2,5-二氟-4-硝基苯胺 | 1542-36-5

• 物质功能分类: 有机原料 - 氨基化合物 - 环烷胺、芳香单胺、芳香多胺及其衍生物和盐
• 分子结构分类: 有机化合物 - 苯类化合物 - 苯和取代衍生物
• 中文名称: 2,5-二氟-4-硝基苯胺
• 英文名称: 2,5-difluoro-4-nitroaniline
• CAS: 1542-36-5
• 化学式: C₆H₄F₂N₂O₂
• mdl: MFCD11519059
• 分子量: 174.107
• InChiKey: IBGGCVMFSJQOID-UHFFFAOYSA-N

物化性质

• 熔点：
  153-153.5 °C
• 沸点：
  337.2±37.0 °C(Predicted)
• 密度：
  1.554±0.06 g/cm3(Predicted)

计算性质

• 辛醇/水分配系数(LogP)：
  1.3
• 重原子数：
  12
• 可旋转键数：
  0
• 环数：
  1.0
• sp3杂化的碳原子比例：
  0.0
• 拓扑面积：
  71.8
• 氢给体数：
  1
• 氢受体数：
  5

安全信息

• 危险性防范说明：
  P261,P280,P301+P312,P302+P352,P305+P351+P338
• 危险性描述：
  H302,H315,H319,H335

反应信息

• 作为反应物：
  描述：

  2,5-二氟-4-硝基苯胺 在 盐酸 、 SnCl₃^(1-) 作用下， 生成 2,5-二氟-1,4-苯二胺
  参考文献：
  名称：

  Aromatic Fluorine Compounds. V. 1,3,5-Trifluorobenzene¹

  摘要：

  DOI：

  10.1021/ja01145a055
• 作为产物：
  描述：

  2,5-二氟乙酰苯胺 在 盐酸 、 硝酸 作用下， 以 乙醇 为溶剂， 反应 4.0h， 生成 2,5-二氟-4-硝基苯胺
  参考文献：
  名称：

  WO2020041270A5

  摘要：

  公开号：

  WO2020041270A5

文献信息

• Herbicidal substituted-phenyl-1,2,4-triazol-5(1H)-thiones and -ones
  申请人：Kanagawa Chemical Laboratory, Ltd.

  公开号：US05108486A1

  公开（公告）日：1992-04-28

  The present application discloses herbicidal substituted-phenyl-1,2,4-Triazole-5(1H)-thiones and -ones, herbicidal compositions containing these compounds, methods of preparing them, and methods for controlling undesired plant growth by preemrgence and/or postemergence application of the herbicidal compositions to the locus where control is desired. The herbicidal compounds are compounds of the formula ##STR1## wherein Ar is selected from ##STR2## R is selected from haloalkyl; R.sup.1 is selected from alkyl; R.sup.2 is selected from hydrogen, halogen, alkyl haloalkoxy, haloalkyl, alkoxy, alkynyl, alkylthio, nitro, amino and cyano; R.sup.3 is selected from hydrogen, halogen, alkyl, alkoxy, alkynyl, nitro, amino, mono- or disubstituted amino, cyano and hydroxy R.sup.3 is selected from hydrogen, halogen, alkyl, alkoxy, alkynyl, nitro, amino, mono- or disubstituted amino, cyano and hydroxy; R.sup.4 is selected from hydrogen, halogen, alkyl, alkenyl, alkynyl, trimethylsilylalkynyl, cyano, nitro, amino, haloalkyl, mono- or disubstituted amino, tetralkylammonium halide, hydroxy, alkoxy, phenoxy, benzyl, benzyloxy, alkylthio, alkylsulfonyl, alkylcarbonyl, phenylcarbonyl, pyrrolidinyl, piperidinyl, morpholinyl, alkylthioalkoxy, vinyloxy, alkylvinyloxy, halovinyloxy, allyloxy, cycloalkylalkoxy, cycloalkoxy, and haloalkoxy; R.sup.5 is selected from hydrogen, halogen, alkyl, alkoxy, haloalkoxy and haloalkyl; or R.sup.3 and R.sup.4 or R.sup.4 and R.sup.5 may be joined to form --OCH.sub.2 O--, --CH.sub.2 C(CH.sub.3).sub.2 O--, --OC(CH.sub.3 (CH.sub.2 CH.sub.3)O--, --N(CH.sub.2 CH.sub.3)CH.sub.2 CH.sub.2 N(CH.sub.2 CH.sub.3)--, --OCH.sub.2 CH.sub.2 N[CH(CH.sub.3).sub.2 ]--, --OCH.sub.2 CH.sub.2 O--, --OC(CH.sub.3).sub.2 O--, --C(O)C(CH.sub.3).sub.2 O-- or --CH.sub.2 CH.sub.2 CH.sub.2 O--; R.sup.6 is selected from hydrogen, halogen, alkyl and alkylthio; R.sup.7 and R.sup.8 are alkyl, not necessarily the same; and W is selected from S and O.

