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inquiryChemical name: sodium carbonate Molecular Formula: Na2CO3 Appearance: white crystalline powder Properties: soluble in water, alkaline aqueous solution significantly, and release heat, easy to deliquescence; react with the acid salt generated.
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inquiryAppearance:off-white to white solid Storage:Store in a cool,dry place and keep away from direct strong light Package:As customer request Application:Used for Synthesis API and Research Transportation:By Sea/Air/Courier Port:Qingdao
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inquiryConditions | Yield |
---|---|
In water NH3 passed into a soln. of (NH4)2CO3-NaCl until satn.; product free of Cl and NH3; | 100% |
In water NH3 passed into a soln. of (NH4)2CO3-NaCl until satn.; product free of Cl and NH3; | 100% |
water
potassium carbonate
B
sodium carbonate
C
sodium hydroxide
Conditions | Yield |
---|---|
With tetrahydrofuran | A 100% B n/a C n/a |
carbon monoxide
hydrogen
A
hydrogen sulfide
B
water
C
sodium carbonate
Conditions | Yield |
---|---|
with molten Na2SO4*10H2O; heating at 927 to 983°C for 2 h; ratio of CO and H2 1:3; | A 98% B n/a C n/a |
Conditions | Yield |
---|---|
iron(III) oxide In neat (no solvent) passing a mixture of CO/H2O-vapor over powdered Na2SO4 at 660°C; partial pressure of H2O: 0.3 at, catalyst: Fe2O3 in form of a Fe(NO3)2-soln.;; 85-92% Na2CO3;; | 97% |
With catalyst: Fe2O3 and Sb2O5 or Fe2O3 and Sb2O4 or; Fe2O3 and As2O5 In neat (no solvent) passing a mixture of CO/H2O-vapor (CO from passing air through hot charcoal) over Na2SO4; partial pressure of H2O: 0.4 at, gas, containing 14.6% CO, is applied in 1.5-fold excess; catalyst: mixture of Fe2O3 and Sb2O5, Sb2O4 or As2O5;; 88.5% Na2CO3;; | 93.8% |
With catalyst: Fe2O3 and Sb2O5 or Fe2O3 and Sb2O4 or; Fe2O3 and As2O5 In neat (no solvent) passing a mixture of CO/H2O-vapor (CO from passing air through hot charcoal) over Na2SO4, partial pressure of H2O: 0.4 at, catalyst :mixture of Fe2O3 and Sb2O5, Sb2O4 or As2O5;; 91.3-95.6% Na2CO3;; | 94-97.6 |
Conditions | Yield |
---|---|
after V. A. Shushunov and A. M. Pavlov, Dokl. Akad. Nauk SSSR, 89, 1033(1953); | A 95% B 5% |
Conditions | Yield |
---|---|
In tetrahydrofuran reductive disproportionation, mechanism discussed;; IR; iron carbonyl not isolated;; | A 82% B 94% |
Conditions | Yield |
---|---|
sodium hydroxide In solid byproducts: H2; with NaOH (1:0.05) in N2 atmosphere, the heating rate 6 deg/min; | A 92% B n/a |
In solid thermal decomposition of sodium formate in H2 atmosphere (TG at 435 :degree.C, the heating rate 6 deg/min; | A 35% B n/a |
In solid thermal decomposition of sodium formate in CO atmosphere (TG at438 °C), the heating rate 6 deg/min; | A 34% B n/a |
Conditions | Yield |
---|---|
In tetrahydrofuran addn. of CO2 to suspension of Na2(Os(CO)4) in THF, filtn. onto I2 at 4°C;; pptg. of carbonate; soln.: removal of solvent (IR), sublimation off excess I2, extn. into toluene and concg. under vacuum;; | A 61% B 92% |
Conditions | Yield |
---|---|
With sodium hydroxide In water at 0℃; for 1h; | 91% |
Conditions | Yield |
---|---|
With [(1,1,4,7,10,10-hexamethyltriethylenetetramine)(Fe(NO)2)2]; sodium In tetrahydrofuran at 20℃; under 760.051 Torr; for 72h; Glovebox; Inert atmosphere; Sealed tube; | 90% |
With Na-silicate In water introduction of CO2 into the aq. soln.;; | |
With Na-aryl sulfonate In further solvent(s) byproducts: aryl sulfonic acid ester; dissolving Na-aryl sulfonate (from aryl sulfonic acid and NaCl) in an alcohol, introduction of CO2-gas;; |
Conditions | Yield |
---|---|
In water byproducts: BaSO4; wt.-ratio Na2SO4:BaCO3=5:11, 7h. at 33.+-.1°C;; | 88.97% |
With Ba(HCO3)2 In not given reaction of a soln. of BaCO3 with Na2SO4; complete reaction by addition of a small amount of Ba(HCO3)2;; |
sodium tetrahydroborate
sodium formate
A
sodium oxalate
B
sodium carbonate
Conditions | Yield |
---|---|
In solid reaction of sodium formate with NaBH4 (1:0.05) in N2 atmosphere, the heating rate 6 deg/min; | A 88% B n/a |
In solid reaction of sodium formate with NaBH4 (1:1) in N2 atmosphere, the heating rate 6 deg/min; | A 0% B n/a |
Conditions | Yield |
---|---|
With pyrographite In neat (no solvent) Leblanc process: heating; Na2SO4:CaCO3:C=100:100:75;; | 88% |
