公开(公告)号：WO2007093529A3

公开(公告)日：2007-12-21

申请号：PCT/EP2007051144

申请日：2007-02-07

Applicant: BASF AG ,  WITSCHEL MATTHIAS ,  ZAGAR CYRILL ,  HUPE EIKE ,  KUEHN TORALF ,  MOBERG WILLIAM KARL ,  PARRA RAPADO LILIANA ,  STELZER FRANK ,  VESCOVI ANDREA ,  RACK MICHAEL ,  REINHARD ROBERT ,  SIEVERNICH BERND ,  GROSSMANN KLAUS ,  EHRHARDT THOMAS

Inventor： WITSCHEL MATTHIAS ,  ZAGAR CYRILL ,  HUPE EIKE ,  KUEHN TORALF ,  MOBERG WILLIAM KARL ,  PARRA RAPADO LILIANA ,  STELZER FRANK ,  VESCOVI ANDREA ,  RACK MICHAEL ,  REINHARD ROBERT ,  SIEVERNICH BERND ,  GROSSMANN KLAUS ,  EHRHARDT THOMAS

IPC: C07D231/12 ,  C07D333/06 ,  C07D401/12 ,  C07D403/12 ,  C07D407/12

CPC classification number: C07D231/12 ,  C07D333/06 ,  C07D401/12 ,  C07D403/12 ,  C07D407/12

Abstract: The present invention relates to heteroaroyl-substituted alanines of the formula I in which the variables A and R 1 to R 7 have the meanings stated in the description, and to their agriculturally usable salts, methods and intermediates for their preparation, and the use of these compounds or compositions comprising these compounds for controlling unwanted plants.

Abstract translation: 本发明涉及下式的heteroaroylsubstituierte丙氨酸我其中变量A和R ^{1 至R 7 具有说明书中给出的含义，及其可农用盐，进程和 中间体其制备方法，以及使用这些化合物或包含用于控制不希望的植物的装置这些化合物。}

公开(公告)号：WO2007093539A3

公开(公告)日：2007-10-11

申请号：PCT/EP2007051158

申请日：2007-02-07

Applicant: BASF AG ,  WITSCHEL MATTHIAS ,  ZAGAR CYRILL ,  HUPE EIKE ,  KUEHN TORALF ,  MOBERG WILLIAM KARL ,  PARRA RAPADO LILIANA ,  STELZER FRANK ,  VESCOVI ANDREA ,  REINHARD ROBERT ,  SIEVERNICH BERND ,  GROSSMANN KLAUS ,  EHRHARDT THOMAS

Inventor： WITSCHEL MATTHIAS ,  ZAGAR CYRILL ,  HUPE EIKE ,  KUEHN TORALF ,  MOBERG WILLIAM KARL ,  PARRA RAPADO LILIANA ,  STELZER FRANK ,  VESCOVI ANDREA ,  REINHARD ROBERT ,  SIEVERNICH BERND ,  GROSSMANN KLAUS ,  EHRHARDT THOMAS

IPC: C07D307/14 ,  C07C237/36 ,  C07D309/04 ,  C07D309/20

CPC classification number: C07D307/14 ,  C07C237/22 ,  C07C271/22 ,  C07C275/16 ,  C07C311/06 ,  C07C311/58 ,  C07C335/08 ,  C07C335/10 ,  C07D309/04 ,  C07D309/20

Abstract: The present invention relates to benzoyl-substituted alanines of the formula I in which the variables A and R 1 to R 12 have the meanings stated in the description, and to their agriculturally usable salts, methods and intermediates for their preparation, and the use of these compounds or compositions comprising these compounds for controlling unwanted plants.

Abstract translation: 本发明涉及式（I），其中变量R的苯甲酰基取代的丙氨酸 ^{1 至R 12 具有说明书中给出的含义，及其可农用盐，进程和 用于其制备的中间体，以及这些化合物或包含这些化合物的组合物用于防治不想要的植物的用途。}

公开(公告)号：WO2006097509A3

公开(公告)日：2007-03-22

申请号：PCT/EP2006060792

申请日：2006-03-16

Applicant: BASF AG ,  EVANS RICHARD R ,  LIEBL REX ,  REINHARD ROBERT ,  WALTER HELMUT ,  ZAGAR CYRILL

Inventor： EVANS RICHARD R ,  LIEBL REX ,  REINHARD ROBERT ,  WALTER HELMUT ,  ZAGAR CYRILL

IPC: A01N43/54

CPC classification number: A01N43/54 ,  A01N43/80 ,  A01N43/84 ,  A01N2300/00

Abstract: A herbicidal composition comprising a) at least one 3-phenyluracil of formula I wherein the variables R1 to R7 are as defined in the specification; and b) at least one 3-sulfonylisoxazoline of formula II wherein the variables R8 and R9 are as defined in the specification; and c) optionally at least one safener of formula III selected from the group as defined in the specification.