  本申请揭示了除草取代苯基-1,2,4-三唑-5(1H)-硫醚和酮，包含这些化合物的除草组合物，其制备方法，以及通过将除草组合物在期望控制的地点进行种前和/或种后施用来控制不受欢迎的植物生长的方法。这些除草化合物是以下公式的化合物 其中Ar从中选择 R从卤代烷基中选择；R.sup.1从烷基中选择；R.sup.2从氢，卤素，烷基卤代氧基，卤代烷基，烷氧基，炔基，烷基硫醚，硝基，氨基和氰基中选择；R.sup.3从氢，卤素，烷基，烷氧基，炔基，硝基，氨基，单取代或双取代氨基，氰基和羟基中选择；R.sup.4从氢，卤素，烷基，烯基，炔基，三甲基硅烯基，氰基，硝基，氨基，卤代烷基，单取代或双取代氨基，四烷基铵盐，羟基，烷氧基，苯氧基，苄基，苄氧基，烷基硫醚，烷基磺酰基，烷基羰基，苯基羰基，吡咯啉基，哌啶基，吗啉基，烷基硫醚氧基，烯氧基，烷基烯氧基，卤代烯氧基，烯丙氧基，环烷基烷氧基，环烷氧基和卤代烷氧基中选择；R.sup.5从氢，卤素，烷基，烷氧基，卤代烷氧基和卤代烷基中选择；或R.sup.3和R.sup.4或R.sup.4和R.sup.5可以连接形成--OCH.sub.2 O--，--CH.sub.2 C(CH.sub.3).sub.2 O--，--OC(CH.sub.3 (CH.sub.2 CH.sub.3)O--，--N(CH.sub.2 CH.sub.3)CH.sub.2 CH.sub.2 N(CH.sub.2 CH.sub.3)--，--OCH.sub.2 CH.sub.2 N[CH(CH.sub.3).sub.2 ]--，--OCH.sub.2 CH.sub.2 O--，--OC(CH.sub.3).sub.2 O--，--C(O)C(CH.sub.3).sub.2 O--或--CH.sub.2 CH.sub.2 CH.sub.2 O--；R.sup.6从氢，卤素，烷基和烷基硫醚中选择；R.sup.7和R.sup.8是烷基，不一定相同；W从S和O中选择。
• [EN] HERBICIDAL PHENYLURACILS<br/>[FR] PHÉNYLURACILES HERBICIDES
  申请人：BASF SE

  公开号：WO2021175689A1

  公开（公告）日：2021-09-10

  The present invention relates to phenyluracils of formula (I) or their agriculturally acceptable salts or derivatives, wherein the variables are defined according to the description, processes and intermediates for preparing the phenyluracils of the formula (I), and their use as herbicides, i.e. for controlling harmful plants, and also a method for controlling unwanted vegetation which comprises allowing a herbicidal effective amount of at least one phenyluracil of the formula (I) to act on plants, their seed and/or their habitat.

