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CAS No.: | 13823-50-2 |
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Name: | POTASSIUM SULFAMATE |
Article Data: | 20 |
Molecular Structure: | |
Formula: | H3N O3 S . K |
Molecular Weight: | 135.185 |
Synonyms: | Potassiumsulfamate (7CI); Sulfamic acid, monopotassium salt (8CI,9CI); Monopotassiumsulfamate |
Density: | 1.081?g/mL?at 25?°C(lit.) |
Melting Point: | 205oC |
Boiling Point: | 130-133?°C4?mm Hg(lit.) |
Flash Point: | 230?°F |
Solubility: | Soluble in water. |
Risk Codes: | 20/21-36/37/38-65 |
PSA: | 91.60000 |
LogP: | 0.18640 |
Conditions | Yield |
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In water | 86% |
aminosulfonic acid
potassium sulfamate
Conditions | Yield |
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With potassium hydroxide In water at 20℃; for 0.416667h; | 86% |
Conditions | Yield |
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In water crystn. from components soln. on slow solvent evapn. at room temp.; | |
In water K2CO3 added in small portions with constant stirring to 30% sulphamic acid soln. at 20°C; left to stand for 1.5-2.0 h; filtered; crystd. at -8°C; decanted; washed with water; recrystd.; washed with water; dried; | |
In water grown by slow evapn. over period of 60-65 d; soln. of K2CO3 and sulfamicacid in double distd. H2O at temp. 305 K; | |
In water grown from supersaturated aq. soln. of salt by slow evapn. technique over period of 60-65 d; soln. prepd. by dissolving of K2CO3 and sulphamic acid in water; temp. of bath maintained const. at 305 K; XRD; |
Conditions | Yield |
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In neat (no solvent) | |
In neat (no solvent) |
potassium sulfamate
Conditions | Yield |
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With water In water boilng with small water pptn. with CaCO3 filtration from K2SO4; crystn.; | |
With H20 In water boilng with small water pptn. with CaCO3 filtration from K2SO4; crystn.; |
Conditions | Yield |
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With water In water 40-50°C, slowly in cold water; | |
With H2O In water 40-50°C, slowly in cold water; |
Conditions | Yield |
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With water In water boiling with small water pptn. with CaCO3, filtration from K2SO4; evapn.; | |
With H20 In water boiling with small water pptn. with CaCO3, filtration from K2SO4; evapn.; |
potassium sulfamate
Conditions | Yield |
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With sodium amalgam | |
With Na-amalgam |
Conditions | Yield |
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In water no reaction of an alkaline soln. of Na2S2O4 with KNO2 on standing on air;; | 0% |
In water |
potassium nitrite
A
sodium hydrogen sulfate
B
potassium sulfamate
C
sodium hydroxide
Conditions | Yield |
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In water reaction of an aq. soln. of Na2S2O4 with KNO2 on standing on air; at first formation of NaHSO3; then reaction of NaHSO3 forming KNH2SO3, NaOH and NaHSO4;; | |
In water |