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inquiryProduct name Lanthanum chloride CAS 10099-58-8 MF Cl3La MW 245.26 Melting point 860 °C Boiling point 1812 °C Density 3.84 g/mL at 25 °C Fp
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Conditions | Yield |
---|---|
With HCl In tetrahydrofuran gaseous HCl was condensed into soln. of La complex in THF to result in a formation of finely dispersed ppt.; ppt. of CuCl sepd. by centrifugation, washed with water under Ar, driedin vacuo at 50°; aq. soln. evapd. to dryness to give LaCl3; products identified by elem. anal.; | A 96.8% B 99% |
lanthanum(III) chloride
Conditions | Yield |
---|---|
In neat (no solvent, solid phase) byproducts: H2O; Schlenk techniques; heating La compd. under vacuum (1E-3 Torr); | 99% |
Conditions | Yield |
---|---|
In hydrogenchloride metal oxide treated with 1:1 hydrochloric acid; soln. filtered, evapd. to dryness, crystals dried in vaccum dessicator over CaCl2; | 85% |
In hydrogenchloride soln. evapd., dissolved (distd. water), again evapd. and dissolved (distd. water; pH adjusted to 5; | |
In hydrogenchloride |
Conditions | Yield |
---|---|
With pyrographite In gas byproducts: CO; by chlorination-chem. vapor transport react.; mixt. of Er2O3 and La2O3 with carbon and KCl (1:1:6:1 at. ratio) placed in alumina reactor and chlorinated with dry Cl2 (20 cm**3/min) at 800 K for 2 h; gas replace by Ar:Cl2 at 800-1300 K; detn. of separation factor; | A 36.89% B 24.85% |
B
lanthanum(III) chloride
Conditions | Yield |
---|---|
In neat (no solvent) Al2Cl6 prepd. from Al and Cl2; in Duran tube, at 500°C (Cl2); chemical vapour phase transport with Al2Cl6 from 500 to 400°C, 24 h; | A n/a B 8% |
Kinetics; 622-793 K; |
Conditions | Yield |
---|---|
in inert gas at 200-400°C; quant. reaction requires a fourfold excess of NH4Cl; | >99 |
In neat (no solvent) absence of moisture; large excess NH4Cl, evacuated quartz tube, 500-600 K; sublimation off of excess NH4Cl (vac., 700 K); | |
In not given byproducts: NH3, H2O; reaction at 650 K; sublimation at 1300 K for 8 h; |
hydrogenchloride
lanthanum(III) chloride
Conditions | Yield |
---|---|
In hydrogenchloride mixed, decompn.; | |
In not given purified twice by sublimation in Ta tube; | |
La2O3 reacted with HCl and NH4Cl; dried under dynamic vac., sublimed; |
lanthanum(III) chloride
Conditions | Yield |
---|---|
With NH4Cl In neat (no solvent) heating of LaCl3*99H2O in the presence of NH4Cl (Handbuch der preparativen anorganischen Chemie, Herausg. G. Brauer, Studgardt, 1975); |
lanthanum(III) chloride
Conditions | Yield |
---|---|
In diethyl ether under inert gas, ether - acid drying, finally dried at 190 °C under vacuum; |
lanthanum(III) chloride
Conditions | Yield |
---|---|
With hydrogenchloride reaction of the oxide with HCl gas at 274-600°C; | |
With hydrogenchloride In hydrogenchloride La2O3 dissolved in concd. HCl; soln. evapd., residual chloride purified by high-temperature react. with NH4Cl (J.Kutscher and A.Schneider, Z.Anorg.Allg.Chem., 389 (1972) 157); | |
With ammonium chloride In hydrogenchloride mixture was coprecipitated and subsequently heated at 700 K in vacuum; |
Conditions | Yield |
---|---|
