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inquiryConditions | Yield |
---|---|
In acetonitrile Electrolysis; Ag-anode;; | A n/a B 100% |
In acetonitrile Electrolysis; Ag-anode;; | A n/a B 100% |
In neat (no solvent) Electrolysis; Cl2 is formed on anode, Co on cathode;; | |
In neat (no solvent) decompn. of CoCl2 at 600 ° C; | |
In neat (no solvent) Electrolysis; Cl2 is formed on anode, Co on cathode;; |
{Co(NH3)6}(2+)*SO4(2-)={Co(NH3)6}SO4
cobalt
Conditions | Yield |
---|---|
With hydrogen In ammonia pptn. of 100.0% metallic Co out of NH3-containing (Co(NH3)6)SO4-solution with H2 (50-75 atm) at 200°C after 2 h;; | 100% |
With H2 In ammonia aq. ammonia=NH3; pptn. of 100.0% metallic Co out of NH3-containing (Co(NH3)6)SO4-solution with H2 (50-75 atm) at 200°C after 2 h;; | 100% |
With hydrogen In ammonia pptn. of 95.5% metallic Co out of NH3-containing (Co(NH3)6)SO4-solution with H2 (50-75 atm) at 190°C after 2 h;; | 95.5% |
(η6-toluene)bis(η1-pentafluorophenyl)cobalt(II)
A
decafluorobiphenyl
B
cobalt
C
toluene
Conditions | Yield |
---|---|
In neat (no solvent, solid phase) pyrolysis at 150°C; | A 93% B n/a C 100% |
cobalt
Conditions | Yield |
---|---|
With NH4-sulfate In ammonia Electrolysis; electrolysis at pH=8-12 with 5-10 mg metal in the electrolyt;; | 99% |
With ammonium sulfate; triethanolamine In not given Electrolysis; electrolyte contains 5-10mg metal, triethanolamin and (NH4)2SO4;; | 99% |
With ammonium sulfate In not given Electrolysis; electolyte: 8% educt, 2.5% (NH4)2SO4, 3.7-4.5V, 2.5A/dm(2), pH=5.0;; | 85% |
dichloromethane
water
Dimethyl(phenyl)phosphine
cobalt(II) chloride
zinc
B
cobalt
C
zinc(II) chloride
Conditions | Yield |
---|---|
In dichloromethane | A n/a B 99% C n/a D n/a |
dichloromethane
tributylphosphine
water
cobalt(II) chloride
zinc
B
cobalt
C
zinc(II) chloride
Conditions | Yield |
---|---|
In dichloromethane | A n/a B 99% C n/a D n/a |
bis(salicylidene)cobalt(II)
cobalt
Conditions | Yield |
---|---|
With oleylamine; Ph3P In neat (no solvent) (Ar); Co complex was reacted with oleylamine; heated to 100°C for90 min; soln. was injected to Ph3P at 220°C; aged at 210° C for 45 min; cooled to room temp.; EtOH added; centrifuged; | 70% |
[((Co(CO)3)2)2(HCCC6H4C)2]
B
carbon dioxide
C
carbon monoxide
D
hydrogen
E
cobalt
Conditions | Yield |
---|---|
In solid byproducts: CH4; below 200°C, then graphitization (800°C, 6 h); | A 60% B n/a C n/a D n/a E n/a |
[(CC6H4CC((Co(CO)3)2)CCC6H4C(Co(CO)3))2]
B
carbon dioxide
C
carbon monoxide
D
hydrogen
E
cobalt
Conditions | Yield |
---|---|
In solid byproducts: CH4; below 200°C, then graphitization (800°C, 6 h); | A 60% B n/a C n/a D n/a E n/a |
Conditions | Yield |
---|---|
In toluene 60°C (overnight); filtering, evapn. (vac.), recrystn. (toluene); elem. anal.; | A 59% B n/a |
deuterium
B
cobalt
Conditions | Yield |
---|---|
In (2)H8-toluene 60°C (overnight); filtering, evapn. (vac.), recrystn. (toluene); | A 58% B n/a |
sodium tetraphenyl borate
cobalt(II) chloride
copper(ll) bromide
A
cobalt
B
copper
Conditions | Yield |
---|---|
