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Zinc oxalate cas 547-68-2Appearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transportation:by air, by sea, by express
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potassium oxalate
A
bis(4-nitrophenyl)acenaphthenequinonediimine
B
zinc(II) oxalate
Conditions | Yield |
---|---|
In dichloromethane; water Zn complex was suspended in CH2Cl2 and soln. potassium oxalate in water was added, shaked for 5 min; | A 85% B n/a |
[ZnCl2(bis(3,5-dichlorophenyl)acenaphthenequinonediimine)]
potassium oxalate
A
bis(3,5-dichlorophenyl)acenaphthenequinonediimine
B
zinc(II) oxalate
Conditions | Yield |
---|---|
In dichloromethane; water Zn complex was suspended in CH2Cl2 and soln. potassium oxalate in water was added, shaked for 5 min; | A 85% B n/a |
potassium oxalate
A
bis(3-trifluoromethylphenyl)acenaphthenequinonediimine
B
zinc(II) oxalate
Conditions | Yield |
---|---|
In dichloromethane; water Zn complex was suspended in CH2Cl2 and soln. potassium oxalate in water was added, shaked for 5 min; | A 85% B n/a |
potassium oxalate
A
bis(4-trifluoromethylphenyl)acenaphthenequinonediimine
B
zinc(II) oxalate
Conditions | Yield |
---|---|
In dichloromethane; water Zn complex was suspended in CH2Cl2 and soln. potassium oxalate in water was added, shaked for 5 min; | A 73% B n/a |
Conditions | Yield |
---|---|
In dichloromethane; water Zn complex was suspended in CH2Cl2 and soln. potassium oxalate in water was added, shaked for 5 min; | A 70% B n/a |
Conditions | Yield |
---|---|
In dichloromethane; water Zn complex was suspended in CH2Cl2 and soln. potassium oxalate in water was added, shaked for 5 min; | A 70% B n/a |
[ZnCl2(bis(3,5-bis(trifluoromethyl)phenyl)acenaphthenequinonediimine)]
potassium oxalate
A
N,N'-bis(bis(3,5-trifluoromethyl)phenyl)acenaphthenequinonediimine
B
zinc(II) oxalate
Conditions | Yield |
---|---|
In dichloromethane; water Zn complex was suspended in CH2Cl2 and soln. potassium oxalate in water was added, shaked for 5 min; | A 65% B n/a |
Conditions | Yield |
---|---|
In solid heating in air at 270-340°C; elem. anal.; | A n/a B 6% |
Conditions | Yield |
---|---|
In solid heating in air at 310-410°C; elem. anal.; | A 2% B n/a |
Conditions | Yield |
---|---|
With acetone; zinc(II) chloride |
zinc(II) oxalate
Conditions | Yield |
---|---|
at 240℃; | |
at 115℃; under 10 Torr; |
Conditions | Yield |
---|---|
In water zinc carbonate added with stirring to soln. of oxalic acid at 60 °C, stirred for 2 h; ppt. filtered, washed with water, dried at 100 °C; elem. anal.; |
Conditions | Yield |
---|---|
With nonyl phenyl ether In neat (no solvent) stoich. amt. of reactants mixed with ether in mortar; ground for severalmin and kept in thermostate oven at 50-60 °C for 6 h; washed several times with distilled water and acetone; dried in oven at 70-80 °C for 12 h; | |
In water at 5℃; for 2h; |
zinc(II) oxalate
Conditions | Yield |
---|---|
byproducts: CH3OH; at 60°C;; |
zinc(II) oxalate
Conditions | Yield |
---|---|
In water on pouring over with H2O, pptg. of Zn oxalate;; | |
In water on pouring over with H2O, pptg. of Zn oxalate;; |
Conditions | Yield |
---|---|
sodium amide at temp. below melting point of amid, violent react.;; | |
sodium amide on heating at 200°C;; | |
sodium amide at temp. below melting point of amid, violent react.;; | |
sodium amide on heating at 200°C;; |
zinc(II) oxalate
Conditions | Yield |
---|---|
In water on shaking with H2O, dissolving and pptg. of Zn oxalate;; | |
In water on shaking with H2O, dissolving and pptg. of Zn oxalate;; |
zinc oxalate dihydrate
zinc(II) oxalate
Conditions | Yield |
---|---|
In neat (no solvent) byproducts: H2O; heating (quasi-isothermal conditions, 428 K); TGA; | |
In neat (no solvent) Kinetics; byproducts: H2O; investigation of kinetics and mechanism of the dehydration; | |
Kinetics; thermal decompn. under N2 between 105 and 135°C; | |
In neat (no solvent, solid phase) byproducts: H2O; dehydrated in a N2 stream in a tube furnace; | |
In neat (no solvent, solid phase) thermal decompn. of ZnC2O4*2H2O (air); depending on stoichiometry of educt two different crystalforms obtained; |
Conditions | Yield |
---|---|
In not given |
zinc(II) nitrate
oxalic acid
sodium di-2-ethylhexyl sulfosuccinate
zinc(II) oxalate
Conditions | Yield |
---|---|