Abstract translation: 一种除草组合物，其包含a）至少一种式I的3-苯基尿嘧啶，其中变量R1至R7如说明书中所定义; 和b）至少一种式II的3-磺酰基异恶唑啉，其中变量R8和R9如说明书中所定义; 和c）任选的至少一种式III的安全剂，其选自说明书中定义的基团。

公开(公告)号：WO9820000A2

公开(公告)日：1998-05-14

申请号：PCT/EP9706057

申请日：1997-11-03

Applicant: BASF AG ,  ZAGAR CYRILL ,  HAMPRECHT GERHARD ,  MENGES MARKUS ,  MENKE OLAF ,  SHAEFER PETER ,  WESTPHALEN KARL OTTO ,  MISSLITZ ULF ,  WALTER HELMUT ,  REINHARD ROBERT ,  JONES ROBERT BRIAN

Inventor： ZAGAR CYRILL ,  HAMPRECHT GERHARD ,  MENGES MARKUS ,  MENKE OLAF ,  SHAEFER PETER ,  WESTPHALEN KARL-OTTO ,  MISSLITZ ULF ,  WALTER HELMUT ,  REINHARD ROBERT ,  JONES ROBERT BRIAN

IPC: A01N43/56 ,  A61K31/415 ,  A61K31/4152 ,  A61K31/4155 ,  A61K31/454 ,  A61K31/5377 ,  A61P3/10 ,  C07D231/20 ,  C07D401/10 ,  C07D401/12 ,  C07D403/10 ,  C07D403/12 ,  C07D405/12

CPC classification number: C07D401/10 ,  C07D231/20 ,  C07D401/12 ,  C07D403/10 ,  C07D403/12 ,  C07D405/12

Abstract: The invention relates to substituted 3-benzylpyrazoles of formula (I), their precursors of formulas (IIa), (IIb), (IIc), their byproducts of formula (III) as well as their salts, wherein R stands for H, C1-C4 alkyl, C1-C4 halogen alkyl, C1-C4 alkyl sulfonyl, C1-C4 halogen alkyl sulfonyl; R stands for C1-C4 alkyl, C1-C4 halogen alkyl, C1-C4 alkoxy, C1-C4 halogen alkoxy, C1-C4 alkyl thio, C1-C4 halogen alkyl thio, C1-C4 alkyl sulfinyl, C1-C4 halogen alkyl sulfinyl, C1-C4 alkyl sulfonyl, C1-C4 halogen alkyl sulfonyl; R stands for H, CN, NO2, halogen, C1-C4 alkyl, C1-C4 halogen alkyl; X -X stands for chemical bond, optionally substituted methylene-, ethylene-, ethene-1,2-diyl or oxymethylene or thiamethylene chain linked through the heteroatom to the phenyl ring; R -R stands for H, CN, NO2, halogen -O-Y -R , -O-CO-Y -R , -N(Y -R ) (Y -R ), -N(Y -R )-SO2-Y -R , -N(SO2-Y -R ) (SO2-Y -R ), -N(Y -R )-CO-Y -R , -N(Y -R ) (O-Y -R ), -S-Y -R , -SO-Y -R , -SO2-Y -R , -SO2-O-Y -R , -SO2-N(Y -R ) (Y -R ), -CO-Y -R , -C(=NOR )-Y -R , -C(=NOR )-O-Y -R , -C(=NOR )-CO-O-Y -R , -CO-O-Y -R , -CO-S-Y -R , -CO-N(Y -R ) (Y -R ), -CO-N(Y -R ) (O-Y -R ); R stands C1-C4 alkyl, C1-C4 halogen alkyl. The invention further relates to the use of (I) as herbicide, for the desiccation/defoliation of plants, and of (I), (IIa), (IIb), (IIc) and (III) for lowering the sugar content in blood.

