物理性质
- 熔点5 °C
- 沸点436.0±45.0 °C at 760 mmHg
- 闪点217.5±28.7 °C
- 密度1.2±0.1 g/cm3
- pKa:0.78±0.22(预测)
- PSA:57.65
- LogP:3.64
- 折射率1.498
- 蒸汽压0.0±1.0 mmHg at 25°C
- 溶解性二甲基亚砜:100 mg/mL(260.85 mM)
- 敏感性纯品为无色液体,工业品为褐色或淡黄色。m.p.约5°C,b.p.170°C/66.6Pa、 202°C/400Pa,蒸气压 0.54×10-3Pa (20°C)。常温下易溶于丙酮、二氯甲烷、甲醇、丙二醇、二甲苯、甲苯、醋酸乙酯等多种有机溶剂,难溶于水,分配系数3160。对光稳定,在潮湿土壤中半衰期为7d,其本身半衰期21d,常温1年或50°C时2周稳定。对眼睛有中等刺激作用,对皮肤有轻微刺激作用。动物试验未见致畸、致癌、致突变作用。
- 外观形态淡黄色液体
- 储存条件库房通风低温干燥环境;与食品原料分开储运
- 产品应用吡氟禾划灵是防治禾本科杂草和选择性芽后除草剂.用于棉花,大豆,油菜等大田,防除一年生和多年生杂草,效果显著.大鼠口服LD50为3000mg/kg,雄小鼠1490mg/kg,雌小鼠1770mg/kg.
- 性质描述无色或浅黄色油状液体.沸点167°C(6.65×10-3kPa),能与甲醇,丙柄,环乙酮,已烷,二甲苯,氯仿混溶,在水中的溶解度为2ppm.
欧盟法规
ECHA物质ECHA物质化妆品禁用物质清单C&L通报REACH预注册上下游产品
2-fluoro-5-(trifluoromethyl)pyridine (R)-2-(4-hydroxyphenoxy)propionic acid butan-1-ol 合成工艺路线路线简述
- 合成目标产物 Fluazifop-P-Butyl 主要起始原料 2-Fluoro-5-Trifluoromethylpyridine And (R)-(+)-2-(4-Hydroxyphenoxy)Propionic Acid And 1-Butanol
- 139218-75-0 + 96025-50-2 = 79241-46-6
反应条件:1.1 Reagents: Potassium Carbonate Solvents: Dimethylformamide; Rt -> 90 °C1.2 85 - 90 °C; 7 H,85 - 90 °C
标题:Synthesis Of (2R)-2-[4-[[5-(Trifluoromethyl)-2-Pyridinyl]Oxy]Phenoxy]Propanoic Acid Butyl Ester [(+)-Fluazifop Butyl]
作者:Li,Ruijun; Bai,Yanhai; Shi,Ben; Xiao,Pengfei
参考文献:Nongyao 日期:2007 卷标:46(5) 页码:305-306]
69045-82-5 + 71-36-3 + 94050-90-5 = 79241-46-6
反应条件:1.1 Reagents: Tripotassium Phosphate Catalysts: Tetrabutylammonium Iodide Solvents: Dimethylformamide; 2 H,50 - 60 °C; 60 °C -> 5 °C1.2 Reagents: Cyanuric Chloride; 10 Min,5 °C; 1 H,25 °C1.3 3 H,Rt1.4 Reagents: Sodium Hydroxide Solvents: Water; 10 Min,Ph 8,0 - 5 °C
标题:A New Method For One-Pot Synthesis Of Aryloxyphenoxypropionate Herbicides Using 2,4,6-Trichloro-1,3,5-Triazine And (N-Bu)4Ni As A Homogeneous Catalyst
作者:Kalhor,Mehdi; Dadras,Akbar; Mobinikhaledi,Akbar; Tajik,Hassan
参考文献:Journal Of The Chilean Chemical Society 日期:2011 卷标:56(4) 页码:833-836
2-氟-5-三氟甲基吡啶,(R)-(+)-2-(4-羟基苯氧基)丙酸,正丁醇置于potassium Phosphate,四丁基碘化铵,三聚氯氰体系中,用 N,N-二甲基甲酰胺 作为反应溶剂,化学反应 3.17H,以81%的收率获得产物精吡氟禾草灵
参考文献:A New Method For One-Pot Synthesis Of Aryloxyphenoxypropionate Herbicides Using 2,4,6-Trichloro-1,3,5-Triazine And (N-Bu)4Ni As A Homogeneous Catalyst
标题:A New Method For One-Pot Synthesis Of Aryloxyphenoxypropionate Herbicides Using 2,4,6-Trichloro-1,3,5-Triazine And (N-Bu)4Ni As A Homogeneous Catalyst
摘要:The One-Pot Reaction Of Halo-Heterocycle,(R)-4-Hydroxyphenoxy Propionic Acid And An Alcohol,Amine Or Sulfonamide Is Described As An Efficient Method For The Synthesis Of Aryloxyphenoxy Propionate Hrerbicides By Using 2,4,6-Trichloro-1,3,5-Triazine In The Presence Of (Bu-N)(4)Ni,As A Homogeneous Catalyst Under Mild Conditions. The Present Procedure Offers Several Advantages,Such As Good Yields,Short Reaction Times And Easy Workup.
