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inquiryName: Paraquat dichloride Synonyms: N,N'-Dimethyl-4,4'-bipyridinium dichloride CAS: 1910-42-5 MF: C12H14N2 Appearance: white powder Storage:Store in cool and dry place, away from sun light. Package: 25kgs/drum Application:Herbicides T
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Conditions | Yield |
---|---|
With silver(I) chloride In water | 95% |
With Amberlite IRA-400 |
Conditions | Yield |
---|---|
In N,N-dimethyl-formamide at 140℃; for 24h; | 94% |
at 140℃; for 4h; | 2.43 g |
Conditions | Yield |
---|---|
In acetonitrile at 60℃; for 12h; | 92.3% |
Conditions | Yield |
---|---|
In water at 130℃; for 8h; | |
at 20℃; for 1h; |
methyl viologen cation radical
paraquat dichloride
Conditions | Yield |
---|---|
With ruthenium(III) In water Rate constant; | |
With water; titanium(IV) oxide; isopropyl alcohol Equilibrium constant; Irradiation; |
methyl viologen radical cation chloride
nitrobenzene
A
nitrobenzene radical anion
B
paraquat dichloride
Conditions | Yield |
---|---|
With isopropyl alcohol In water at 23℃; Equilibrium constant; Mechanism; Rate constant; Irradiation; pulse radiolytic study, effect of pH; |
4-cyano-1-methylpyridinium chloride
paraquat dichloride
Conditions | Yield |
---|---|
With sodium hydrogencarbonate; titanium(IV) oxide In ethanol Irradiation; |
A
paraquat dichloride
B
cucurbituril
Conditions | Yield |
---|---|
With Tris buffer; sodium chloride In water at 25℃; pH=7.2; Equilibrium constant; Further Variations:; Reagents; |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 71 percent / dimethylformamide / 1.) in an ice bath, 1 h, 2.) RT, 24 h 2: Amberlite IRA-400 View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: sodium carbonate; potassium carbonate / toluene / 6 h / 80 °C / Inert atmosphere 2: 1 h / 20 °C View Scheme |
pyridin-4-yl trifluoromethanesulfonate
4-pyridylboronic acid
paraquat dichloride
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: bis-triphenylphosphine-palladium(II) chloride; potassium carbonate / toluene / 6 h / 80 °C / Inert atmosphere 2: 1 h / 20 °C View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: potassium carbonate; palladium diacetate / toluene / 6 h / 80 °C / Inert atmosphere 2: 1 h / 20 °C View Scheme |
methyl viologen radical cation chloride
paraquat dichloride
Conditions | Yield |
---|---|
With choline chloride; urea |
Conditions | Yield |
---|---|
In water | 100% |
Conditions | Yield |
---|---|
In water for 72h; | 96% |
paraquat dichloride
(CH3NC5H4)2(2+)*CdBr2Cl2(2-)=(CH3NC5H4)2(CdBr2Cl2)
Conditions | Yield |
---|---|
In not given elem. anal.; | 95% |
carbon monoxide
paraquat dichloride
Conditions | Yield |
---|---|
With sodium acetate In methanol Pt complex was added with stirring to soln. of CH3COONa in methanol under CO; after 24 h soln. of methylviologen in methanol was added; mixt. was stirred for 1 h; filtered; washed (methanol); dried (vac.); elem. anal.; | 94% |
paraquat dichloride
N,N'-dimethyl-4,4'-bipyridinium dihexafluorophosphate
Conditions | Yield |
---|---|
With ammonium hexafluorophosphate In water at 20℃; for 0.5h; | 93% |
With potassium hexafluorophosphate In water at 20℃; for 2h; | 64% |
With ammonium hexafluorophosphate In water |
paraquat dichloride
Conditions | Yield |
---|---|
In methanol paraquat dichloride in methanol added to a stirred soln. of SnCl4*5H2O in methanol and stirred for 15 min;; ppt. filtered, dried in air and recrystd. from MeOH/H2O (1:1) mixt.; elem. anal.;; | 90% |
Conditions | Yield |
---|---|
In methanol; water Mn(NO3)2 (1 mmol) and methyl viologen dichloride (1 mmol) dissolved in H2O; stirred (30 min); soln. of Na4Re6Se8(CN)6 in methanol added; stirredovernight (room temp.); ppt. collected by filtration; washed with H2O; dried in air; elem. anal.; | 90% |
paraquat dichloride
Conditions | Yield |
---|---|
In water for 0.5h; Inert atmosphere; Heating; | 89% |
bis(η6-1,3,5-trimethylbenzene)niobium(0)
paraquat dichloride
Nb(C9H12)2Cl
Conditions | Yield |
---|---|
In toluene N2 or Ar atmosphere; stirring (room temp., 5 h); filtration, partial evapn., pptn. by addn. of heptane, filtration, drying (vac., room temp.); elem. anal.; | 87% |
Conditions | Yield |
---|---|
With sodium hydroxide In water; acetone N2-atmosphere; slow addn. of Cu-complex (in H2O) to 1.5 equiv. of bipyridinium salt (in H2O), evapn., dissoln. in H2O/NaOH, addn. of 2 equiv. ofSn-compd. (in Me2CO, pptn.); filtration, washing (H2O/Me2CO), drying (vac., overnight); elem. anal.; | 87% |
paraquat dichloride
1,1'-dimethyl-4,4'-bipiperidine
Conditions | Yield |
---|---|
