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Basic Information
| CAS No.: | 13823-50-2 |
|---|---|
| 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 |
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Synthetic route
Conditions
| Conditions | Yield |
|---|---|
| In water | 86% |
- 5329-14-6
aminosulfonic acid
- 13823-50-2
potassium sulfamate
Conditions
| Conditions | Yield |
|---|---|
| With potassium hydroxide In water at 20℃; for 0.416667h; | 86% |
Conditions
| Conditions | Yield |
|---|---|
| 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
| Conditions | Yield |
|---|---|
| In neat (no solvent) | |
| In neat (no solvent) |
- 13823-50-2
potassium sulfamate
Conditions
| Conditions | Yield |
|---|---|
| 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
| Conditions | Yield |
|---|---|
| With water In water 40-50°C, slowly in cold water; | |
| With H2O In water 40-50°C, slowly in cold water; |
Conditions
| Conditions | Yield |
|---|---|
| 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.; |
- 13823-50-2
potassium sulfamate
Conditions
| Conditions | Yield |
|---|---|
| With sodium amalgam | |
| With Na-amalgam |
Conditions
| Conditions | Yield |
|---|---|
| In water no reaction of an alkaline soln. of Na2S2O4 with KNO2 on standing on air;; | 0% |
| In water |
- 7758-09-0
potassium nitrite
A
- 7681-38-1
sodium hydrogen sulfate
B
- 13823-50-2
potassium sulfamate
C
- 1310-73-2
sodium hydroxide
Conditions
| Conditions | Yield |
|---|---|
| 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 |
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