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inquiryA
ammonium sulfide
B
antimony(III) chloride
Conditions | Yield |
---|---|
boiled in NH4Cl-soln.;; |
ammonium tetrathiotungstate
hydrogen
A
ammonium sulfide
C
hydrogen sulfide
Conditions | Yield |
---|---|
at 400°C; |
Conditions | Yield |
---|---|
With petroleum In water NH3 was introduced into a mixt. of water and CS2 dissolved in petroleum, decautation of petroleum, boiling the concd. soln. of (NH4)2CS3 until all (NH4)2S was evapd. and (NH4)2CS3 was transformed into NH4CNS; | |
With petroleum In water NH3 was introduced into a mixt. of water and CS2 dissolved in petroleum, decautation of petroleum, boiling the concd. soln. of (NH4)2CS3 until all (NH4)2S was evapd. and (NH4)2CS3 was transformed into NH4CNS; |
Conditions | Yield |
---|---|
In ethanol excess of NH3; | |
In ethanol excess of NH3; |
Conditions | Yield |
---|---|
byproducts: N2; heating; |
Conditions | Yield |
---|---|
In water shaking; |
Conditions | Yield |
---|---|
With H2S liq. |
Conditions | Yield |
---|---|
In further solvent(s) react. of NH4NO3 with fluid H2S;; deposition of S, formation of sulfide;; |
Conditions | Yield |
---|---|
In ammonia | |
liquid NH3 saturated with liquid H2S at approx. -33°C; separated by cooling with a mixture of CO2-ether; | |
H2S and NH3 gas; excess of NH3; at -18°C; dissolution in ice-cold water; |
A
ammonium sulfide
B
potassium thioacyanate
Conditions | Yield |
---|---|
byproducts: H2S; at 100°C; | |
byproducts: H2S; at 100°C; |
A
ammonium sulfide
Conditions | Yield |
---|---|
In not given boiling NH4Cl from reaction of NaCl with (NH4)2S and CO2 (ammonia soda process) with BaS; regeneration of (NH4)2S;; |
Conditions | Yield |
---|---|
In not given evolution of gaseous (NH4)2S by reaction of CaS with NH4Cl formed by prepn. of NaHCO3 from NH4HCO3 and NaCl; reaction to regenerate NH4HCO3 in the process;; | |
In not given evolution of gaseous (NH4)2S by reaction of CaS with NH4Cl formed by prepn. of NaHCO3 from NH4HCO3 and NaCl; reaction to regenerate NH4HCO3 in the process;; |
A
ammonium sulfide
B
hydrogen sulfide
Conditions | Yield |
---|---|
In not given evolution of (NH4)2S and H2S by reaction of NH4Cl with Ca(HS)2 soln. formed by reaction of H2S from the ammonia soda process with (NH4)2, NaCl and CO2; regeneration of (NH4)2S;; |
Conditions | Yield |
---|---|
byproducts: H2O; heating; | |
byproducts: H2O; heating; |
A
ammonium sulfide
C
water
Conditions | Yield |
---|---|
With hydrogen In not given decomposition with hydrogen activated by silent electrical discharge;; | |
With H2 |
Conditions | Yield |
---|---|
With carbon disulfide heated with CS2 vapor; | |
With CS2 heated with CS2 vapor; |
ammonium oxythiocarbamate
B
ammonium sulfide
Conditions | Yield |
---|---|
In water heating at 100°C in bomb tube; | A 0% B n/a C n/a |
In water heating at 100°C in bomb tube; | A 0% B n/a C n/a |
ammonium oxythiocarbamate
ammonium sulfide
Conditions | Yield |
---|---|
With air few minutes; | |
With air few minutes; |
A
ammonium sulfide
Conditions | Yield |
---|---|
above 200°C; | |
above 200°C; |
Conditions | Yield |
---|---|
accelerated decompn. by staying over CaCl2, retarted decompn. by staying over P2O5; |