In 1,2-dimethoxyethane Irradiation (UV/VIS); under Ar; mole ratios NaBPh4 : CoCl2 : CuBr2 = 4 : 1 : 1; irradn. (254 nm) for 10 h gave deposition of Co and Cu; | A 47% B 48% |
cobaltocene
tetraphenylborate anion
1,5-dicyclooctadiene
A
cobalt(II) oxide
B
(η5-cyclopentadienyl)-η4-cycloocta-1,5-dienecobalt(I)
E
cobalt
Conditions | Yield |
---|---|
With C5H5Na In tetrahydrofuran; water; pentane under N2, CoBr2*DME, NaCp, CoCp2 and COD mixed in THF in molar ratio of2/2.06/0.5/1.16 (CoCp2 added at -80°C prior to NaCp), warmed to room temp. during 3 h, evapd., pentane ext. passed through Al2O3/4% H2O and CuCl powder; concd., cooled to -80°C, CpCoCOD filtered off; CuCl washed with water, CoCp2(1+) pptd. with BPh4(1-) from aq. soln., filtered off; pentane-insol. residue treated with water, Co and CoO mixt. filtered, Co(2+) determined complexometrically; | A n/a B 45.3% C n/a D n/a E n/a |
With C5H5Na In tetrahydrofuran; water; pentane under N2, CoBr2*DME, NaCp, CoCp2 and COD mixed in THF in molar ratio of2/2.06/0.5/1.16 (CoCp2 added at -80°C after NaCp), warmed to room temp. during 3 h, evapd., pentane ext. passed through Al2O3/4% H2O andCuCl powder; concd., cooled to -80°C, CpCoCOD filtered off; CuCl washed with water, CoCp2(1+) pptd. with BPh4(1-) from aq. soln., filtered off; pentane-insol. residue treated with water, Co and CoO mixt. filtered, Co(2+) determined complexometrically; | A n/a B 43% C n/a D n/a E n/a |
With C5H5Na In tetrahydrofuran; water; pentane under N2, CoBr2*DME, NaCp, CoCp2 and COD mixed in THF in molar ratio of2/2.06/0.5/1.16 (CoCp2 added at 0°C prior to NaCp at -80°C), warmed to room temp. during 3 h, evapd., pentane ext. passed throughAl2O3/4% H2O and CuCl powder; concd., cooled to -80°C, CpCoCOD filtered off; CuCl washed with water, CoCp2(1+) pptd. with BPh4(1-) from aq. soln., filtered off; pentane-insol. residue treated with water, Co and CoO mixt. filtered, Co(2+) determined complexometrically; | A n/a B 37.5% C n/a D n/a E n/a |
With C5H5Na In tetrahydrofuran; water; pentane under N2, CoBr2*DME, NaCp, CoCp2 and COD mixed in THF in molar ratio of2/3/0.5/1.16, warmed to room temp. during 3 h, evapd., pentane ext. passed through Al2O3/4% H2O and CuCl powder; concd., cooled to -80°C, CpCoCOD filtered off; CuCl washed with water, CoCp2(1+) pptd. with BPh4(1-) from aq. soln., filtered off; pentane-insol. residue treated with water, Co and CoO mixt. filtered, Co(2+) determined complexometrically; | A n/a B 11.5% C n/a D n/a E n/a |
With C5H5Na In hexane; water; pentane under N2, CoBr2*DME, NaCp, CoCp2 and COD mixed in molar ratio of 2/3/0.5/1.16 in hexane at -80°C, warmed to room temp. during 3 h, evapd., pentane ext. passed through Al2O3/4% H2O and CuCl powder; concd., cooled to -80°C, CpCoCOD filtered off; CuCl washed with water, CoCp2(1+) pptd. with BPh4(1-) from aq. soln., filtered off; pentane-insol. residue treated with water, Co and CoO mixt. filtered, Co(2+) determined complexometrically; | A n/a B 8.6% C n/a D n/a E n/a |
Conditions | Yield |
---|---|
