Conditions | Yield |
---|---|
at 170-180°C; in very dilute soln. complete decompn. in 2 h, incomplete decompn. in concd. solns.; | A n/a B 100% |
byproducts: H2S4O6; | |
sodium thiosulfate In water 100°C; |
Conditions | Yield |
---|---|
With catalyst: CeO2.Co3O4 284-465°C, metal oxide mixture catalysts activity: CuCo2O4; | 100% |
With catalyst: CuCo2O4 284-465°C, metal oxide mixture catalysts activity: CuCo2O4; | 100% |
With catalyst: LaCoO3 284-465°C, metal oxide mixture catalysts activity: CuCo2O4; | 100% |
Conditions | Yield |
---|---|
1690°C complete decompn.; | A 100% B n/a |
red heat; | A 7% B n/a |
400°C; |
Conditions | Yield |
---|---|
With water In water byproducts: H2SO4; 6-8 h at 150-180°C; | A 100% B n/a |
With H2O In water byproducts: H2SO4; 6-8 h at 150-180°C; | A 100% B n/a |
With water In water byproducts: H2SO4, SO2; incomplete decompn.; | |
With H2O In water byproducts: H2SO4, SO2; incomplete decompn.; |
Conditions | Yield |
---|---|
2000°C, fast react.; | A n/a B 100% |
2000°C, fast react.; | A n/a B 100% |
1200°C, 2 h; | A n/a B 60% |
1200°C, 2 h; | A n/a B 60% |
Conditions | Yield |
---|---|
With water byproducts: H2SO4; 150-180°C under N2; | A 100% B n/a |
With H2O byproducts: H2SO4; 150-180°C under N2; | A 100% B n/a |
Conditions | Yield |
---|---|
In water Kinetics; Reduction of (NH4)2S2O3 (c=0.4 mole/liter) by H2S in aq. soln. (50°C, pH=5, p(H2S)=0.08 MPa) in presence of Si-based catalyst.; Gravimetrical determination of S.; | A n/a B 99.7% |
In water Kinetics; Reduction of (NH4)2S2O3 (c=1.0 mole/liter) by H2S in aq. soln. (50°C, pH=5, p(H2S)=0.08 MPa) in presence of Si-based catalyst.; Gravimetrical determination of S.; | A n/a B 99.87% |
In water Kinetics; Reduction of (NH4)2S2O3 (c=1.0 mole/liter) by H2S in aq. soln. (50°C, pH=5, p(H2S)=0.08 MPa).; Gravimetrical determination of S.; | A n/a B 76.1% |
In water Kinetics; Reduction of (NH4)2S2O3 (c=0.4 mole/liter) by H2S in aq. soln. (50°C, pH=5, p(H2S)=0.08 MPa).; Gravimetrical determination of S.; | A n/a B 71.5% |
Conditions | Yield |
---|---|
In hydrogenchloride 20°C;satd. solns.; molar ratio 2 : 1; 15 % HCl soln., ,30 min;; S coagulated by addn. of gelatine or Al2(SO4)3; | A n/a B 99.7% |
In hydrogenchloride 20°C;satd. solns.; molar ratio 2 : 1; 15 % HCl soln., ,30 min;; S coagulated by addn. of gelatine or Al2(SO4)3; | A n/a B 99.7% |
In hydrogenchloride 20°C; satd. solns.; molar ratio 2 : 1; 3.5 % HCl soln.;; S coagulated by addn. of gelatine or Al2(SO4)3;; | A n/a B 93.5% |
Conditions | Yield |
---|---|
In not given Electrolysis; Pt anode, graphite cathode, area of the electrodes 30 cm^2, 1 A, 20 min, 0.208 mg/l SO2 soln.; | A 98.16% B 70.87% |
In not given Electrolysis; Pt anode, graphite cathode, area of the electrodes 30 cm^2, 1 A, 20 min, 0.420 mg/l SO2 soln.; | A 98.52% B 74.28% |
In not given Electrolysis; Pt anode, graphite cathode, area of the electrodes 30 cm^2, 1 A, 20 min, 1.123 mg/l SO2 soln.; | A 98.86% B 74.2% |