Abstract translation: 式的取代的3- benzylpyrazoles（I），它们在Formuln（IIA），（IIB），（IIC）的前体，和式（III）中，副产物和它们的盐，其中R <1> = H，C1-C4烷基 ，C1-C4卤代烷基，C1-C4烷基磺酰基，C1-C4卤代烷基磺酰基; [R <2> = C1-C4烷基，C1-C4卤代烷基，C1-C4烷氧基，C1-C4卤代烷氧基，C1-C4烷硫基，C1-C4卤代烷硫基，C1-C4烷基亚磺酰基，C1-C4 卤代烷，C1-C4烷基磺酰基，C1-C4卤代烷基磺酰基; [R <3> = H，CN，NO 2，卤素，C1-C4烷基，C1-C4卤代烷基; X <1> - X <5> =化学键，任选取代的亚甲基，亚乙基，乙烯-1,2-二基，或通过结合到苯环或甲醛蒂亚姆乙烯链中的杂原子; [R <4> - R的<8> = H，CN，NO 2，卤素，-OY <1> -R <9> -O-CO-Y <1> -R <9> -N（Y <1 > -R <9>）（Y <2> -R <10>）， - N（Y <1> -R <9>） - SO2-Y <2> -R <10>，-N（SO 2 Y'> -R <9>）（SO 2-Y <2> -R <10>）， - N（Y <1> -R <9>） - CO-Y <2> -R <10>， -N（Y <1> -R <9>）（OY <2> -R <10>），-SY <1> -R <9>，-SO-Y <1> -R <9>， - SO2-Y <1> -R <9>，-SO 2 OY <1> -R <9>，-SO2-N（Y <1> -R <9>）（Y <2> -R <10> ）， - CO-Y <1> -R <9>，-C（= NOR <11>） - Y'> -R <9>，-C（= NOR <11>） - OY <1> - [R <9>，-C（= NOR <11>） - CO-OY <1> -R <9> -CO-OY <1> -R <9> -CO-SY <1> -R < 9>，-CO-N（Y <1> -R <9>）（Y <2> -R <10>），-CO-N（Y <1> [R <9>）（OY <2> - [R <10>）; [R <12> = C1-C4烷基，C1-C4卤代烷基; 使用：（Ⅰ）作为除草剂：用于植物干燥/落叶; （I），（IIA），（IIB），（IIC）和（III）用于降低血糖含量。

公开(公告)号：WO2005061443A3

公开(公告)日：2005-12-22

申请号：PCT/EP2004014392

申请日：2004-12-17

Applicant: BASF AG ,  WITSCHEL MATTHIAS ,  PUHL MICHAEL ,  HAMPRECHT GERHARD ,  PARRA RAPADO LILIANA ,  MISSLITZ ULF ,  ZAGAR CYRILL ,  PLATH PETER ,  REINHARD ROBERT ,  SIEVERNICH BERND ,  LIEBL REX

Inventor： WITSCHEL MATTHIAS ,  PUHL MICHAEL ,  HAMPRECHT GERHARD ,  PARRA RAPADO LILIANA ,  MISSLITZ ULF ,  ZAGAR CYRILL ,  PLATH PETER ,  REINHARD ROBERT ,  SIEVERNICH BERND ,  LIEBL REX

IPC: A01N37/18 ,  A01N37/48 ,  A01N41/04 ,  A01N47/06 ,  A01N47/12 ,  C07C233/87 ,  C07C237/22 ,  C07C237/42 ,  C07C255/60 ,  C07C271/10 ,  C07C271/12 ,  C07C271/26 ,  C07C271/28 ,  C07C275/24 ,  C07C275/28 ,  C07C275/42 ,  C07C309/66 ,  C07C311/06 ,  C07C311/08 ,  C07C311/09 ,  C07C311/53 ,  C07C311/55 ,  C07C323/52 ,  C07C323/60 ,  C07C323/62 ,  C07C323/63 ,  C07C327/34 ,  C07C333/04 ,  C07C333/08 ,  C07D213/54 ,  C07D213/80 ,  C07D231/12 ,  C07D239/60 ,  C07D249/08 ,  C07D309/08 ,  C07D317/32 ,  C07D333/24 ,  C07F7/18

