphalen , Helmut Walter , Rudolf Karl
IPC分类号： A01N43/80 , C07D261/18 , A01N43/72 , C07D261/06
CPC分类号： C07D261/18 , A01N43/80
摘要： Cyanoisoxazoles of the formula Ia or Ib ##STR1## where R.sup.1 is hydrogen, alkyl, cycloalkyl, phenyl; R.sup.2 is hydrogen, alkyl, cycloalkyl and R.sup.3 is alkoxy, alkyl, cycloalkyl, cycloalkenyl, alkenyl, alkynyl or phenyl, it being possible for the organic radicals mentioned under R.sup.1, R.sup.2 and R.sup.3 to be substituted in each case. The compounds of the Formula Ia or Ib are useful as herbicides.
摘要翻译：式Ia或Ib的氰基异恶唑，其中R 1是氢，烷基，环烷基，苯基; R 2是氢，烷基，环烷基，R 3是烷氧基，烷基，环烷基，环烯基，烯基，炔基或苯基，在各种情况下，R1，R2和R3所述的有机基团可以被取代。式Ia或Ib的化合物可用作除草剂。

38. 发明授权

US5959116A Pyridine-2, 3-dicarboximides their preparation and their use for controlling undesired plant growth 失效
标题翻译：吡啶-2,3-二甲酰亚胺其制备方法及其用于防治不期望的植物生长的用途
公开(公告)号：US5959116A
公开(公告)日：1999-09-28
申请号：US683563
申请日：1996-07-12
申请人： Gerhard Hamprecht , Peter Munster , Matthias Gerber , Helmut Walter , Karl-Otto Westphalen
发明人： Gerhard Hamprecht , Peter Munster , Matthias Gerber , Helmut Walter , Karl-Otto Westphalen
IPC分类号： A01N43/40 , A01N43/90 , C07D213/80 , C07D471/04 , C07D491/04 , C07D491/048 , C07D213/61 , C07D213/72 , C07D213/74
CPC分类号： C07D213/80 , A01N43/40 , C07D471/04 , C07D491/04
摘要： A pyridine-2,3-dicarboxylic acid diester of the formula Va ##STR1## where the radicals R.sup.2 and R.sup.4 have the meanings set out in the specification and where R.sup.8 is a C.sub.1 -C.sub.4 -alkyl, C.sub.3 -C.sub.5 -alkenyl or C.sub.3 -C.sub.5 -alkynyl radical, which may be substituted by halogen, phenyl or C.sub.1 -C.sub.4 -alkoxy.
摘要翻译：式Va的吡啶-2,3-二羧酸二酯，其中基团R 2和R 4具有本说明书中所述的含义，其中R 8是C 1 -C 4 - 烷基，C 3 -C 5 - 烯基或C 3 -C 5 - 炔基基团，其可以被卤素，苯基或C 1 -C 4 - 烷氧基取代。