Conditions | Yield |
---|---|
In water byproducts: H2O; at ambient temp., molar ratio HS(1-) : HSO3(1-) = 1 : 2 must be adjusted as exactly as possible;; only small amts. of S and sulfate form;; | A n/a B 98% C n/a |
In water byproducts: H2O; at ambient temp., molar ratio HS(1-) : HSO3(1-) = 1 : 2 must be adjusted as exactly as possible;; only small amts. of S and sulfate form;; | A n/a B 98% C n/a |
2,2,4,4,6,6-hexamethyl-1,3,5,2,4,6-trithiatristanninane
N-chloro-p-chlorobenzenesulfonamide sodium salt
A
CH3OSn(CH3)2S(NSO2C6H4Cl)Sn(CH3)2SSn(CH3)2NHSO2C6H4Cl
B
sulfur
C
sodium chloride
Conditions | Yield |
---|---|
In methanol soln. of N-compd. addn. to soln. of Sn compd. (vacuum, stirring), heating (50°C, 30 min); mixture cooling (ice bath), ppt. filtration off and extracting with water to remove NaCl and with acetone to remove S, alcoholic filtrate vacuumevapn., residue treating with diethyl ether, soln. decanting and vacuum evapn.; elem. anal.; | A 92% B 33% C 98% |
Conditions | Yield |
---|---|
In acetonitrile at 20℃; for 1.5h; Inert atmosphere; Schlenk technique; | A 81% B 98% |
Conditions | Yield |
---|---|
With catalyst: bauxite; H2SO4, SO3, oleum or HSO3Cl In gas byproducts: H2O; two steps: 300°C and 200°C; | 97% |
With catalyst: bauxite; H2SO4, SO3, oleum or HSO3Cl In neat (no solvent, gas phase) byproducts: H2O; two steps: 300°C and 200°C; | 97% |
With oxygen at 180℃; for 30h; Catalytic behavior; Activation energy; Reagent/catalyst; Temperature; Flow reactor; | 95% |
Conditions | Yield |
---|---|
In not given equimolar amts. of HSO3(1-) and SO3(2-); | A n/a B 96% C 0% |
In not given equimolar amts. of HSO3(1-) and SO3(2-); | A n/a B 96% C 0% |
sulfuryl dichloride
A
sulfur dioxide
B
sulfur
C
cadmium(II) chloride
Conditions | Yield |
---|---|
3-4 h at 350°C in a sealed bombe tube; | A n/a B n/a C 95% |
3-4 h at 350°C in a sealed bombe tube; | A n/a B n/a C 95% |
16 h at 250°C in a sealed bombe tube; | A n/a B n/a C 94% |
carbon monoxide
sulfur dioxide
A
carbon oxide sulfide
B
sulfur
Conditions | Yield |
---|---|
With catalyst: La2O3-TiO2 highest activity with 1:1 La:Ti ratio; 500°C, 1 atm, in the presence of N2; | A <1 B 95% |
With catalyst: Fe-Al2O3 byproducts: CO2; highest SO2 reduction with 40 % Fe in the catalyst, maximum COS yield at 400°C; | |
With catalyst: Cu-Al2O3 H2O vapour diminishes catalyst activity; |
Conditions | Yield |
---|---|
La-doped ceria above 550°C; | A n/a B 95% |
cerium(IV) oxide catalyst exposition to SO2/CO/He mixt. at space velocity 10000 ml/(h*g catalyst) and temp. increase rate 10 K/min; gas chromy.; | |
Ca-doped cerium oxide catalyst exposition to SO2/CO/He mixt. at space velocity 10000 ml/(h*g catalyst) and temp. increase rate 10 K/min; gas chromy.; |
D
sulfur
Conditions | Yield |
---|---|