Conditions | Yield |
---|---|
decompn. at 100°C in closed vessel; |
ammonium sulfide
Conditions | Yield |
---|---|
in vacuo, in a 100°C heated tube connected to a -7°C cooled collector; | |
byproducts: (NH4)2S2; in vacuo, in a 100°C heated tube connected to a -7°C cooled collector; | |
byproducts: (NH4)2S2; in vacuo, in a 100°C heated tube connected to a -7°C cooled collector; | |
in vacuo, in a 100°C heated tube connected to a -7°C cooled collector; |
Conditions | Yield |
---|---|
heating in H2S flow to 175°C; | |
heating in H2S flow to 175°C; |
Conditions | Yield |
---|---|
With water In water ambient temp. (16.5°C), from solid NH4SbS2*2H2O; if concn. of formed (NH4)2S max. 0.14 mol/l; | |
With H2O In water ambient temp. (16.5°C), from solid NH4SbS2*2H2O; if concn. of formed (NH4)2S max. 0.14 mol/l; |
Conditions | Yield |
---|---|
In water decompn.; | |
In water decompn.; |
ammonium sulfide
Conditions | Yield |
---|---|
In neat (no solvent) decompn. on heating at 100°C;; |
Conditions | Yield |
---|---|
H2S and NH3 gas; in large excess of NH3; at -18°C; | |
H2S and NH3 gas; in large excess of NH3; at -18°C; |
ammonium sulfide
3-methyl-5,7-dinitrobenzothiophene
Conditions | Yield |
---|---|
In ethanol; dichloromethane; cyclohexane; water | 79% |
Conditions | Yield |
---|---|
In water Na2MoO4*H2O dissolved in H2O, (NH4)2S added, pH 10, shaken, allowed to stand for 7 h at 35°C, cold Et2O/EtOH added, shaken, left in ice bath for 30 min; filtered, washed with cold H2O, EtOH/ether, ether; | 79% |
ammonium sulfide
ammonia
Conditions | Yield |
---|---|
In water Na2MoO4*H2O dissolved in H2O and aq. NH3, cooled to -5°C, (NH4)2Scooled in ice bath added, pH ca. 13, allowed to stand for 10 min, aq. s oln. of CsCl added, added to Et2O and EtOH, shaken, left to stand for 15min; filtered, washed with EtOH, Et2O, dried; | 75% |
ammonium sulfide
ammonia
Conditions | Yield |
---|---|
In water Na2MoO4*H2O dissolved in H2O and aq. NH3, (NH4)2S added, allowed to stand for 8 min at room temp., CsCl in H2O added, Et2O and EtOH added; filtered, washed with EtOH, then ether; | 71% |
ammonium sulfide
2-methylphenyl aldehyde
Conditions | Yield |
---|---|
In tetrahydrofuran; water (NH4)2S and o-tolualdehyde in toluene were refluxed for 15 min; diluted with water; extd. with Et2O; filtered; CuCl2*2H2O added with stirring;; ppt. filtered, washed with H2O and MeOH, then with Et2O;; | 69% |
Conditions | Yield |
---|---|
In tetrahydrofuran; water aq. (NH4)2S and S8 20 min refluxed in THF; mixt. cooled; {CpMo(CO)3}2 in THF added; soln. 5 h refluxed, then cooled; water contg. NaCl added; extn. with ether; ether evapd.; solid washed with H2O and acetone; | 69% |
Conditions | Yield |
---|---|
In water | 67% |
Conditions | Yield |
---|---|
With lead(II) nitrate; hydrogen sulfide In not given added equiv. amt. of lead nitrate soln. into Na4P2O7 soln. during stirring; Pb2P2O7 washed, added freshly prepared (NH4)2S soln.; filtrate pptd. with alc., dissolved, pptd. with H2S at 0°C, excess H2S removed in vac., pptd. with alc.; | 60% |
With Pb(NO3)2; H2S In not given added equiv. amt. of lead nitrate soln. into Na4P2O7 soln. during stirring; Pb2P2O7 washed, added freshly prepared (NH4)2S soln.; filtrate pptd. with alc., dissolved, pptd. with H2S at 0°C, excess H2S removed in vac., pptd. with alc.; | 60% |