In melt | 0% |
In water Electrolysis; electrolysis of Na2SO4 soln. with an inert anode covered with a layer of insoluble CaCO3; reaction of CaCO3 with formed H2SO4 forming CO2; reaction of CO2 with NaOH formed in the cathod region;; | |
In melt | 0% |
In water |
2Na(1+)*W(CO)5(2-) = Na2[W(CO)5]
carbon dioxide
A
tungsten hexacarbonyl
B
sodium carbonate
Conditions | Yield |
---|---|
In tetrahydrofuran reductive disproportionation; mechanism discussed;; IR;; | A 83% B n/a |
In tetrahydrofuran soln. of the W-compound was treated with gasous CO2 at -78°C, warmed to 25°C; solvent removed (vac.), extd. (diethyl ether), ether removed (vac.); IR, MAS; | A 83% B n/a |
carbon dioxide
iodine
cis-{RuI2(CO)4}
B
sodium carbonate
Conditions | Yield |
---|---|
In tetrahydrofuran bubbling of excess CO2 through a suspension of Na2(Ru(CO)4) in THF (stirred 20min, 4°C), filtration of soln. onto I2 at 4°C;; pptg. of carbonate; soln.: removal of solvent (IR), sublimation off of excess iodine, extn. with THF;; | A 73% B 61% |
Conditions | Yield |
---|---|
In tetrahydrofuran bubbling of gaseous CO2 through suspension of corresponding carbonyl complex in THF for 5min at room temp.;; IR; removal of excess CO2 under vacuum, concg., extraction with pentane, concg. under reduced pressure; pentane insol. ppt.: carbonate;; | A 67% B 57% |
Conditions | Yield |
---|---|
CO2 reacts with (Fe(cp)(C6H6)) (1 atm, 0°C) in presence of PMe3 and NaPF6 to (Fe(cp)(PMe3)3)PF6; | A 66% B 33% C n/a |
Conditions | Yield |
---|---|
With sodium peroxide In neat (no solvent) byproducts: Na2SO4; oxidation of Se on melting with Na2O2in a Ni crucible;; the formed melt contains NaOH and Na2CO3; isolation as mixture of Na2SeO4 and Na2SO4;; | A 58% B n/a C n/a |
With Na2O2 In neat (no solvent) byproducts: Na2SO4; oxidation of Se on melting with Na2O2in a Ni crucible;; the formed melt contains NaOH and Na2CO3; isolation as mixture of Na2SeO4 and Na2SO4;; | A 58% B n/a C n/a |
Conditions | Yield |
---|---|
In neat (no solvent) decomposition at 390°C, formation of acetone, Na2CO3 and traces of C between 410 and 450°C while distilling;; | A n/a B <1 C 53% |
In neat (no solvent) decomposition at 390°C, formation of acetone, Na2CO3 and traces of C between 410 and 450°C while distilling;; | A n/a B <1 C 53% |
sodium formate
lithium hydroxide
A
sodium oxalate
B
sodium carbonate
Conditions | Yield |
---|---|
In solid byproducts: H2; reaction of sodium formate with LiOH (1:0.05) in N2 atmosphere, the heating rate 6 deg/min; | A 49% B n/a |
A
triphenylphosphine tungsten pentacarbonyl
B
sodium formate
C
sodium hydrogencarbonate
D
sodium carbonate
Conditions | Yield |
---|---|
With carbon dioxide; triphenylphosphine In acetonitrile Irradiation (UV/VIS); (Ar or N2); UV irradn. (>420 nm) of soln. of W compd. and PPh3 with stirring at ca. 20°C for ca. 12 h under CO2 pressure, formed ppt. was sepd.; W(CO)5PPh3 was detected IR spect. in filtrate, not isolated; NaHCOO detected 1HNMR spect. in D2O soln. of ppt.; Na2CO3 and NaHCO3 detd. in aq. soln. of ppt. by titrn.; | A 70-90 B 20% C 18% D 39% |
A
triphenylphosphine tungsten pentacarbonyl
trans-triphenylphosphane tetracarbonyltungsten
C
sodium formate
D
sodium hydrogencarbonate
E
sodium carbonate
Conditions | Yield |
---|---|
With carbon dioxide; triphenylphosphine In acetonitrile Irradiation (UV/VIS); (Ar or N2); UV irradn. (>420 nm) of soln. of W compd. and PPh3 with stirring at ca. 20°C for ca. 12 h under CO2 pressure, formed ppt. was sepd.; W compds. were detected IR spect. in filtrate, not isolated; NaHCOO detected 1HNMR spect. in D2O soln. of ppt.; Na2CO3 and NaHCO3 detd. in aq. soln. of ppt. by titrn.; | A n/a B n/a C 30% D 29% E 27% |
Conditions | Yield |
---|---|
Hydrolysis; |
Conditions | Yield |
---|---|
With ozone at 20℃; Mechanism; Rate constant; Thermodynamic data; variation in pH, acidity of solution, and temperature; activation energy; |
alpha-D-glucopyranose
A
ethanol
B
sodium glycolate
C
sodium carbonate
D
sodium lactate
Conditions | Yield |
---|---|
With sodium hydroxide at 145℃; for 1h; Product distribution; |
Conditions | Yield |
---|---|
With sodium hydroxide at 145℃; for 1h; Product distribution; |
Conditions | Yield |
---|---|
With sodium hydroxide at 145℃; for 1h; Product distribution; |
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