With sodium hydroxide; nitric acid In water 0.1 mol H{AuCl4}; 40% NaOH soln.; excess of 0.4 mol Na2S2O3*5H2O; 4 m HNO3 soln.; stirring; filtration; dissolving in alc. and H2O; decompn. with alc.; evapn.; drying in vac. dessicator above H2SO4 in dark 1 d; | A n/a B 95% C n/a D n/a |
With NaOH; HNO3 In water 0.1 mol H{AuCl4}; 40% NaOH soln.; excess of 0.4 mol Na2S2O3*5H2O; 4 m HNO3 soln.; stirring; filtration; dissolving in alc. and H2O; decompn. with alc.; evapn.; drying in vac. dessicator above H2SO4 in dark 1 d; | A n/a B 95% C n/a D n/a |
Conditions | Yield |
---|---|
21 hours; | A n/a B n/a C 95% D n/a E n/a |
21 hours; | A n/a B n/a C 95% D n/a E n/a |
1/2 hours; | A n/a B n/a C 56% D n/a E n/a |
1/2 hours; | A n/a B n/a C 56% D n/a E n/a |
Conditions | Yield |
---|---|
With chlorine at 600°C; | A 94.7% B n/a |
With Cl2 at 600°C; | A 94.7% B n/a |
Conditions | Yield |
---|---|
With pyrographite | 90% |
With hydrogen sulfide In further solvent(s) in glycol with NaOOCCH2CH2COONa; | 82% |
With hydrogen sulfide In further solvent(s) in glycol with p-H2NC6H4COOK; | 73% |
Conditions | Yield |
---|---|
With phosphate buffer; oxygen In water Kinetics; byproducts: H2O; at pH=8.4-9.0, temp. 25°C, O2 pressure 101 kPa, H2S concn. (2.4-7.2)E-2 M; catalyst Co(II)phthalocyanine(SO3Na)4+MnCl2; not isolated, detd. by iodometry, lead indicator paper, spectrophotometry; | A 90% B n/a |
With phosphate buffer; oxygen; cobalt(II) phthalocyaninetetrasulfonate sodium salt In water Kinetics; byproducts: H2O; at pH=8.0-10.2, temp. 25°C, O2 pressure 101 kPa, H2S concn. (2.4-7.2)E-2 M; not isolated, detd. by iodometry, lead indicator paper, spectrophotometry; | A 60% B 40% |
With phosphate buffer; oxygen; sodium salt of cobalt disulfophthalocyanine In water Kinetics; byproducts: H2O; at pH=8.0-10.2, temp. 25°C, O2 pressure 101 kPa, H2S concn. (2.4-7.2)E-2 M; not isolated, detd. by iodometry, lead indicator paper, spectrophotometry; | A 60% B 40% |
With phosphate buffer; oxygen; manganese(II) sulfate In water Kinetics; byproducts: H2O; at pH=11.3, temp. 25°C, O2 pressure 101 kPa, H2S concn. (2.4-7.2)E-2 M; not isolated, detd. by iodometry, lead indicator paper, spectrophotometry; | |
With phosphate buffer; oxygen In water Kinetics; byproducts: H2O; at pH=11.3-11.85, temp. 25°C, O2 pressure 101 kPa, H2S concn. (2.4-7.2)E-2 M; catalyst Co(II)phthalocyanine(SO3Na)4+MnSO4; not isolated, detd. by iodometry, lead indicator paper, spectrophotometry; |
Conditions | Yield |
---|---|
In water in concd. soln. in closed tube for 4 years by light; | A <1 B 90% C 0% D n/a |
sulfur
Conditions | Yield |
---|---|
selenium In not given 70-80°C for about 24 h; | 90% |
In not given standing for a longtime; | |
potassium pentathionate In not given 70°C in closed pot; | |
selenium In not given 70-80°C for about 30 h; | |
In not given in closed tube at 100°C for 22 h or at 150°C for 7 h; | 0% |
Conditions | Yield |
---|---|
With hydrogenchloride byproducts: H2O, H2S, SO2; in presence of KI; | A 90% B n/a |
With HCl byproducts: H2O, H2S, SO2; in presence of KI; | A 90% B n/a |
