DayangChem exported this product to many countries and regions at best price. If you are looking for the material's manufacturer or supplier in China, DayangChem is your best choice. Pls contact with us freely for getting detailed product spe
Cas:78-50-2
Min.Order:1 Kilogram
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inquiryItems Standard Result Appearance White solid Conforms Assay(GC) 98%min
Cas:78-50-2
Min.Order:1 Kilogram
FOB Price: $150.0 / 800.0
Type:Manufacturers
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Min.Order:1 Kilogram
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Cas:78-50-2
Min.Order:5 Kiloliter
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Type:Manufacturers
inquiryProduct Name: Trioctylphosphine oxide Synonyms: CYANEX 921;TOPO;TRI-N-OCTYLPHOSPHINE OXIDE;TRI-N-OCTYLPHOSPHINOXIDE;TRIOCTYLPHOSPHINE OXIDE;hostarexpx324;trioctyl-phosphineoxid;TRIOCTYLPHOSPHINE OXIDE, TECH
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Min.Order:1 Kilogram
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inquiryOur Advantage Rich Experience Our products are sold all over Europe,North&South America, Sino-East, Asia and pacific area as well as Africa,we establish long term. Quality service Company cooperates with research institutes. We strictly con
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Min.Order:10 Gram
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inquiryhebei yanxi chemical co., LTD who registered capital of 10 million yuan, nearly to $2 million, we have a pharmaceutical raw materials factory production of pharmaceutical raw materials, and a reagent r&d center, and we do research and developmen
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Min.Order:1 Kilogram
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Cas:78-50-2
Min.Order:1 Kilogram
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inquiryTrioctylphosphine oxide CAS:78-50-2 Qingdao Belugas Import and Export Co., Ltd. is a scientific and technological company integrating research and development, production and trade of chemical intermediates, specializing in high quality organic inte
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Min.Order:1 Gram
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inquiryTrioctylphosphine oxide CAS: 78-50-2 Specification Category Pharmaceutical Raw Materials, Fine Chemicals, Bulk drug Standard Medical standard Shelf life 2 years Storage should be stored in a well-
Cas:78-50-2
Min.Order:1 Kilogram
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Type:Other
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inquirySuperior quality, moderate price & quick delivery. Appearance:white crystal powder Storage:Stored in cool, dry and ventilation place; Away from fire and heat Package:10g/bag,or as your request Application:Used as Pharmaceutical Intermediates Tr
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inquiryTrioctylphosphine oxide Basic information Product Name: Trioctylphosphine oxide Synonyms: Trioctylphosphineoxide,99%TOPO;Trioctylphosphineoxide,min.90%TOPO;Phosphine oxide, trioctyl-;HISHICOLIN PO-8;CYANEX 921;TOPO;TRI-N-OCTYLPHOSPHINE OXIDE;T
Cas:78-50-2
Min.Order:1 Gram
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Type:Lab/Research institutions