39. 发明授权

US06175007B1 Substituted aromatic phoshonic acid derivatives 失效
标题翻译：取代芳香族磷酸衍生物
公开(公告)号：US06175007B1
公开(公告)日：2001-01-16
申请号：US09117665
申请日：1998-08-04
申请人： Cyrill Zagar , Elisabeth Heistracher , Olaf Menke , Gerhard Hamprecht , Markus Menges , Peter Sch{umlaut over (a)}fer , Karl-Otto Westphalen , Ulf Misslitz , Helmut Walter
发明人： Cyrill Zagar , Elisabeth Heistracher , Olaf Menke , Gerhard Hamprecht , Markus Menges , Peter Sch{umlaut over (a)}fer , Karl-Otto Westphalen , Ulf Misslitz , Helmut Walter
IPC分类号： C07D27300
CPC分类号： C07F9/6561 , A01N57/24 , A01N57/32 , C07F9/4015 , C07F9/4056 , C07F9/5537 , C07F9/65031 , C07F9/65038 , C07F9/6506 , C07F9/650905 , C07F9/6512 , C07F9/6539 , C07F9/65583 , C07F9/65586
摘要： Phosphonic acid compounds I wherein Eth is optionally substituted 1,2-ethynediyl, ethanediyl or ethene-1,2-diyl; Y1 is oxygen or sulfur; Y2 is oxygen, sulfur or —N(R6)—; Y3 is oxygen, sulfur or —N(R7)—; R1, R2, R6 and R7 are hydrogen or optionally substituted alkyl, alkenyl, alkynyl, cycloalkyl, phenyl or heterocyclyl, or R1 and R2, R1 and R6, R2 and R7 together are optionally substituted 1,2-ethanediyl, 1,3-propylene, tetramethylene, pentamethylene or ethyleneoxyethylene, or R1 and R2 together are optionally substituted 1,2-phenylene; R3 is cyano, halogen, alkyl, haloalkyl, alkoxy or haloalkoxy; R4 is hydrogen or halogen, and R5 is a heterocycle &PHgr;1 to &PHgr;22 as defined in the specification, their manufacture and intermediates therefore. The phosphonic acid compounds are effective against unwanted plants and act as desiccants and defoliants.
摘要翻译：膦酸化合物Ⅰ其中任选被取代的1,2-亚乙炔基，乙二基或乙烯-1,2-二基; Y1是氧或硫; Y2是氧，硫或-N（R6） - ; Y3是氧，硫或-N （R 7） - ; R 1，R 2，R 6和R 7是氢或取代的烷基，烯基，炔基，环烷基，苯基或杂环基，或R 1和R 2，R 1和R 6，R 2和R 7一起是任选取代的1,2-乙二基，，3-亚丙基，四亚甲基，五亚甲基或亚乙基氧乙烯，或者R 1和R 2一起是任选取代的1,2-亚苯基; R 3是氰基，卤素，烷基，卤代烷基，烷氧基或卤代烷氧基; R 4是氢或卤素，R 5是杂环＆ 1至＆lt; PHgr 22，因此其制造和中间体。膦酸化合物对有害植物有效，作为干燥剂和脱叶剂。

40. 发明授权

US5777118A Process of making 2-salicyl(thio0r oxo) pyrimidine 失效
标题翻译：制备2-水杨基（硫代羰基）嘧啶的方法
公开(公告)号：US5777118A
公开(公告)日：1998-07-07
申请号：US679660
申请日：1996-07-12
申请人： Joachim Rheinheimer , Uwe Josef Vogelbacher , Ernst Baumann , Hartmann Konig , Matthias Gerber , Karl-Otto Westphalen , Helmut Walter
发明人： Joachim Rheinheimer , Uwe Josef Vogelbacher , Ernst Baumann , Hartmann Konig , Matthias Gerber , Karl-Otto Westphalen , Helmut Walter
IPC分类号： A01N43/32 , A01N43/36 , A01N43/40 , A01N43/42 , A01N43/50 , A01N43/54 , A01N43/56 , A01N43/647 , A01N43/653 , A01N43/76 , A01N43/78 , A01N43/80 , A01N43/824 , A01N43/828 , A01N43/832 , A01N43/836 , C07D239/60 , C07D319/08 , C07D319/18 , C07D327/06 , C07D401/12 , C07D405/04 , C07D407/04 , C07D411/04 , C07D413/04 , C07D417/04 , C07F7/08 , C07D239/38 , C07D239/34
CPC分类号： C07D319/08 , C07D239/60 , C07D319/18 , C07D327/06 , C07D401/12 , C07D405/04 , C07D407/04 , C07D413/04 , C07D417/04 , C07F7/0812
摘要： Cyclic acetals of the formula I ##STR1## where the substituents have the following meanings: R.sup.1 and R.sup.2 are hydrogen, unsubstituted or substituted alkyl or phenyl; additionally R.sup.1 and R.sup.2 together are an unsubstituted or substituted C.sub.2 -C.sub.6 -alkylene chain; Y is oxygen or sulfur; A has the meaning as given in claim 1; a process for preparing the acetals I and their use for the production of crop protection compositions are described.
摘要翻译：式I的环状缩醛其中取代基具有以下含义：R 1和R 2是氢，未取代或取代的烷基或苯基; 另外R1和R2一起是未取代或取代的C 2 -C 6亚烷基链; Y是氧或硫; A具有权利要求1中给出的含义; 描述了制备缩醛I的方法及其用于生产作物保护组合物的用途。

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