Conditions | Yield |
---|---|
In methanol; water; acetonitrile addn. of a soln. of AgNO3 in acetonitrile to a soln. of molybdenum complex in acetonitrile/methanol 2:1 with stirring, addn. of aq. (NH4)2S, stirring for 1 h, addn. of RbNO3 and crown ether in acetonitrile/water 3:1,stirring for 20 min; filtration, slow evapn. at room temp., addn. of benzene, crystn. for 10 d; elem. anal.; | 27% |
sodium dihydrogenphosphate
ammonium sulfide
Conditions | Yield |
---|---|
In dichloromethane; water |
Conditions | Yield |
---|---|
In not given |
Conditions | Yield |
---|---|
In not given byproducts: S; filtration of S; evaporation of NH4I, crystn.;; | |
byproducts: S; filtn. of S, evapn. to 35°Be; | |
byproducts: S; filtn. of S, evapn. to 35°Be; | |
In not given byproducts: S; filtration of S; evaporation of NH4I, crystn.;; |
Conditions | Yield |
---|---|
With oil In water heating between 90 and 100°C for some hours emulsified soln.; decautation of the oil distn. of (NH4)2S, evapn. and crystn. of the residue; | |
With oil In water heating between 90 and 100°C for some hours emulsified soln.; decautation of the oil distn. of (NH4)2S, evapn. and crystn. of the residue; |
ammonium sulfide
carbon dioxide
sodium chloride
A
hydrogen sulfide
C
sodium hydrogencarbonate
Conditions | Yield |
---|---|
In not given reaction of NaCl soln. with (NH4)2S and CO2;; |
ammonium sulfide
carbon dioxide
sodium chloride
sodium hydrogencarbonate
Conditions | Yield |
---|---|
In not given heating NaCl soln. with (NH4)2S and CO2 under pressure; pptn. of NaHCO3, filtration; regeneration of (NH4)2S with CaS and NH4Cl;; |
Conditions | Yield |
---|---|
In water byproducts: NH4-polysulfide; at room temp., main product Cu2S;; | |
In water | |
In water byproducts: NH4-polysulfide; at room temp., main product Cu2S;; | |
In water |
Conditions | Yield |
---|---|
In water after boiling of educts; | |
In water after trituration of educts at 10°C; | 0% |
In water |
Conditions | Yield |
---|---|
In not given with excess of colorless ammonium sulfide soln.; decompn. of HgS into elements depends on reaction conditions; |
Conditions | Yield |
---|---|
In neat (no solvent) | |
sodium acetate In water in autoclave: 25% (NH4)2S soln. (excess);; | |
ammonium nitrate In water in autoclave: 25% (NH4)2S soln. (excess);; |
Conditions | Yield |
---|---|
With ammonia 70°C; | |
With NH3 70°C; |
Conditions | Yield |
---|---|
In not given precipitation with (NH4)2S;; heating in a stream of CO2 at 200 - 300°C;; | |
In not given precipitation with (NH4)2S;; washing and drying at 90 - 100°C;; | |
In not given precipitation with (NH4)2S;; heating in a stream of CO2 at 200 - 300°C;; |
sodium cyanide
ammonium sulfide
sulfur
A
sodium thiocyanide
B
sodium carbonate
Conditions | Yield |
---|---|
In water byproducts: H2S; addn. of aq. (NH4)2S soln. to ground S; slow addn. of NaCN soln. (half amt.); heating to 90°C; addn. of the rest;; expelling H2S by CO2; concentrating by heating to 135°C; cooling down; crystn. of Na2CO3; concentrating filtrate by heating to 145-150°C;; |
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