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:1429-50-1
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Min.Order:1 Gram
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inquiryAbout Product Details Item Specification Test Results Appearance White crystalline powder Conform
Cas:1429-50-1
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inquiryEthylenebis(nitrilodimethylene)tetraphosphonic acid Basic information Product Name: Ethylenebis(nitrilodimethylene)tetraphosphonic acid Synonyms: N,N,N',N'-
Cas:1429-50-1
Min.Order:1 Kilogram
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inquiryWith our good experience, we offer detailed technical support and advice to assist customers. We communicate closely with customers to establish their quality requirements. Consistent Quality Our plant has strict quality control in each manufacturin
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Min.Order:1 Kilogram
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inquiryWITH US,YOUR MONEY IN SAFE,YOUR BUSINESS IN SAFE 1)Quick Response Within 12 hours; 2)Quality Guarantee: All products are strictly tested by our QC, confirmed by QA and approved by third party lab in China, USA, Canada, Germany, UK, Italy, France et
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Min.Order:1 Kilogram
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inquiryProduct Name Ethylenebis(nitrilodimethylene)tetraphosphonic acid CAS 1429-50-1 MF C6H20N2O12P4 MW 436.12 EINECS 215-851-5 Appearan
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Min.Order:5 Metric Ton
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inquiryWe are leading fine chemicals supplier in China and Our main business covers the fields below: 1.Noble Metal Catalysts (Pt.Pd...) 2.Organic Phosphine Ligands (Tert-butyl-phosphine.Cyclohexyl-phosphine...) 3.OLED intermediat
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inquiryEDTMPA is white crystal powder at room temperature, with melting point 215-217℃, hard to be dissolved in water, the solubility is less that 5% at room temperature, easy dissolved in ammonia.EDTMPA has strong metal ion chelating capacity, whose chel
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Cas:1429-50-1
Min.Order:1 Kilogram
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Min.Order:1 Gram
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Cas:1429-50-1
Min.Order:10 Gram
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Type:Trading Company
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Min.Order:100 Gram
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Min.Order:1 Gram
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Cas:1429-50-1
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Min.Order:10 Gram
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Cas:1429-50-1
Min.Order:1 Gram
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Cas:1429-50-1
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Type:Manufacturers
inquiryConditions | Yield |
---|---|
Stage #1: ethylenediamine With hydrogenchloride; phosphonic Acid In water for 0.0333333h; Microwave irradiation; Stage #2: formaldehyd In water for 0.166667h; Irani-Moedritzer reaction; Microwave irradiation; | 63% |
With hydrogenchloride; phosphonic Acid | |
With hydrogenchloride; phosphonic Acid In water Heating; |
Conditions | Yield |
---|---|
Stage #1: ethylenediamine With phosphorous acid In water at 136℃; Reflux; Stage #2: formaldehyd In water at 130 - 136℃; for 4.33333h; | A 48.2% B 28.8% |
Conditions | Yield |
---|---|
With hydrogenchloride; phosphoric acid In water at 100℃; for 3h; | A 18.8% B 36.7% |
chloromethylphosphonic acid
ethylenediamino tris(methylenephosphonic acid)
1,2-ethanediylbistetraphosphonic acid
Conditions | Yield |
---|---|
With sodium hydroxide |
Conditions | Yield |
---|---|
(i) aq. NaOH, (ii) /BRN= 605263/; Multistep reaction; |
Conditions | Yield |
---|---|
With sodium carbonate |
formaldehyd
ethylenediamine
A
1,2-ethanediylbistetraphosphonic acid
B
ethylenediamino tris(methylenephosphonic acid)
Conditions | Yield |
---|---|
With phosphorous acid; methanesulfonic acid In water at 105 - 130℃; for 2.5 - 6h; Product distribution / selectivity; Heating / reflux; | A 40 - 73.6 %Spectr. B n/a |
With phosphorous acid; methanesulfonic acid; sulfuric acid In water at 105℃; for 6.33333h; Product distribution / selectivity; Heating / reflux; | A 75.5 %Spectr. B n/a |
formaldehyd
ethylenediamine
A
1,2-ethanediylbistetraphosphonic acid
B
ethylenediamino tris(methylenephosphonic acid)
Conditions | Yield |
---|---|
With hydrogenchloride; phosphorous acid In water at 110℃; for 3h; Product distribution / selectivity; |
Conditions | Yield |
---|---|
With phosphorus(III) oxide; methanesulfonic acid at 45 - 80℃; for 2h; | 94.5 %Spectr. |
N,N,N',N'-tetrakis(hydroxymethyl)ethanediamine
1,2-ethanediylbistetraphosphonic acid
Conditions | Yield |
---|---|