at 300°C, 1-2 d, sealed tube; |
Conditions | Yield |
---|---|
In neat (no solvent) passing stream of COCl2 over La2O3 at 600 °C;; |
Conditions | Yield |
---|---|
In neat (no solvent) absence of moisture; large excess AlCl3, evacuated quartz tube, 573 K; fractional sublimation over 450 to 650 K gradient, removal of residual AlCl3 on heating in Cl2/N2 stream; |
Conditions | Yield |
---|---|
La2O3 reacts partially to the chloride on heating with CCl4 in a sealed glass ampoule at 400°C and 100 atm.; | |
In neat (no solvent) passing steam of CCl4 over La2O3 at 330 °C;; | |
La2O3 reacts partially to the chloride on heating with CCl4 in a sealed glass ampoule at 400°C and 100 atm.; |
Conditions | Yield |
---|---|
With pyrographite In solid byproducts: CO; at 800°C for 2 h; | |
at 650°C, in presence of CO; | |
With aluminium trichloride; pyrographite In neat (no solvent) chlorinating of rare earth/carbon (molar ration 3/1) mixt. (Cl2 flow rate 20 ml/min, 800 K, 2 h), heating in CO/HCl flow (800-1200 K), chemical vapor transport (AlCl3, 1300 K, 6 h, CO carrier gas, 40 ml/min); atomic emission spectrometric monitoring; | |
In neat (no solvent) Kinetics; chlorination of La2O3 under Ar/Cl2 was studied at temp. range 260-950°C; TGA, XRD, elem. anal. (EDAX); |
Conditions | Yield |
---|---|
In neat (no solvent) Kinetics; equilibrium at 200 - 300°C;; | |
at 400°C, equilibrium reaction; |
lanthanum
chromium(III) chloride
A
chromium
B
lanthanum(III) chloride
Conditions | Yield |
---|---|
In melt exchange reaction (KCl/NaCl melt, 1073 K); |
lanthanum(III) chloride
Conditions | Yield |
---|---|
With thionyl chloride In thionyl chloride byproducts: sulfur dioxide, HCl; mixture was refluxed with an excess SOCl2 until SO2 and HCl evolution had stopped, then the remaining SOCl2 was disd. off; LaCl3 was dried in vac.; |
Conditions | Yield |
---|---|
In hydrogenchloride sample digesting repeatedly with concd. acid; |
lanthanum(III) chloride
Conditions | Yield |
---|---|
With hydrogenchloride In neat (no solvent) charged in vessel-shaped crucible, put into silica glass tube in resistance furnace, sintered at 200-230°C for 6-7 h in dried HCl, the furnace cooled; | |
In neat (no solvent, solid phase) dehydrating at 190°C for 24 h under vac.; | |
With NH4Cl In melt mixt. of LaCl3*7H2O and NH4Cl (1:8 molar ratio) heated to 120, 200 and 340°C and kept for 3 h at each temp.; |
B
lanthanum(III) chloride
C
tin(IV) chloride
Conditions | Yield |
---|---|
In neat (no solvent) thermic decomposition;; |
lanthanum(III) chloride
Conditions | Yield |
---|---|
In neat (no solvent) Kinetics; sample heating in thermal analyser in N2 at 20 K/min up to 800°C; TG, DTG; |
lanthanum(III) chloride
Conditions | Yield |
---|---|
With air In neat (no solvent) byproducts: HCl; thermal decompn. in air, in a Pt-crucible, above 300°C; |
Conditions | Yield |
---|---|
In neat (no solvent) heating in quartz ampoule under vacuum (5E-3 Torr) to 250°C (1°C/min); |
Conditions | Yield |
---|---|
byproducts: SO2; above 400°C; | |
byproducts: SO2; above 400°C; |
lanthanum(III) chloride
Conditions | Yield |
---|---|
thermal decompn. at 500-1000°C; | |
thermal decompn. at 500-1000°C; | |
thermal decompn. at 500-1000°C; |