CPC classification number: C07D213/54 ,  A01N37/48 ,  A01N41/04 ,  A01N47/06 ,  A01N47/12 ,  C07C233/87 ,  C07C237/22 ,  C07C255/60 ,  C07C271/12 ,  C07C271/28 ,  C07C275/24 ,  C07C275/42 ,  C07C309/66 ,  C07C311/06 ,  C07C311/08 ,  C07C311/09 ,  C07C311/53 ,  C07C311/55 ,  C07C323/52 ,  C07C323/60 ,  C07C323/62 ,  C07C323/63 ,  C07D213/80 ,  C07D231/12 ,  C07D239/60 ,  C07D249/08 ,  C07D309/08 ,  C07D317/32 ,  C07D333/24 ,  C07F7/1852

Abstract: The invention relates to benzoyl-substituted phenylalanine amides of formula (I), wherein the variables R to R have the meanings indicated in the description, the agriculturally useful salts thereof, methods and intermediate products for the production thereof, as well as the use of said compounds or substances containing said compounds for controlling undesired plants.

Abstract translation: 本发明涉及下式的苯甲酰基苯基丙氨酸酰胺I，其中变量R <1>至R <15>在本说明书中已经给出的含义，及其可农用盐，方法和中间体其制备方法，以及使用这些化合物的 或含有这些化合物的用于控制不希望的植物的试剂。

公开(公告)号：WO2008043835A2

公开(公告)日：2008-04-17

申请号：PCT/EP2007060879

申请日：2007-10-12

Applicant: BASF AG ,  SCHMIDT THOMAS ,  GEBHARDT JOACHIM ,  LOEHR SANDRA ,  KEIL MICHAEL ,  WEVERS JAN HENDRIK ,  ERK PETER ,  SAXELL HEIDI EMILIA ,  HAMPRECHT GERHARD ,  SEITZ WERNER ,  MAYER GUIDO ,  WOLF BERND ,  COX GERHARD ,  MICHEL ALFRED ,  ZAGAR CYRILL ,  REINHARD ROBERT ,  SIEVERNICH BERND

Inventor： SCHMIDT THOMAS ,  GEBHARDT JOACHIM ,  LOEHR SANDRA ,  KEIL MICHAEL ,  WEVERS JAN HENDRIK ,  ERK PETER ,  SAXELL HEIDI EMILIA ,  HAMPRECHT GERHARD ,  SEITZ WERNER ,  MAYER GUIDO ,  WOLF BERND ,  COX GERHARD ,  MICHEL ALFRED ,  ZAGAR CYRILL ,  REINHARD ROBERT ,  SIEVERNICH BERND

CPC classification number: C07D239/54

Abstract: The present invention relates to a crystalline form of 2-chloro-5-[3,6-dihydro-3-methyl-2,6-dioxo-4-(trifluoromethyl)-1-(2H)-pyrimidinyl]-4-fluoro-N-[[methyl-(1-methylethyl)amino]sulphonyl]benzamide. The invention also relates to a method for preparing this crystalline form and to formulations for crop protection which comprise this crystalline form of the phenyluracil.

Abstract translation: 本发明涉及2-氯-5- [3,6-二氢-3-甲基-2,6-二氧-4-（三氟甲基）-1（2H） - 嘧啶基] -4-氟的结晶形式 N - [[甲基 - （1-甲基乙基）氨基]磺酰基]苯甲酰胺。 本发明还涉及一种用于该结晶形式的制备以及制剂，其包含苯基尿嘧啶的该晶形的作物保护的方法。

公开(公告)号：WO0149668A3

公开(公告)日：2002-02-14

申请号：PCT/EP0100077

申请日：2001-01-05

Applicant: BASF AG ,  ZAGAR CYRILL ,  MENKE OLAF ,  HAMPRECHT GERHARD ,  PUHL MICHAEL ,  REINHARD ROBERT ,  SAGASSER INGO ,  PLATH PETER ,  VOLK THORSTEN ,  WESTPHALEN KARL OTTO ,  WITSCHEL MATTHIAS ,  WALTER HELMUT

Inventor： ZAGAR CYRILL ,  MENKE OLAF ,  HAMPRECHT GERHARD ,  PUHL MICHAEL ,  REINHARD ROBERT ,  SAGASSER INGO ,  PLATH PETER ,  VOLK THORSTEN ,  WESTPHALEN KARL-OTTO ,  WITSCHEL MATTHIAS ,  WALTER HELMUT

IPC: C07D233/64 ,  A01N43/50 ,  A01N43/76 ,  A01N43/78 ,  A01N43/84 ,  A01N57/16 ,  C07D233/54 ,  C07D233/68 ,  C07D401/04

CPC classification number: C07D233/64 ,  C07D233/68

Abstract: 4-Aryl-1-difluoromethoxyimidazoles of formula (I) are disclosed, where the substituents R and R have the meanings given in the description. Compounds of formula (I) are effective herbicides and can be used for the treatment of undesired plant growth. Furthermore, compounds of formula (I) are suitable for the desiccation and/or defoliation of plants, in particular, of cotton. The invention further relates to herbicidal agents and agents for desiccation and/or defoliation of plants.