inquiryProduct Details Grade: pharmaceutical grade Purity:99%+ ProductionCapacity: 1000 Kilogram/Month Scope of use: For scientific research only(The product must be used legally) Our Advantage 1. Best quality with competitive price. 2. Quick shipping,
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Min.Order:1 Kilogram
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Min.Order:1 Kilogram
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Min.Order:100 Gram
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Type:Lab/Research institutions
inquiryConditions | Yield |
---|---|
With fluorosulfonylchloride In dichloromethane for 1h; Ambient temperature; | 98% |
Stage #1: TOP With water; dihydrogen peroxide In toluene at 0 - 20℃; for 12h; Inert atmosphere; Stage #2: In toluene at 20℃; for 4h; Molecular sieve; | 90% |
In 1,2,4-trimethylbenzene at 25℃; for 1h; Inert atmosphere; | |
With selenium; octadec-1-ene |
Conditions | Yield |
---|---|
In chloroform at 50℃; for 2h; | 95.1% |
cyanex-921
Conditions | Yield |
---|---|
With water In toluene at 20℃; for 1h; | 92.6% |
TOP
4-chlorophenylphosphonoyl dichloride
A
cyanex-921
B
4-chlorophenyldichlorophosphine
Conditions | Yield |
---|---|
In dichloromethane | A n/a B 84% |
Conditions | Yield |
---|---|
With acetic acid at 120 - 135℃; for 8h; | 81.4% |
Conditions | Yield |
---|---|
With sodium amide; tert-butyl alcohol In tetrahydrofuran at 40℃; for 0.833333h; | 72% |
3-(4-chlorophenyl)-4-trioctylphosphiniminofurazan
A
cyanex-921
B
azoxy(4-chlorophenylfurazan)
Conditions | Yield |
---|---|
With 3-chloro-benzenecarboperoxoic acid In 1,2-dichloro-ethane for 2h; Heating; | A n/a B 60% |
Conditions | Yield |
---|---|
In toluene; Petroleum ether | 39% |
With hydrogenchloride; trichlorophosphate In 5,5-dimethyl-1,3-cyclohexadiene; diethyl ether; water |
1-bromo-octane
A
oxyde de dioctyl phosphine
B
cyanex-921
C
octylphosphinic acid
Conditions | Yield |
---|---|
With potassium hydroxide semihydrate; phosphorus; N-benzyl-N,N,N-triethylammonium chloride In toluene at 60 - 62℃; for 5h; Reagent/catalyst; Inert atmosphere; | A n/a B n/a C 19% |
octylmagnesium bromide
cyanex-921
Conditions | Yield |
---|---|
With diethyl ether; trichlorophosphate | |
With trichlorophosphate |
1-Chlorooctane
phenylphosphinic acid
A
cyanex-921
B
dioctyl(phenyl)phosphine oxide
Conditions | Yield |
---|---|
With sodium hydroxide 1.) 200 deg C, 24 h, 2.) reflux, 3 h; Yield given. Multistep reaction. Yields of byproduct given; |
1-Chlorooctane
octylphenylphosphinous acid
A
cyanex-921
B
dioctyl(phenyl)phosphine oxide
Conditions | Yield |
---|---|
With sodium hydroxide 1.) 200 deg C, 24 h, 2.) reflux, 3 h; Yield given. Multistep reaction. Yields of byproduct given; |
Conditions | Yield |
---|---|
With phosphorus; iodine 1) 125 - 130 deg C, 36 h, 2) H2O; Yield given. Multistep reaction. Yields of byproduct given. Title compound not separated from byproducts; |
1-Iodooctane
A
dioctylphosphinic acid
B
cyanex-921
D
1-methylheptyl-di-n-octylphosphine oxide
Conditions | Yield |
---|---|
With phosphorus; iodine 1) 150 - 160 deg C, 16 h, 2) H2O; Yield given. Multistep reaction. Yields of byproduct given. Title compound not separated from byproducts; |
Conditions | Yield |
---|---|
With potassium hydroxide 1.) 200 deg C, 7.5 h, 2.) reflux, 4 h; Yield given. Multistep reaction; |
1-bromo-octane
octylphenylphosphinous acid
A
cyanex-921
B