  本发明涉及式(I)的苯基尿嘧啶或其农业上可接受的盐或衍生物，其中变量根据说明书定义，制备式(I)的苯基尿嘧啶的方法和中间体，以及它们作为除草剂的用途，即用于控制有害植物，还包括一种控制不受欢迎植被的方法，其中包括让式(I)的至少一种苯基尿嘧啶的除草有效量作用于植物、它们的种子和/或它们的栖息地。
• Herbicidal 3-(bicyclic nitrogen-containing
  申请人：FMC Corporation

  公开号：US05661108A1

  公开（公告）日：1997-08-26

  Herbicidal 3-(bicyclic nitrogen-containing heterocycle)-substituted-1-methyl-6-trifluoromethyluracils, compositions containing them, and methods of using them to control undesired plant growth are disclosed. The herbicidal compounds of the present invention are defined by the following generic structure: ##STR1## in which V is N or C--R.sup.1 ; R is hydrogen, straight or branched chain alkyl, alkenyl, alkynyl, hydroxyalkyl, alkoxyalkyl, haloalkyl, alkoxycarbonylalkyl, arylalkyl, optionally substituted with halogen, or aminocarbonylalkyl in which the amino nitrogen is substituted with arylalkyl or one or two alkyl; R.sup.1 is hydrogen, alkyl, haloalkyl, or cyano; R.sup.2 is lower alkyl or amino; and X is hydrogen or halogen, with the proviso that each aliphatic component has not more than six carbon atoms.

  本发明揭示了含有除草剂3-(含有杂环氮的双环杂环)-取代-1-甲基-6-三氟甲基尿嘧啶的组合物，以及使用它们控制不受欢迎的植物生长的方法。本发明的除草化合物由以下通用结构定义：##STR1## 其中V为N或C--R.sup.1；R为氢、直链或支链烷基、烯基、炔基、羟基烷基、烷氧基烷基、卤代烷基、烷氧羰基烷基、芳基烷基，可选地用卤素取代，或氨基羰基烷基，其中氨基氮原子被芳基烷基或一个或两个烷基取代；R.sup.1为氢、烷基、卤代烷基或氰基；R.sup.2为较低烷基或氨基；X为氢或卤素，但要求每个脂肪组分的碳原子数不超过六个。
• 2,5-DISUBSTITUTED-1,4-DIAMINOBENZENES
  申请人：Zhou Zhang-Lin

  公开号：US20130237725A1

  公开（公告）日：2013-09-12

  Asymmetrical 2,5-disubstituted-1,4-diaminobenzenes are provided, along with a process for forming both symmetrical and asymmetrical 2,5-disubstituted-1,4-diaminobenzenes.

  提供了非对称的2,5-二取代-1,4-二氨基苯，并提供了形成对称和非对称的2,5-二取代-1,4-二氨基苯的方法。
• Dyeing compositions for keratinic fibres, based on halogenated
  申请人：L'Oreal

  公开号：US04725283A1

  公开（公告）日：1988-02-16

  The invention relates to dyeing compositions for direct dyeing of keratinic fibres, containing, in a cosmetically acceptable medium: (a) at least one yellow or green-yellow dye corresponding to the formula (I): ##STR1## in which X=Cl, Br, F, and R.sub.1 and R.sub.2 denote, independently of each other, hydrogen, alkyl, hydroxyalkyl, or alkylaminoalkyl in which the aminoalkyl group may be mono- or disubstituted provided that R.sub.1 and R.sub.2 do not simultaneously denote a hydrogen atom, and (b) at least one blue or violet dye corresponding to the formula: ##STR2## in which R.sub.3 denotes a hydrogen atom or an alkyl, monohydroxyalkyl, polyhydroxyalkyl or alkoxyalkyl radical and R.sub.4 and R.sub.5 have separately the same meanings as R.sub.3 but cannot denote a hydrogen atom.

  该发明涉及用于直接染色角蛋白纤维的染色组合物，含有在化妆上可接受的介质中：(a) 至少一种符合以下化学式(I)的黄色或绿黄色染料：其中X=Cl、Br、F，而R.sub.1和R.sub.2分别独立地表示氢、烷基、羟基烷基或烷基氨基烷基，其中氨基烷基基团可以是单取代或双取代，前提是R.sub.1和R.sub.2不能同时表示氢原子；(b) 至少一种符合以下化学式的蓝色或紫色染料：其中R.sub.3表示氢原子或烷基、单羟基烷基、多羟基烷基或烷氧基烷基基团，而R.sub.4和R.sub.5分别具有与R.sub.3相同的含义，但不能表示氢原子。