nitrogen(II) oxide
A
(NEt4)[Fe(NO)2(thiophenol)2(-2H)]
B
hydrogen sulfide
C
sulfur
Conditions | Yield |
---|---|
With ethanethiol In acetonitrile at 20℃; for 1h; Reagent/catalyst; Inert atmosphere; Schlenk technique; | A 83% B 88% C 6.8% |
Conditions | Yield |
---|---|
With acetylene In neat (no solvent) redn. with acetylene in a stream of CO2 at 700°C;; MgO containes coal;; | A n/a B 87.5% |
With benzene In neat (no solvent) redn. with benzene in a stream of CO2 at 700°C;; MgO containes coal;; | A n/a B 19.2% |
tetrabutylammonium hexasulfide
tetramethlyammonium chloride
A
n{Ag(S5)(1-)}(Me4N(1+))
B
sulfur
Conditions | Yield |
---|---|
In methanol; acetonitrile oxygen exclusion; treatment of (Bu4N)2S6 with MeCN and methanolic Me4NCl, addn. of AgNO3 in acetonitrile (stirring); cooling (-20°C, 24 h), sulphur removal, standing (room temp.) crystals collection, washing (MeCN), drying (vac.); elem. anal.; | A 83% B n/a |
rongalite
A
trithioformaldehyde
B
sulfur dioxide
C
Sulfate
D
sulphurous acid
E
sulfur
Conditions | Yield |
---|---|
With hydrogenchloride In not given byproducts: H2O, polythionic acids; digesting with HCl-soln.; | A n/a B 82% C 0% D n/a E 82% |
With HCl In not given byproducts: H2O, polythionic acids; digesting with HCl-soln.; | A n/a B 82% C 0% D n/a E 82% |
Conditions | Yield |
---|---|
In water pure SO2 is introduced into concd. Na2S soln. at 60°C;; | A n/a B n/a C 80% |
In water at 20°C, aq. SO2 soln., diluted Na2S soln.; |
Conditions | Yield |
---|---|
In neat (no solvent) under dry N2 atm. in vac. glovebox; mixt. of Bi and S was transferred inquartz tube, with was flame sealed under vac.; tube was heated to 650.d egree.C for 48 h; stayed at 650°C for 2 ds; cooled to 50°Cin 10 h; ground into powder; | 100% |
In melt by melting at possible min. temp.; | |
In melt addition of S to molten Bi at 600-700°C;; Bi content 1 - 2 %;; |
Conditions | Yield |
---|---|
In melt melting of Sb and S at 450-500 °C gives complete reaction; slow cooling;; | 100% |
heating; | |
mixt. fusing (evac. quartz ampoule); vac. sublimation; |
Conditions | Yield |
---|---|
In N,N-dimethyl-formamide byproducts: N2O; at about 80°C, under N2 or CO2, cooling, separation of Na2S2O3;; washing with acetone, analytically pure;; | 100% |
In further solvent(s) byproducts: N2O; solvent: dimethyl acetamide, at about 80°C, under N2 or CO2, cooling, separation of Na2S2O3;; washing with acetone, analytically pure;; | 100% |
Conditions | Yield |
---|---|
With disulfur dichloride; iron(III) chloride In neat (no solvent) addn. of a mixt. of 140 g PCl3 and 1.7 g S2Cl2 drop by drop to a hot mixt. of 160 g PSCl3, 2 g anhydrous FeCl3 and 38 g S on stirring and refluxing (4.5 h); refluxing for 1 h, distg. off PSCl3;; | 100% |
In neat (no solvent) react. molten S with PCl3 at 124-126 °C at ambient pressure; use of a catalyst formed on melting S with active carbon and boiling in PSCl3 at 200 °C;; | |