dioctyl(phenyl)phosphine oxide
Conditions | Yield |
---|---|
With sodium hydroxide 1.) 200 deg C, 5 h, 2.) reflux, 3 h; Yield given. Multistep reaction. Yields of byproduct given; |
Conditions | Yield |
---|---|
With phosphorus; potassium hydroxide; N-benzyl-N,N,N-triethylammonium chloride In tetrahydrofuran at 60 - 65℃; for 6h; Yield given; |
3-(4-chlorophenyl)-4-trioctylphosphiniminofurazan
A
cyanex-921
B
3-(4-chlorophenyl)-4-nitrofurazan
C
azoxy(4-chlorophenylfurazan)
Conditions | Yield |
---|---|
With 3,3-dimethyldioxirane In acetone for 16h; Ambient temperature; |
cyanex-921
Conditions | Yield |
---|---|
With trichlorophosphate Alkylation; |
Conditions | Yield |
---|---|
In chloroform at 20℃; Inert atmosphere; Schlenk technique; |
Conditions | Yield |
---|---|
In chloroform at 20℃; Inert atmosphere; Schlenk technique; |
sodium dioctylphosphinate
cyanex-921
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: chloroform / 16 h / 80 °C 2: chloroform / 2 h / 50 °C View Scheme | |
Multi-step reaction with 3 steps 1: chloroform / 16 h / 80 °C 2: water / chloroform 3: acetic acid / 8 h / 120 - 135 °C View Scheme | |
Multi-step reaction with 3 steps 1: chloroform / 16 h / 80 °C 2: toluene / 24 h / 100 °C 3: water / toluene / 1 h / 20 °C View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: sodium hypophosphite; acetic acid / 4 h / 120 - 135 °C 2: chloroform / 16 h / 80 °C 3: chloroform / 2 h / 50 °C View Scheme | |
Multi-step reaction with 4 steps 1: sodium hypophosphite; acetic acid / 4 h / 120 - 135 °C 2: chloroform / 16 h / 80 °C 3: water / chloroform 4: acetic acid / 8 h / 120 - 135 °C View Scheme | |
Multi-step reaction with 4 steps 1: sodium hypophosphite; acetic acid / 4 h / 120 - 135 °C 2: chloroform / 16 h / 80 °C 3: toluene / 24 h / 100 °C 4: water / toluene / 1 h / 20 °C View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: toluene / 24 h / 100 °C 2: water / toluene / 1 h / 20 °C View Scheme |
MoO2Br2(H2O)2
cyanex-921
Conditions | Yield |
---|---|
In diethyl ether mixed; evapd.(vac. room temp.), elem. anal.; | 99% |
cyanex-921
3-amino-4-(p-chlorophenyl)-1,2,5-oxadiazole
3-(4-chlorophenyl)-4-trioctylphosphiniminofurazan
Conditions | Yield |
---|---|
With trifluoromethanesulfonic acid anhydride In dichloromethane 1.) -5 deg C, 0.5 h; 2.) -5 deg C, 3 h, then room temperature, overnight; | 93% |
Conditions | Yield |
---|---|
In water suspending MoO3 in aq. H2O2 at 40°C for 4 h, addn. of the ligand,kept for 2 h; concn. (vac.), extn. (CH2Cl2), evapn., washing (H2O), drying (vac.); elem. anal.; | 93% |
Conditions | Yield |
---|---|
In water; benzene UO2(NO3)2 soln. at pH 2 extd. with benzene soln. of PMAP and TOPO; benzene layer dried with Na2SO4, evapd. dryness in rotary evaporator and product recrystd. twice from n-hexane; elem. anal.; | 89% |
Conditions | Yield |
---|---|
In chloroform at 20℃; Inert atmosphere; Schlenk technique; | 81.7% |
cyanex-921
[(κ2-P,O-2-(bis(2-methoxyphenyl)phosphino)benzenesulfonato)PdMe(OPOct3)]
Conditions | Yield |
---|---|
With AgBF4 In dichloromethane byproducts: AgCl, NaBF4; using Schlenk techniques; stirring of suspn. of ((κ2-P,O-2-(2-MeOC6H4)2PC6H4SO3)PdCl(μ-Na))2 (0.5 equiv.), AgBF4 (1 equiv.) and OPOct3 (1 equiv.) in CH2Cl2 for 30 min in the dark; pptn., filtration, evapn., washing with pentane, drying under vac.; elem. anal.; | 81% |