Conditions | Yield |
---|---|
In neat (no solvent) heating in sealed ampoule for 10 d, temp.gradient T1: 1000°C, T2: 1100°C; |
Conditions | Yield |
---|---|
With HCl In hydrogenchloride byproducts: H2O; decompn. in HCl soln.; |
Conditions | Yield |
---|---|
byproducts: H2S, H2; | |
byproducts: H2S, H2; |
lanthanum(III) chloride
Conditions | Yield |
---|---|
In neat (no solvent) Kinetics; N2 atmosphere; heating to 600°C (10 K/min); |
Conditions | Yield |
---|---|
In neat (no solvent) stoich. mixt. sealed in Ta tubes under Ar; Ta tubes sealed in silica ampoules (1E-2 mbar); heated (900°C, 20 d); | 100% |
N-hydroxy-N-phenyl-nicotinamide
lanthanum(III) chloride
Conditions | Yield |
---|---|
In ethanol; water byproducts: HCl; mixing hot soln. of hydroxamic acid (aq. alcohol) with metal salt soln. (water) (ratio metal:ligand = 1:1); refluxing on a water-bath, 4-6h; cooling; filtration; drying (desiccator); elem. anal.; | 99.7% |
Conditions | Yield |
---|---|
In neat (no solvent, solid phase) all operations under Ar; stoich. mixt. of compd. and elements sealed in Ta tube, heated at 1050°C for 10 d or at 920°C for 1 d andthen at 1100°C for another 10 d; analyzed by powder XRD; | 99% |
chromium(III) chloride
lanthanum(III) chloride
Conditions | Yield |
---|---|
In neat (no solvent, solid phase) byproducts: NaCl, O2; 800°C (10 min); washing (H2O), filtering; | 99% |
lanthanum(III) chloride
Conditions | Yield |
---|---|
In not given hot soln.; | 99% |
In not given hot soln.; | 99% |
lanthanum(III) chloride
N,N-dimethyl-formamide
Conditions | Yield |
---|---|
In N,N-dimethyl-formamide byproducts: KCl, CuCN; (N2); stirring a mixt. of LaCl3 and KCu(CN)2 in DMF at room temp. for 7 d; filtration, evapn., standing for 1 d; elem. anal.; | 99% |
water
lanthanum(III) chloride
Conditions | Yield |
---|---|
In methanol 1:1 mixt. stirred overnight; evapd. (vac.), elem. anal.; | 99% |
lanthanum(III) chloride
lithium cyanamide
Conditions | Yield |
---|---|
In neat (no solvent, solid phase) byproducts: LiCl, LiF, KF; in glove box, under Ar; LaCl3, K2SiF6 and Li2CN2 mixed in appropriate amounts, mixt. heated in sealed (under vac.) quartz ampoule to 550°C within 5 h, held for 3 d at this temp., coold to room temp., opened inair; washed (H2O), rinsed (acetone), dried at 100°C in air, single crystals selected; | 99% |
In neat (no solvent, solid phase) byproducts: LiF, LiCl, KCl; (Ar); mixing of LaCl3 in mortar together with K2SiF6 and Li2(CN2); placing in quartz glass ampules; evacuating; sealing; heating in furnace to 550°C (5°C/min); heating at this temp. for 2 ds; cooling toroom temp. by switching off furnace; opening the glass ampules in air; washing with H2O; rinsing with EtOH; drying at 100°C in air; |
lanthanum(III) chloride
lithium cyanamide
Conditions | Yield |
---|---|
In neat (no solvent, solid phase) byproducts: LiCl, LiF, RbF; in glove box, under Ar; LaCl3, Rb2SiF6 and Li2CN2 mixed in appropriate amounts, mixt. heated in sealed (under vac.) quartz ampoule to 550°C within 5 h, held for 3 d at this temp., coold to room temp., opened in air; washed (H2O), rinsed (acetone), dried at 100°C in air, single crystals selected; | 99% |