Stage #1: N,N,N',N'-tetrakis(hydroxymethyl)ethanediamine With phosphorus(III) oxide; methanesulfonic acid at 50 - 80℃; for 1h; Stage #2: With water at 25℃; for 1h; Temperature; Concentration; |
1,2-ethanediylbistetraphosphonic acid
Conditions | Yield |
---|---|
With sodium hydroxide In water at 90℃; for 1h; Reagent/catalyst; Time; Large scale; | 97.4% |
1,2-ethanediylbistetraphosphonic acid
Conditions | Yield |
---|---|
With KOH In water byproducts: RuO2; equimolar quantity of reagents; heated on water-bath for 30 min; filtered; heated for 1-1.5 h; added KOH (pH=5); filtered; evapd.; ground with acetone; filtered off; washed (mixture of methanol and ethanol (2/1)); elem. anal.; TA; UV; | 90% |
1,2-ethanediylbistetraphosphonic acid
Conditions | Yield |
---|---|
In water byproducts: RuO2; equimolar quantity of reagents; heated on water-bath for 30-40 min; filtered; evapd. on water-bath; ground with acetone; filtered off; washed (acetone); dried in vac. desiccator; elem. anal.; TA; UV; | 83% |
Conditions | Yield |
---|---|
In water ligand in H2O mixed with AlCl3 in H2O; centrifuged, treated with 0.02 M HCl, stirred in ultrasonic bath for 30 min, standed overnight at room temp., the same treatment repeated 3 times, H2O added, lyohpylized overnight, elem. anal.; | 78% |
Conditions | Yield |
---|---|
With LiF; (C2H5)3N In ethanol; water High Pressure; adjusted to pH 5.3 with (C2H5)3N, kept in an autoclave at 160°C for 4 d; elem. anal.; | 77% |
Conditions | Yield |
---|---|
In water ligand in H2O mixed with AlCl3 in H2O; centrifuged, treated with 0.02 M HCl, stirred in ultrasonic bath for 30 min, standed overnight at room temp., the same treatment repeated 3 times, H2O added, lyohpylized overnight, elem. anal.; | 76% |
2-(1-(pyrazin-2-yl)ethylidene)hydrazine-1-carbothioamide
sodium molybdate dihydrate
1,2-ethanediylbistetraphosphonic acid
Conditions | Yield |
---|---|
Stage #1: cobalt(II) nitrate hexahydrate; 1-(1-(pyrazin-2-yl)ethylidene)thiosemicarbazide; sodium molybdate dihydrate; 1,2-ethanediylbistetraphosphonic acid In water; acetonitrile at 20℃; for 2h; Stage #2: With hydrogenchloride In water; acetonitrile at 130℃; for 72h; pH=2.7 - 3; Autoclave; | 52.7% |
sodium tungstate (VI) dihydrate
2-(1-(pyrazin-2-yl)ethylidene)hydrazine-1-carbothioamide
1,2-ethanediylbistetraphosphonic acid
Conditions | Yield |
---|---|
Stage #1: cobalt(II) nitrate hexahydrate; sodium tungstate (VI) dihydrate; 1-(1-(pyrazin-2-yl)ethylidene)thiosemicarbazide; 1,2-ethanediylbistetraphosphonic acid In methanol; water at 20℃; for 2h; Stage #2: With hydrogenchloride In methanol; water at 130℃; for 72h; pH=3 - 3.35; Autoclave; | 47.8% |
1,2-ethanediylbistetraphosphonic acid
Conditions | Yield |
---|---|
In water Ru/EDTP = 2/1; complex added to hot soln. of ligand, heated for 1 h; pentahydrate washed with water, dried in vac. desiccator, filtrate evapd.; ground with ethanol; dried in vac. desiccator; TA; UV, elem. anal.; | A 37% B 8.1% |
Conditions | Yield |
---|---|
With LiF; (C2H5)3N In ethanol; water High Pressure; adjusted to pH 5-6 with (C2H5)3N, kept in an autoclave at 140°C for 4 d; cooled slowly to room temp., crystals sepd. manually; elem. anal.; | 35% |
1,2-ethanediylbistetraphosphonic acid
Conditions | Yield |
---|---|
In water equimolar quantity of reagents; heated on water-bath for 30 min; filtered; evapd.; ground with acetone; filtered off; dried in vac. desiccator; elem. anal.; TA; UV; | 27.2% |
1,2-ethanediylbistetraphosphonic acid
Conditions | Yield |
---|---|
With sodium hydroxide; dihydrogen peroxide In water at 60℃; pH 9; |
1,2-ethanediylbistetraphosphonic acid
lanthanum(III) chloride
Conditions | Yield |
---|---|
With potassium hydroxide In not given molar ratio La:ligand=1:1, pH=1.24-2.16 (pptn.); filtration, washing (EtOH, acetone, ether), drying (105°C); elem.anal.; |
1,2-ethanediylbistetraphosphonic acid
lanthanum(III) chloride
Conditions | Yield |
---|---|
With potassium hydroxide In not given molar ratio La:ligand=1:1, pH=3.65 (pptn.); filtration, washing (EtOH, acetone, ether), drying (105°C); elem.anal.; |
1,2-ethanediylbistetraphosphonic acid
Conditions | Yield |
---|---|
In water 50°C, cooling 0°C; without separation; |
1,2-ethanediylbistetraphosphonic acid
Conditions | Yield |
---|---|
In water 50°C, cooling 0°C; without separation; |
1,2-ethanediylbistetraphosphonic acid
Conditions | Yield |
---|---|
In water ligand metal ion mole ratio 1.0:1.6; washing, drying in dry air at 25°C; |
1,2-ethanediylbistetraphosphonic acid
Conditions | Yield |
---|---|
In water ligand metal ion mole ratio 0.5:0.6; washing, drying in dry air at 25°C; |
1,2-ethanediylbistetraphosphonic acid
Conditions | Yield |
---|---|
In water ligand metal ion mole ratio 0.5:0.6; washing, drying in dry air at 25°C; |
1,2-ethanediylbistetraphosphonic acid
Conditions | Yield |
---|---|
In water ligand metal ion mole ratio 1.0:1.6; washing, drying in dry air at 25°C; |
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