Conditions | Yield |
---|---|
In chloroform at 20℃; Inert atmosphere; Schlenk technique; | 80.8% |
cyanex-921
bis(trifluoromethane)sulfonimide lithium
Conditions | Yield |
---|---|
Stage #1: cyanex-921; bis(trifluoromethane)sulfonimide lithium In ethanol at 60℃; Stage #2: europium(III) nitrate hexahydrate In ethanol; water at 60℃; for 4h; | 76% |
Conditions | Yield |
---|---|
In ethanol at 20 - 50℃; for 21h; | 75% |
Conditions | Yield |
---|---|
In 1,4-dioxane W compd. addn. to P-compd. soln. with stirring; oily phase sepn., washing (water, MeOH), solvent elimination (heating, 50°C, vac.), solidification (refrigerator); elem. anal.; | 73% |
Conditions | Yield |
---|---|
In ethanol at 20 - 50℃; for 21h; | 71% |
Conditions | Yield |
---|---|
In ethanol at 20 - 50℃; for 21h; | 68% |
Conditions | Yield |
---|---|
In ethanol; water addition of 0.05 g Eu salt (as nitrate hydrate) in H2O (10 ml) to 0.08 g of the dione and 0.078 g of the phosphine oxide in 10 ml ethanol and solvation of the precipitate by addition of ethanol with stirring;; crystallization on standing in a beaker overnight; elem. anal., detn. by (1)H NMR-, IR spectroscopy, X-ray diffraction;; | 60% |
Conditions | Yield |
---|---|
In chloroform-d1 Solvent; | 60% |
Conditions | Yield |
---|---|
With pinacolboronic acid In acetonitrile at 100℃; for 120h; Inert atmosphere; Glovebox; Sealed tube; Schlenk technique; | 57% |
With 1,1,3,3-Tetramethyldisiloxane; titanium(IV) isopropylate In various solvent(s) at 100℃; for 10h; | |
With indium(III) bromide; 1,1,3,3-Tetramethyldisiloxane In toluene at 100℃; for 18h; Inert atmosphere; Sealed tube; |
(meso-5,10,15,20-tetra-p-tolylporphyrinato)Ti(η2-3-hexyne)
cyanex-921
(meso-5,10,15,20-tetra-p-tolylporphyrinato)bis(trioctylphosphine oxide)Ti
Conditions | Yield |
---|---|
In toluene byproducts: 3-hexyne; under N2; Ti complex and 2 equiv. of ligand in toluene stirred for 2.5 h; concd.; redissolved in hexanes; reduced in vac.; cooled to -25°C for 1 d; elem. anal.; | 52% |
Conditions | Yield |
---|---|
In pentane (N2); addn. of 1 equiv. of boron compd. to a soln. of phosphine in pentane; elem. anal.; | 51% |
Conditions | Yield |
---|---|
In further solvent(s) byproducts: ClCH(CH3)2; addn. of phosphine oxide to soln. of Ti-halide in heptadecane, heating (N2-atmosphere, 300°C), rapid addn. of 1 equiv. of Ti-alkoxide, 5 min; centrifugation, washing (acetone); XRD pattern characterisation; | 50% |
Conditions | Yield |
---|---|
In further solvent(s) byproducts: BrCH(CH3)2; addn. of phosphine oxide to soln. of Ti-halide in heptadecane, heating (N2-atmosphere, 300°C), rapid addn. of 1 equiv. of Ti-alkoxide, 5 min; centrifugation, washing (acetone); XRD pattern characterisation; | 50% |
Conditions | Yield |
---|---|
In further solvent(s) byproducts: FCH(CH3)2; addn. of phosphine oxide to soln. of Ti-halide in heptadecane, heating (N2-atmosphere, 300°C), rapid addn. of 1 equiv. of Ti-alkoxide, 5 min; centrifugation, washing (acetone); XRD pattern characterisation; | 50% |
Conditions | Yield |
---|---|
In further solvent(s) byproducts: ICH(CH3)2; addn. of phosphine oxide to soln. of Ti-halide in heptadecane, heating (N2-atmosphere, 300°C), rapid addn. of 1 equiv. of Ti-alkoxide, 5 min; centrifugation, washing (acetone); XRD pattern characterisation; | 50% |
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