DOI:10.4067/s0717-97072011000400002
海关参考信息
- 2905122000-异丙醇
2905130000-正丁醇
2905310000-1,2-乙二醇
2905320000-1,2-丙二醇 - 💡 提示:海关信息按照顺序优先匹配,如需确认的海关信息,请参考相关资料。
- 详情请参考:📖 海关编码查询和海关进出口税则
专利信息
专利号:US-11919928-B2
优先权日:2016-03-16
标题 :Method for producing dihydrotentoxin
发明人:KUBO TAKASHI; MACHIDA MASAYUKI; FUJIOKA TOMONORI; YAMAGUCHI Shigenari; KAWAI KIYOSHI
权利人:KUMIAI CHEMICAL INDUSTRY CO
摘要:An object of the present invention is to identify an enzyme having activity of synthesizing dihydrotentoxin that is a tentoxin precursor and an enzyme having activity of synthesizing tentoxin using dihydrotentoxin as a substrate. The present invention concerns a tentoxin synthesis-related gene encoding a protein comprising the amino acid sequence of SEQ ID NO: 16 and having activity of nonribosomal peptide synthesis of dihydrotentoxin and a tentoxin synthesis-related gene encoding a protein comprising the amino acid sequence of SEQ ID NO: 18 and having activity of converting dihydrotentoxin to tentoxin.
专利号:US-2021386068-A1
优先权日:2018-11-07
标题 :Compositions comprising pyridine carboxylate herbicides and very long chain fatty acid (vlcfa) synthesis inhibitor herbicides
发明人:KISTER JEREMY; SATCHIVI NORBERT M
权利人:CORTEVA AGRISCIENCE LLC
摘要:Disclosed herein are compositions comprising (a) a pyridine carboxylate herbicide or an agriculturally acceptable N-oxide, salt, or ester thereof and (b) a VLCFA synthesis inhibitor herbicide. Also disclosed herein are methods of controlling undesirable vegetation, comprising applying to vegetation or an area adjacent the vegetation or applying in soil or water to control the emergence or growth of vegetation (a) a pyridine carboxylate herbicide or an agriculturally acceptable N-oxide, salt, or ester thereof, and (b) a VLCFA synthesis inhibitor herbicide.
专利号:US-2021352899-A1
优先权日:2018-11-07
标题 :Compositions comprising pyridine carboxylate herbicides and fatty acid and lipid synthesis inhibitor herbicides
发明人:KISTER JEREMY; SATCHIVI NORBERT M
权利人:CORTEVA AGRISCIENCE LLC
摘要:Disclosed herein are compositions comprising (a) a pyridine carboxylate herbicide or an agriculturally acceptable N-oxide, salt, or ester thereof and (b) a fatty acid and lipid synthesis inhibitor (FA/LSI) herbicide, an agriculturally acceptable salt or ester thereof, or mixtures thereof. Also disclosed herein are methods of controlling undesirable vegetation, comprising applying to vegetation or an area adjacent the vegetation or applying in soil or water to control the emergence or growth of vegetation (a) a pyridine carboxylate herbicide or an agriculturally acceptable N-oxide, salt, or ester thereof and (b) a fatty acid and lipid synthesis inhibitor (FA/LSI) herbicide, an agriculturally acceptable salt or ester thereof, or mixtures thereof.
专利号:ES-2717283-T3
优先权日:2012-07-24
标 题:Herbicidal compositions comprising 4-amino-3-chloro-5-fluoro-6- (4-chloro-2-fluoro-3-methoxyphenyl) pyridine-2-carboxylic acid or a derivative thereof and herbicides inhibitors of VLCFA synthesis and synthesis of fatty acids / lipids
专利号:TW-I655905-B
优先权日:2012-07-24
标题 :Contains 4-amino-3-chloro-5-fluoro-6-(4-chloro-2-fluoro-3-methoxyphenyl)pyridine-2-carboxylic acid or a derivative thereof and very long chain fatty acid (VLCFA) Synthesis of herbicidal compositions with fatty acid/fat synthesis inhibiting herbicides
专利号:US-9644469-B2
优先权日:2012-07-24
标题 :Herbicidal compositions comprising 4-amino-3-chloro-5-fluoro-6-(4-chloro-2-fluoro-3-methoxyphenyl) pyridine-2-carboxylic acid or a derivative thereof and VLCFA and lipid synthesis inhibiting herbicides
发明人:YERKES CARLA N; MANN RICHARD K; SHIRAISHI IKUO; YANAGIYAMA SHINGO; SATCHIVI NORBERT M
权利人:DOW AGROSCIENCES LLC
摘要:A synergistic herbicidal composition containing (a) a compound of formula (I): n nor an agriculturally acceptable salt or ester thereof and (b) VLCFA and fatty acid/lipid synthesis inhibiting herbicides, including but not limited to, acetochlor, alachlor, anilofos, benfuresate, cafenstrole, dimethenamid-P, fentrazamide, indanofan, flufenacet, mefenacet, s-metolachlor, molinate, pethoxamid, pretilachlor, prosulfocarb, pyroxasulfone, thenylchlor and thiobencarb, or a salt or ester thereof, provide synergistic weed control of undesirable vegetation in direct-seeded, water-seeded and transplanted rice, cereals, wheat, barley, oats, rye, sorghum, corn or maize, sugarcane, sunflower, oilseed rape, canola, sugar beet, soybean, cotton, pineapple, pastures, grasslands, rangelands, fallowland, turf, tree and vine orchards, aquatics, plantation crops, vegetables, industrial vegetation management (IVM) or rights-of-way (ROW).