Abstract translation: 中描述了式（I）的4-芳基-1- difluormethoxyimidazole其中变量R <1>，R <2>和R <3>具有说明书中所提及的含义。 式（I）的化合物是有效的除草剂，可用于防治不希望的植物生长。 此外，式I化合物用于干燥和/或植物的落叶，尤其是棉花，是合适的。 本发明还涉及组合物用于防治有害植物和组合物用于植物干燥和/或脱叶。

公开(公告)号：WO0028822A3

公开(公告)日：2000-11-16

申请号：PCT/EP9908514

申请日：1999-11-06

Applicant: BASF AG ,  REINHARD ROBERT ,  HAMPRECHT GERHARD ,  SCHAEFER PETER ,  ZAGAR CYRILL ,  OTTEN MARTINA ,  WESTPHALEN KARL OTTO ,  WALTER HELMUT ,  MENKE OLAF

Inventor： REINHARD ROBERT ,  HAMPRECHT GERHARD ,  SCHAEFER PETER ,  ZAGAR CYRILL ,  OTTEN MARTINA ,  WESTPHALEN KARL-OTTO ,  WALTER HELMUT ,  MENKE OLAF

IPC: C07D239/56 ,  A01N43/54 ,  A01N43/76 ,  A01N43/78 ,  C07C271/22 ,  C07C271/54 ,  C07C275/30 ,  C07D413/04 ,  C07D413/14 ,  C07D417/04 ,  C07D239/54 ,  C07D417/14

CPC classification number: C07D413/04 ,  A01N43/76 ,  A01N43/78 ,  C07C271/22 ,  C07C271/54 ,  C07C275/30 ,  C07D413/14 ,  C07D417/04

Abstract: The invention relates to herbicidally effective 3-[benz(ox/thi)azol-7-yl]-1H-pyrimidine-2,4-diones of formula (I) and their salts; X = oxygen or sulphur; Y= oxygen or sulphur; Z = chemical bond, C1-C4-alkylene, O, S, SO, SO2; R = H, NH2, C1-C6-alkyl, C1-C6-alkyl halide; R = H, halogen, C1-C6-alkyl, C1-C6-alkyl halide, C1-C6-alkylthio, C1-C6-alkylsulfinyl or C1-C6-alkylsulfonyl; R = H, halogen, C1-C6-alkyl; R = H, halogen; R = CN, halogen, C1-C6-alkyl, C1-C6-alkyl halide, C1-C6-alkoxy or C1-C6-halogenalkoxy; R = H, C3-C7-cycloalkyl, 3 to 7-membered saturated heterocyclyl containing one or more oxygen and/or sulphur atoms, whereby each cycloalkyl ring and each heterocyclyl ring can contain a carbonyl or thiocarbonyl ring member and whereby each cycloalkyl ring and each heterocyclyl ring can be unsubstituted or carry 1-4 substituents. The invention also relates to the agriculturally usable salts of the compounds of formula (I).

Abstract translation: 除草活性的3- [苯并（牛/ THI）唑-7-基] -1H-嘧啶-2,4-二酮（I）及其盐，其中X =氧或硫; Y =氧或硫; Z =化学键，C 1 -C 4 - 亚烷基，O，S，SO，SO 2; [R <1> = H，NH 2，C1-C6-烷基，C1-C6卤代烷基; [R <2> = H，卤素，C1-C6烷基，C1-C6卤代烷基，C1-C6-烷硫基，C1-C6烷基亚磺酰基或C1-C6烷基磺酰基; [R <3> = H，卤素，C1-C6烷基; [R <4> = H，卤素; [R <5> = CN，卤素，C1-C6烷基，C1-C6卤代烷基，C1-C6-烷氧基或C1-C6-卤代烷氧基; [R <6> = H，C3-C7环烷基，3-至7-元饱和杂环基，一个或多个氧和/或含有硫原子，每个环烷基和每个杂环基环是羰基或硫代羰环构件， 可以包括，且可在每一环烷基和杂环基环可以是未取代的或者可以携带1-4个取代基和化合物（I）的可农用盐。