In neat (no solvent) byproducts: CO; in vac., thermic decompn.; | A 45% B n/a |
In neat (no solvent) byproducts: CO; in vac., thermic decompn.; | A 45% B n/a |
(η6-toluene)bis(η1-pentafluorophenyl)cobalt(II)
A
Pentafluorobenzene
B
decafluorobiphenyl
C
cobalt
Conditions | Yield |
---|---|
In toluene refluxing under N2 for 3 d; | A 135 % B 30% C n/a |
cobaltocene
tetraphenylborate anion
cyclopentadienyllithium
1,5-dicyclooctadiene
A
cobalt(II) oxide
B
(η5-cyclopentadienyl)-η4-cycloocta-1,5-dienecobalt(I)
E
cobalt
Conditions | Yield |
---|---|
In tetrahydrofuran; water; pentane under N2, CoBr2*DME, LiCp, CoCp2 and COD mixed in THF in molar ratio of2/2.06/0.5/1.16, warmed to room temp. during 3 h, evapd., pentane ext. passed through Al2O3/4% H2O and CuCl powder; concd., cooled to -80°C, CpCoCOD filtered off; CuCl washed with water, CoCp2(1+) pptd. with BPh4(1-) from aq. soln., filtered off; pentane-insol. residue treated with water, Co and CoO mixt. filtered, Co(2+) determined complexometrically; | A n/a B 18% C n/a D n/a E n/a |
Conditions | Yield |
---|---|
presence of V(5+); | 2% |
Conditions | Yield |
---|---|
for 0.0833333h; | |
In not given Electrolysis; deposition potential given; influence of electrolyte concn. and acidifying addtives (12% H3BO3, 0.003 n-HCl) investigated);; | |
chloride In N,N-dimethyl-formamide Electrochem. Process; electrodeposition; |
cobalt
Conditions | Yield |
---|---|
In water at 60℃; for 0.5h; |
Conditions | Yield |
---|---|
In acetone byproducts: H2; Electrolysis; Pt-cathode, Co-anode, 40 mA, 35 min, Et4NClO4, two drops of water; ppt. was filtered, washed with Et2O, elem. anal.; | 100% |
cobalt
5-(4-methylphenylazo)-3-cyano-4,6-dimethyl-pyridine-2-(1H)-thione
Conditions | Yield |
---|---|
In acetone byproducts: H2; Electrolysis; Pt-cathode, Co-anode, 40 mA, 30 min, Et4NClO4, two drops of water; ppt. was filtered, washed with Et2O; | 100% |
Conditions | Yield |
---|---|
In melt stoich. amts. of La2O3, S, W, WO3, Co mixed with KCl flux; sealed in carbon coated SiO2 ampoule under vac.; heated from 200 to 400°C in 24 h; held for 48 h; heated to 950°C in 12 h; held for 120 h; cooled to room temp. within 24 h; soaked in H2O overnight; washed with H2O; detn. by EDX, XRD; | 100% |
Octanoic acid
cobalt
cobalt octanoate
Conditions | Yield |
---|---|
In acetone Electrolysis; 2 h, initial voltage 32 V; washed with acetonitrile and dried in vacuo for 3-4 h at room temp.;elem.anal; | 98% |
water
cobalt
5-(4-chlorophenylazo)-3-cyano-4-methyl-6-phenylpyridine-2-(1H)-thione
Conditions | Yield |
---|---|
In acetone byproducts: H2; Electrolysis; Pt-cathode, Co-anode, 40 mA, 30 min, Et4NClO4, two drops of water; ppt. was filtered, washed with Et2O, elem. anal.; | 98% |
water
hydrogen bromide
cobalt
tetrazol-1-yl-tris(hydroxymethyl)methane
Co(tetrazol-1-yl-tris(hydroxymethyl)methane)2Br2*2H2O
Conditions | Yield |
---|---|
In methanol metal, tetrazol compd., 35% HBr added to MeOH. heated in air to 50-60°C for 2-3 h, cooled to 18-20°C, stored in air for a week (slow evapn.); filtered, dried (air); elem. anal., metal content by colorimetry or complexonometric titration, halide content by Volhard's method; | 98% |