In neat (no solvent, solid phase) byproducts: LiF, LiCl, RbCl; (Ar); mixing of LaCl3 in mortar together with Rb2SiF6 and Li2(CN2); placing in quartz glass ampules; evacuating; sealing; heating in furnace to 550°C (5°C/min); heating at this temp. for 2 ds; cooling to room temp. by switching off furnace; opening the glass ampules in air; washing with H2O; rinsing with EtOH; drying at 100°C in air; |
pyridine-2,6-dicarbaldehyde bis-4-bromobenzohydrazone
lanthanum(III) chloride
Conditions | Yield |
---|---|
In methanol elem. anal.; | 99% |
Conditions | Yield |
---|---|
In methanol Schlenk techniques; dissolution La compd. in CH3OH, stirring for 10 min or 24 h; slow evapn., isolation of crystals; | 99% |
(CH2CH2NCH2COOH)2(CH2CH2NCH2CON(C2H5)C9H3O2(CH3)2)(CH2CH2NCH2CCH)
lanthanum(III) chloride
La(CH2CH2NCH2COO)2(CH2CH2NCH2CON(C2H5)C9H3O2(CH3)2)(CH2CH2NCH2CCH)(1+)
Conditions | Yield |
---|---|
In methanol cyclen deriv. dissolved in MeOH, then LaCl3 added, heated at 45°Cfor 24 h; concd. to half vol., added to large amt. of Et2O; ppt. collected by centrifugation; solid dissolved in MeOH, pptd. with Et2O; dried under vac. for 24 h; | 99% |
N-furoylphenylhydroxylamine
lanthanum(III) chloride
Conditions | Yield |
---|---|
In ethanol; water byproducts: HCl; mixing hot soln. of hydroxamic acid (aq. alcohol) with metal salt soln. (water) (ratio metal:ligand = 1:2); refluxing on a water-bath, 4-6h; cooling; filtration; drying (desiccator); elem. anal.; | 98.7% |
C6H5N(OH)C(O)CH(NH2)C6H5
lanthanum(III) chloride
Conditions | Yield |
---|---|
In ethanol; water byproducts: HCl; mixing hot soln. of hydroxamic acid (aq. alcohol) with metal salt soln. (water) (ratio metal:ligand = 1:1); refluxing on a water-bath, 4-6h; cooling; filtration; drying (desiccator); elem. anal.; | 98.1% |
lanthanum(III) chloride
Conditions | Yield |
---|---|
In diethyl ether Ar-atmosphere; dropwise addn. of 3 equiv. of Li-compd. to LaCl3 (-78°C), stirring (-78°C, 8 h, then room temp., 84 h); solvent removal, stirring (pentane, 1 h), filtration, concn., crystn. (4°C), washing (pentane), recrystn. (pentane); elem. anal.; | 98% |
lanthanum(III) chloride
Conditions | Yield |
---|---|
In water ligand added to aq. soln. of metal salt with stirring; mixt. stirred for1 h at room temp.; filtered; washed (hot water); dried at 30°C for 2 ds; | 98% |
C6H5N(OH)C(O)CH(NH2)C6H5
lanthanum(III) chloride
Conditions | Yield |
---|---|
In ethanol; water byproducts: HCl; mixing hot soln. of hydroxamic acid (aq. alcohol) with metal salt soln. (water) (ratio metal:ligand = 1:2); refluxing on a water-bath, 4-6h; cooling; filtration; drying (desiccator); elem. anal.; | 97.1% |
lanthanum(III) chloride
copper (I) tert-butoxide
Conditions | Yield |
---|---|
In tetrahydrofuran byproducts: LiCl; all operations in sealed evacuated tubes with thoroughly dried and degassed solvents; mixt. of t-BuOCu and LaCl3 in THF was stirred at 60°C for 20 h; ppt. of CuCl sepd. by centrifugation; soln. evapd.; identified by elem.anal., NMR and IR spectra; | A 96.9% B 89.1% |
lanthanum(III) chloride
N-hydroxy-N-phenylisonicotinamide
Conditions | Yield |
---|---|