公开(公告)号：WO0220531A3

公开(公告)日：2003-01-03

申请号：PCT/EP0110352

申请日：2001-09-07

Applicant: BASF AG ,  HAMPRECHT GERHARD ,  MENKE OLAF ,  REINHARD ROBERT ,  PUHL MICHAEL ,  SAGASSER INGO ,  ZAGAR CYRILL ,  WITSCHEL MATTHIAS ,  WALTER HELMUT

Inventor： HAMPRECHT GERHARD ,  MENKE OLAF ,  REINHARD ROBERT ,  PUHL MICHAEL ,  SAGASSER INGO ,  ZAGAR CYRILL ,  WITSCHEL MATTHIAS ,  WALTER HELMUT

IPC: A01N43/90 ,  A61B17/32 ,  C07B61/00 ,  C07C331/28 ,  C07D273/00 ,  C07D275/04 ,  C07D413/12 ,  C07D417/12 ,  C07D498/04 ,  C07D513/04

CPC classification number: A01N43/90 ,  C07C331/28 ,  C07D273/04 ,  C07D275/04 ,  C07D413/12 ,  C07D417/12 ,  C07D498/04 ,  C07D513/04

Abstract: The invention relates to a method for producing anellated tetrahydro-[1H]-triazoles of formula I wherein the variables R , Z, Z , X, W, n and Q have the designations cited in patent claim 1, by cyclising compounds of general formula II wherein R represents C(X)OR or C(X)SR , X represents oxygen or sulphur, and R has the designation cited in patent claim 1, in the presence of a base. The invention also relates to compounds of general formula I wherein W represents sulphur if Z represents a methylene group which is optionally substituted by R , as well as other compounds of formula I wherein Q represents a benzoxazole or benzothiazole radical. The invention further relates to the uses of said compounds as herbicides.

Abstract translation: 本发明涉及一种用于制备式-triazolen（I），其中，所述变量R ，Z，Z <1>，X，W，n和Q的稠合四氢 - [1H] - 的制备已在gennanten权利要求1中 有含义，由通式（II）的化合物环化，其中R是C（X）或<2>，或C（X）SR <2>是其中X为氧或硫，并且R <2>在 根据权利要求1具有提到的含义，在碱的存在下进行。 本发明还涉及通式（I）的化合物，其中W是硫，Z是由甲基任选取代的R ，和（I），其中Q为苯并恶唑或苯并噻唑的式的其他化合物 以及这些化合物作为除草剂的用途。

公开(公告)号：WO0112625A3

公开(公告)日：2001-08-23

申请号：PCT/EP0007803

申请日：2000-08-10

Applicant: REINHARD ROBERT ,  HAMPRECHT GERHARD ,  MENKE OLAF ,  PUHL MICHAEL ,  SAGASSER INGO ,  ZAGAR CYRILL ,  OTTEN MARTINA ,  WESTPHALEN KARL-OTTO ,  WALTER HELMUT ,  BASF AG

Inventor： REINHARD ROBERT ,  HAMPRECHT GERHARD ,  MENKE OLAF ,  PUHL MICHAEL ,  SAGASSER INGO ,  ZAGAR CYRILL ,  OTTEN MARTINA ,  WESTPHALEN KARL-OTTO ,  WALTER HELMUT

IPC: C07D263/44 ,  A01N43/40 ,  A01N43/58 ,  A01N43/653 ,  A01N43/76 ,  A01N43/80 ,  A01N43/824 ,  A01N43/836 ,  C07D263/56 ,  C07D413/04

CPC classification number: C07D263/56 ,  A01N43/76 ,  C07D413/04

Abstract: The present invention relates to substituted benzoxazoles of general formula (I) wherein R?1, R2 and R3¿ have the meanings cited in claim 1, and Het stands for a 5- or 6-membered heterocycle bonded by nitrogen and having general formulae (II-1) to (II-18). The invention also relates to agents containing such compounds as well as to a method for combating undesired plant growth; the compounds of general formulae (III), (IV) and (V) are used as intermediate products for the production of the formula (I) compoun ds.