disulfur dichloride In not given react. with S2Cl2 as catalyst;; |
Conditions | Yield |
---|---|
at 230°C; | 100% |
at 230°C; | 100% |
Conditions | Yield |
---|---|
In neat (no solvent) | 100% |
differential thermal anal.; | 100% |
Conditions | Yield |
---|---|
In neat (no solvent) reactants placing into Mo-glass ampule, cooling (liquid N2), evacuation,sealing, gradual increasing temperature and heating (280°C, 14 h ; 400°C, 40 h), cooling, excess Br2 removing; remaining solid washing (CHCl3), vacuum drying (50°C, 6 h); elem.anal.; | 100% |
tetraphenylphosphonium bromide
sulfur
ethylenediamine
[(C6H5)4P](1+)*[Cr(NH2CH2CH2NH2)(S5)2](1-)=[(C6H5)4P][Cr(NH2CH2CH2NH2)(S5)2]
Conditions | Yield |
---|---|
In water stoichiometric amts., 10% en in H2O, heating (398 K, 7 d); | 100% |
Conditions | Yield |
---|---|
In further solvent(s) High Pressure; prepd. under solvothermal conditions; reactants weighted in ratio of 1 Ni:1 Sn:3 S, heated in sealed Teflon-lined steel autoclave in pure 1,2-diaminopropane for 7 d at 140°C; elem. anal.; | 100% |
2-phenyl-4,5-[1,2(1,2-dicarba-closo-dodecaborano)]-1,3-diselena-2-phospha-cyclopentane
sulfur
2-phenyl-2-thio-4,5-[1,2(1,2-dicarba-closo-dodecaborano)]-1,3-diselena-2-λ5-phospha-cyclopentane
Conditions | Yield |
---|---|
In dichloromethane-d2 S added to B-compound in CD2Cl2; mixt. stirred overnight; crystallized from CH2Cl2 at room temp.; | 100% |
sulfur
1,3-dihydro-1-methyl-3-(1-methylethyl)-2H-imidazol-2-thione
Conditions | Yield |
---|---|
In chloroform at 20℃; for 4h; Inert atmosphere; | 100% |
sulfur
1,3-dihydro-1-[2,6-bis(1-methylethyl)phenyl]-3-methyl-2H-imidazol-2.thione
Conditions | Yield |
---|---|
In chloroform at 20℃; for 16h; Inert atmosphere; | 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% |
Conditions | Yield |
---|---|
In neat (no solvent) at 500℃; for 96h; | 100% |
Conditions | Yield |
---|---|
In neat (no solvent) at 500℃; for 96h; | 100% |
tetraphosphorus decasulfide
sulfur
Conditions | Yield |
---|---|
In neat (no solvent) at 130 - 700℃; for 348h; Sealed tube; | 100% |
Conditions | Yield |
---|---|
In neat (no solvent) at 130 - 700℃; for 348h; Sealed tube; | 100% |
Conditions | Yield |
---|---|
In neat (no solvent) at 130 - 700℃; for 348h; Sealed tube; | 100% |
Conditions | Yield |
---|---|
In tetrahydrofuran at 20℃; for 10h; | 100% |
Conditions | Yield |
---|---|
In tetrahydrofuran at 20℃; for 2h; | 100% |
Conditions | Yield |
---|---|
Stage #1: bismuth; tin; lithium sulfide; sulfur at 800℃; under 0.00150015 Torr; for 10h; Inert atmosphere; Glovebox; Sealed tube; Stage #2: at 800℃; for 26h; | 100% |
Conditions | Yield |
---|---|
With cesium chloride at 1100℃; for 12h; Milling; Sealed tube; | 100% |
Conditions | Yield |
---|---|
With cesium chloride at 1100℃; for 12h; Milling; Sealed tube; | 100% |
Conditions | Yield |
---|---|
With cesium chloride at 1100℃; for 12h; Milling; Sealed tube; | 100% |
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