In diethyl ether; ethanol byproducts: NaNO3; pptn. on mixing Zn-salt soln. (dry EtOH) with Na-salt soln. (dry ether),NaNO3 ppt. filtration off, filtrate washing (dry benzene), dissoln. in isooctane, dry EtOH addn., powder oxalic acid addn., mixt. stirring for 1 h; ppt. sepn. (centrifugation), washing (MeOH/CHCl3 1:1, acetone/MeOH 1:1),drying; |
Conditions | Yield |
---|---|
In not given concd. Zn(NO3)2 soln.;; | |
In not given concd. Zn(NO3)2 soln.;; |
Conditions | Yield |
---|---|
In not given concd. ZnCl2 soln.;; | |
In not given concd. ZnCl2 soln.;; |
Conditions | Yield |
---|---|
In water addn. of soln. of M(II)SO4 to soln. of oxalic acid; |
Conditions | Yield |
---|---|
In water hot oxalic acid soln. was added to aq. soln. of Zn salt; |
Conditions | Yield |
---|---|
In acetone on addn. (drop by drop) of ZnCl2 in acetone to soln. of oxalic acid/acetone with complete exclusion of water;; | |
In water for 2h; |
Conditions | Yield |
---|---|
In water compd. is still containing 0.79% H2O after drying at 240°C;; |
Conditions | Yield |
---|---|
In water water removed under vac. at 353 K; | |
Stage #1: zinc(II) nitrate hexahydrate With HoVO4 for 0.5h; Stage #2: oxalic acid dihydrate In water for 4h; | |
With tetraethylammonium hydroxide; sodium hydroxide In water pH=10; |
zinc(II) oxalate
Conditions | Yield |
---|---|
In neat (no solvent) byproducts: monomethylamine, CO, CO2; thermal decompn. (225-374°C, air, heating rate 5°C/min):; differential thermal anal., thermogravimetry;; |
zinc(II) carbonate
B
zinc(II) oxalate
Conditions | Yield |
---|---|
In not given saturating a soln. of (NH4)2C2O4 with ZnCO3 at digestion for a longer period of time; evaporation;; first pptn. of ZnC2O4; pptn.;; |
Conditions | Yield |
---|---|
In not given on react. of soln. of zinc oxalate with 3n Na2CO3;; | 99% |
In water | 99% |
In not given on react. of soln. of zinc oxalate with 3n Na2CO3;; | 99% |
In water | 99% |
zinc(II) oxalate
2-(2-Aminoethylamino)ethanol
(oxalato bis-(hydroxyethyl)ethylenediamine) zinc(II)
Conditions | Yield |
---|---|
two-fold excess of the N-(2-hydroxyethyl)ethylendiamine was added to the Zn oxalate, triturated and allowed to stand for 1 h; ppt. was filtered off, washed with ethanol and then with ether and dried in a vac. desiccator; chem. anal.; | 90% |
Conditions | Yield |
---|---|
In water at 135℃; for 24h; Time; Autoclave; | 84% |
Conditions | Yield |
---|---|
In water at 115℃; for 120h; pH=6; | 72% |
zinc(II) oxalate
Conditions | Yield |
---|---|
at 405℃; | |
at 405℃; |
zinc(II) oxalate
Conditions | Yield |
---|---|
In neat (no solvent) decompn. temp. should be at least 400°C;; | |
air; heating (418 K, 0.5 h), heating (5 K/min, to 653 K), calcination (673 K, 4 h); | |
decompn.;; |
Conditions | Yield |
---|---|
In neat (no solvent) heating at 1470K for 48h in air wih one intermediate grinding, annealed at 1420K for 24h in air; |
Conditions | Yield |
---|---|
In neat (no solvent) pressing (ratio of educts 1:1:1), heating (1100°C, >20 days, powder diffraction monitoring), melting (CO2-laser, 30 min), slow cooling to 600°C; |
Conditions | Yield |
---|---|
In water on satg. of aq. K hypophosphite with ZnC2O4 and heating at boiling point;; | |
In water on satg. of aq. K hypophosphite with ZnC2O4 and heating at boiling point;; |
Conditions | Yield |
---|---|
In not given on heating of soln., satd. with K oxalate at 25°C, up to boiling, addn. of Zn oxalate in small excess, filtration , cooling down at 40°C; storing of mother liquor on air at 20 - 25°C for 3 - 4 days;; |
Conditions | Yield |
---|---|
In acetic acid on addn. of Zn oxalate to hot soln. of KNO2, neutralized with acetic acid;; | |
In acetic acid aq. acetic acid; on addn. of Zn oxalate to hot soln. of KNO2, neutralized with acetic acid;; |
Conditions | Yield |
---|---|
In water on satg. of aq. ethylamine with anhyd. ZnC2O4 and concg. to dryness or on addn. of 96% alc. (ninefold excess) to Zn oxalate ethylamine mixture and filtration of ppt.;; |
Conditions | Yield |
---|---|
With citric acid In water 3 M citric soln mixed with each metal solns.; heated at 40°C for .apprx.30 min; viscous gel obtained after slow evapn.; heated at .apprx.200°C; ignited; calcined at 1000°C; detd.by XRD; | |
With citric acid In water stoich.; citric acid soln. added to metal soln., heated at 40°C for approx. 30 min with continuous stirring, slowly evapd. until highly viscous gel was formed, heated at .apprx. 200°C (ignition), residue calcined at 1000°C for 2 h; |
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