With hydrogen; rhodium In water under 760 Torr; for 5h; Product distribution; Ambient temperature; variation of catalyst, supports, reaction time; | 85% |
paraquat dichloride
1,1'-dimethyl-1,1'-dihydro-4,4'-bipyridyl
Conditions | Yield |
---|---|
With ammonium hydroxide; sodium hydroxide; sodium dithionite for 2h; | 83% |
With magnesium In acetonitrile for 48h; Ambient temperature; Yield given; | |
controlled potential bulk electrolysis; Hg/SCE electrodes, -1.3 V; | |
With cesium anthracene In benzene at 60℃; for 2h; |
Conditions | Yield |
---|---|
With HCl In methanol to SnCl2 in degassed MeOH/HCl under inert atm. paraquat dichloride is added and stirred for 30 min;; ppt. filtered under N2 and dried in vacuo; elem. anal.;; | 82% |
paraquat dichloride
stannic bromide
(CH3NC5H4)2(2+)*SnBr4Cl2(2-)=(CH3NC5H4)2(SnBr4Cl2)
Conditions | Yield |
---|---|
In methanol paraquat dichloride in methanol added to SnBr4 in methanol and stirred for 15 min;; ppt. filtered, dried in air and recrystd. from MeOH/H2O (1:1) mixt.; elem. anal.;; | 76% |
Conditions | Yield |
---|---|
In water methylviologen dichloride (0.2 mmol), KSCN (0.5 mmol) and NiCl2*6H2O (0.1 mmol) dissolved in water; soln. filtered, filtrate slowly evapd. at room temp.; crystals obtained after 7 d; elem. anal.; | 67.9% |
Conditions | Yield |
---|---|
In methanol n-BuSnCl3 in methanol added dropwise to paraquat dichloride in methanol at room temp. and stirred for 20 min;; ppt. filtered, washed with methanol and dried in air; elem. anal.;; | 62% |
paraquat dichloride
Conditions | Yield |
---|---|
In methanol; water Heating / reflux; | 61% |
paraquat dichloride
(1,1'-dimethyl-4,4'-bipyridinediium) bis(2,3-quinoxalinedithiolato)zincate
Conditions | Yield |
---|---|
In methanol layering of the bipyridinedium chloride in MeOH to the metal complex inMeOH and standing at room temp. for 15 h; filtn., washing with MeOH and drying (high vac.); elem. anal.; | 58% |
5-((2′-carboxy-[1,1′-biphenyl]-4-yl)methoxy)isophthalic acid
water
cobalt(II) diacetate tetrahydrate
paraquat dichloride
Conditions | Yield |
---|---|
at 140℃; for 72h; Autoclave; High pressure; | 58% |
paraquat dichloride
fullerene-C60
1,2-dichloro-benzene
benzene
Conditions | Yield |
---|---|
Stage #1: paraquat dichloride; benzene With cesium anthracene at 60℃; for 2h; Glovebox; Inert atmosphere; Stage #2: fullerene-C60; 1,2-dichloro-benzene at 60℃; for 24h; Glovebox; Inert atmosphere; | 58% |
paraquat dichloride
(1,1'-dimethyl-4,4'-bipyridinediium) bis(cis-1,2-dicyano-1,2-ethenedithiolato)cadmate
Conditions | Yield |
---|---|
according to A. Fernandez, H. Goerner, H. Kisch, Chem. Ber. 118 (1985) 1936; A. Fernandez, H. Kisch, ibid. 117 (1984) 3102;; elem. anal.; | 57% |
paraquat dichloride
(1,1'-dimethyl-4,4'-bipyridinediium) bis(cis-1,2-dicyano-1,2-ethenedithiolato)mercurate
Conditions | Yield |
---|---|
according to A. Fernandez, H. Goerner, H. Kisch, Chem. Ber. 118 (1985) 1936; A. Fernandez, H. Kisch, ibid. 117 (1984) 3102;; elem. anal.; | 57% |
potassium hexafluorophosphate
paraquat dichloride
Conditions | Yield |
---|---|
Stage #1: 2,6-diethyl-4,4-difluoro-1,3,5,7-tetramethyl-8-(4-iodophenyl)-4-bora-3a,4a-diaza-s-indacene With N-Bromosuccinimide In dichloromethane at 20℃; for 0.5h; Darkness; Inert atmosphere; Stage #2: paraquat dichloride In dichloromethane; N,N-dimethyl-formamide at 20℃; for 0.5h; Darkness; Inert atmosphere; Stage #3: potassium hexafluorophosphate In N,N-dimethyl-formamide Inert atmosphere; | 56% |
(tetrabutylammonium)2 bis(2,3-quinoxalinedithiolato)cadmate
paraquat dichloride
(1,1'-dimethyl-4,4'-bipyridinediium) bis(2,3-quinoxalinedithiolato)cadmate
Conditions | Yield |
---|---|
In methanol layering of the bipyridinedium chloride in MeOH to the metal complex inMeOH and standing at room temp. for 15 h; filtn., washing with MeOH and drying (high vac.); elem. anal.; | 55% |
5-((2′-carboxy-[1,1′-biphenyl]-4-yl)methoxy)isophthalic acid
cadmium(II) acetate dihydrate
paraquat dichloride
Conditions | Yield |
---|---|
In water at 130℃; for 72h; Autoclave; High pressure; | 55% |
Conditions | Yield |
---|---|
With HCl In methanol equimolar amts. of Me2SnCl2 and paraquat dichloride dissolved in methanol; concd. HCl added;; soln. allowed to evaporate in desiccator, after 2 days crystals filtered and dried; elem. anal.;; | 54% |
paraquat dichloride
(1,1'-dimethyl-4,4'-bipyridinediium) bis(2-thioxo-1,3-dithiol-4,5-dithiolato)zincate
Conditions | Yield |
---|---|
In methanol; chloroform; acetone dropwise addn. of bipyridinediium chloride in MeOH-CHCl3 to the metal complex in acetone and standing at room temp. for 15 h; filtn., washing with MeOH and drying (high vac.); elem. anal.; | 53% |
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