In ethanol; water byproducts: HCl; mixing hot soln. of hydroxamic acid (aq. alcohol) with metal salt soln. (water) (ratio metal:ligand = 1:1); refluxing on a water-bath, 4-6h; cooling; filtration; drying (desiccator); elem. anal.; | 96.7% |
N-hydroxy-N-phenyl-nicotinamide
lanthanum(III) chloride
Conditions | Yield |
---|---|
In ethanol; water byproducts: HCl; mixing hot soln. of hydroxamic acid (aq. alcohol) with metal salt soln. (water) (ratio metal:ligand = 1:2); refluxing on a water-bath, 4-6h; cooling; filtration; drying (desiccator); elem. anal.; | 96.1% |
lanthanum(III) chloride
N-hydroxy-N-phenylisonicotinamide
Conditions | Yield |
---|---|
In ethanol; water byproducts: HCl; mixing hot soln. of hydroxamic acid (aq. alcohol) with metal salt soln. (water) (ratio metal:ligand = 1:2); refluxing on a water-bath, 4-6h; cooling; filtration; drying (desiccator); elem. anal.; | 95.7% |
N-furoylphenylhydroxylamine
lanthanum(III) chloride
Conditions | Yield |
---|---|
In ethanol; water byproducts: HCl; mixing hot soln. of hydroxamic acid (aq. alcohol) with metal salt soln. (water) (ratio metal:ligand = 1:1); refluxing on a water-bath, 4-6h; cooling; filtration; drying (desiccator); elem. anal.; | 95.4% |
lanthanum(III) chloride
Conditions | Yield |
---|---|
With La In neat (no solvent) byproducts: LiCl; under Ar; mixing stoich. amt. of Li3(BN2), LaCl3, Li3N and excess La, added in Ta-ampoule (under Ar), sealed in a quartz tube in vac., heating at 950°C for 3 days, cooled to room temp (1 K/min); LiCl removed by ethanol; | 95% |
Conditions | Yield |
---|---|
In water dropwise addn. of soln. of Ln-salt to soln. of ligand salt (pptn.), stirring (0.5 h); filtration, washing (H2O), drying (vac. desiccator); elem. anal.; | 95% |
water
lanthanum(III) chloride
Conditions | Yield |
---|---|
With potassium carbonate In methanol addn. of metal salt to a soln. of ligand and K2CO3 in methanol, stirringovernight at room temp.; evapn., extn. with isopropanol, filtration, evapn. in vac.; elem. anal.; | 94% |
lanthanum(III) chloride
sodium hydroxide
4-carboxy-5,8,11-tris(carboxymethyl)-1-phenyl-2-oxa-5,8,11-triazatridecan-13-oic acid
Conditions | Yield |
---|---|
In water stoich. amts.; addn. of LaCl3 to mixt. of ligand and NaOH, stirring (room temp., 3 h); filtration, desalting (electrodialysis), pH-adjustment to 6.5 (NaOH), evapn. (vac.), drying (2 kPa, 50°C, over P2O5); elem. anal.; | 93% |
tetrahydrofuran
lanthanum(III) chloride
Conditions | Yield |
---|---|
In tetrahydrofuran byproducts: KCl; in a nitrogen glovebox, LaCl3 (1.79 mmol) and K(C5Me4(i)Pr) (3.58 mmol) were stirred in THF for 24 h; in silylated glassware; the resulting slurry was filtered; the solvent was removed under vac. from soln.; elem. anal.; | 92% |
lanthanum(III) chloride
2-thenoyltrifluoroacetone isonicotinoyl hydrazone
Conditions | Yield |
---|---|
With NaOH In methanol; water addn. of soln. of 0.05 mmol of LaCl3 (prepd. by dissolving La2O3 in a stoich. amt. of 1:1 HCl and evapg.) in CH3OH to soln. of C14H10F3N3O2S (1.5 mmol) and NaOH (1.5 mmol) in 1:1 aq. CH3OH; stirring for 0.5 h;; pptn.; filtering, washing with aq. CH3OH and drying in vac. desiccator over molecular sieve; elem. anal.;; | 92% |
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