1-phenyl-3-methyl-4-[4-methyl-2-(4-methylphenylazophenyl)hydrazono]-5H-pyrazol-5-one
cobalt
Conditions | Yield |
---|---|
With tetraethylammonium perchlorate In methanol for 1h; Electrochemical reaction; | 97% |
Conditions | Yield |
---|---|
at 0 - 20℃; for 24h; Inert atmosphere; | 96% |
Conditions | Yield |
---|---|
With tetraethylammonium chloride In acetonitrile Electrolysis; cyclohexanol soln. is electrolyzed in presence of Et4NCl at -2.5 V withstirring in a electrolyzer without diaphragma with Co as electrodes; ppt. is filtered off, washed with hot CH3CN and dried at 1-2 mm, elem. anal.; | 95.7% |
Conditions | Yield |
---|---|
With tert-butylammonium hexafluorophosphate(V) In acetylacetone Electrochem. Process; tetra-n-butylammonium hexafluorophosphate added to dry acetylacetone, Coelectrode; evapd. under vac., oily residue dissolved in CHCl3, evapd.; | 95.1% |
Conditions | Yield |
---|---|
With carbon monoxide; tetrabutylammomium bromide In isopropyl alcohol Electrochem. Process; CO 10 bar, electrolysis (Co-anode, Bu4NBr, 293 K, 30 mA, 7.5 V, 44 h); | 95% |
Conditions | Yield |
---|---|
In acetone Electrolysis; electrolysis of Cu into a soln. of thiosemicarbazide, 1,10-phenanthroline and Et2NClO4 in acetone, 30V, 40 mA, 1h; crystn.; filtration; washing (acetone, ether); elem. anal.; | 95% |
Conditions | Yield |
---|---|
In neat (no solvent) heating (50°C/h.) of a mixt. of Sn, Co, K2S, S (stoich. mol. ratio 5:4:4:12) in a quartz tube sealed under vac. to 650°C, heating at this temp. for 60 h; cooling to room temp. at 5°C/h.; | 95% |
In neat (no solvent, solid phase) all manipulations under N2 atm.; calcd. amts. of elements and K2S sealedunder vac. in silica tube and heated to 650°C (50°C/h) fo r 60 h, cooled to room temp. (5°C/h); excess flux (K2S) removed with MeOH; elem. anal.; | 90% |
In melt byproducts: CoS2; heating (50°C/h.) of a mixt. of Sn, Co, K2S, S (mol. ratio 1:1:3:12) in a quartz tube sealed under vac. to 650°C for 60 h; cooling to room temp. at 5°C/h.; | 0% |
2,6-bis(1-[2-(tosylamino)phenylimino]ethyl)pyridine
cobalt
Co(2+)*C5H3N(C(CH3)NC6H4NSO2C6H4CH3)2(2-)*H2O=[Co(C5H3N(C(CH3)NC6H4NSO2C6H4CH3)2)](H2O)
Conditions | Yield |
---|---|
With (CH3)4NClO4; Pt In acetone Electrolysis; suspn. of ligand in warm acetone (contained Me4NClO4 as supporting electrolyte) electrolysed for 2.5 h (10 mA) using metal plate as anode and Ptwire as cathode; solid washed with Et2O, dried in vac., elem. anal.; | 95% |
Conditions | Yield |
---|---|
With tetraethylammonium perchlorate In acetonitrile Electrochem. Process; soln. of thiosemicarbazone in CH3CN contg. Et4NClO4 electrolysed for 1.3h using Pt cathode and Co platelet anode and a current of 10 mA; solid filtered off; washed with diethyl ether; dried under vac.; elem. anal.; | 95% |
Conditions | Yield |
---|---|
With Et4NClO4 In acetone byproducts: H2; Electrolysis; electrolysis (20 V, 3 h); elem. anal.; | 95% |
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