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| CAS No.: | 298-14-6 |
|---|---|
| Name: | Potassium bicarbonate |
| Molecular Structure: | |
|
|
|
| Formula: | KHCO3 |
| Molecular Weight: | 100.115 |
| Synonyms: | Monopotassium carbonate;EPA Pesticide Chemical Code 073508;Purple K;Potassium acid carbonate;Kaligreen;potassium hydroxyformate;Potassium hydrogen carbonate;Carbonic acid,compounds,monopotassium salt; |
| EINECS: | 206-059-0 |
| Density: | 2,17 g/cm3 |
| Melting Point: | 292 °C |
| Boiling Point: | 333.6 °C at 760 mmHg |
| Flash Point: | 169.8 °C |
| Solubility: | 1 M at 20 °C in water |
| Appearance: | white powder or crystals |
| Hazard Symbols: |
 F,  T,  C,  Xi
|
| Risk Codes: | 22-35 |
| Safety: | 24/25-45-36/37/39-26 |
| PSA: | 60.36000 |
| LogP: | -1.11230 |
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carbon dioxide
- 201230-82-2
carbon monoxide
- 584-08-7
potassium carbonate
A
- 590-29-4
potassium formate
B
- 583-52-8
potassium oxalate
C
- 298-14-6
potassium hydrogencarbonate
| Conditions | Yield |
|---|---|
| In neat (no solvent) High Pressure; 2 h at 380°C; cooling, dissolution in water, addn. of HClO4; HPLC; | A 0% B 1% C 0.8% |
| Conditions | Yield |
|---|---|
| In ethylene glycol; diethylene glycol at 22℃; for 1h; | |
| at 71 - 130℃; | |
| at 71 - 130℃; |
| Conditions | Yield |
|---|---|
| In not given orange red ppte.;; | |
| In not given orange red ppte.;; |
| Conditions | Yield |
|---|---|
| In not given | |
| In not given desulfuration of gases under pressure; |
| Conditions | Yield |
|---|---|
| In not given |
| Conditions | Yield |
|---|---|
| With carbon dioxide; water In water under CO2 pressure; |
- 7758-09-0
potassium nitrite
- 7748-25-6
potassium chloroacetate
A
- 75-52-5
nitromethane
B
- 298-14-6
potassium hydrogencarbonate
| Conditions | Yield |
|---|---|
| With water In water byproducts: KCl; | |
| With H2O In water byproducts: KCl; |
| Conditions | Yield |
|---|---|
| With carbon dioxide; water In water reactn. of K2SO4 with CaCO3 in presence of H2O and CO2 under pressure at normal or lowered temp.; obtaining KHCO3 in soln. and K2Ca(SO4)2*H2O as bottom compound;; | |
| With carbon dioxide; water In water reactn. of K2SO4 with CaCO3 in presence of H2O and CO2 under pressure at normal or lowered temp.; obtaining KHCO3 in soln. and K2Ca(SO4)2*H2O as bottom compound;; |
| Conditions | Yield |
|---|---|
| In not given 75°C,from concd. K2CO3 soln.,then cooling; | |
| In not given 75°C,from concd. K2CO3 soln.,then cooling; |
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Chemistry
Molecular Structure:
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Molecular Formula: CHKO3
Molecular Weight: 100.1151
IUPAC Name: Potassium hydrogen carbonate
Synonyms of Potassium Bicarbonate (CAS NO.298-14-6): CCRIS 3510 ; Carbonic acid, monopotassium salt ; EINECS 206-059-0 ; EPA Pesticide Chemical Code 073508 ; Monopotassium carbonate ; Potassium acid carbonate ; Potassium hydrogen carbonate ; UNII-HM5Z15LEBN ; Carbonic acid, potassium salt (1:1) ; Potassium hydrogencarbonate
CAS NO: 298-14-6
Classification Code: Pharmaceutic necessity
Product Categories: Iridoids
Melting point: 292 °C
Flash Point: 169.8 °C
Enthalpy of Vaporization: 63.37 kJ/mol
Boiling Point: 333.6 °C at 760 mmHg
Vapour Pressure: 2.58E-05 mmHg at 25°C
Potassium Bicarbonate (CAS NO.298-14-6) bicarbonate is a colorless, odorless, slightly basic, salty substance.
Uses
Potassium Bicarbonate (CAS NO.298-14-6) is used as a production of potassium carbonate, potassium acetate, potassium arsenite etc, also used in medicine, food, fire extinguishing agents, etc.
Production
Potassium bicarbonateis (CAS NO.298-14-6) manufactured by reacting potassium carbonate with carbon dioxide and water :
K2CO3 + CO2 + H2O → 2 KHCO3
It occurs as a crystal or a soft white granular powder.
Safety Profile
Hazard Codes: 
F,
T,
C,
Xi
Risk Statements: 22-35
R22: Harmful if swallowed.
R35: Causes severe burns.
Safety Statements: 24/25-45-36/37/39-26
S24/25: Avoid contact with skin and eyes.
S45: In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.)
S36/37/39: Wear suitable protective clothing, gloves and eye/face protection.
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
WGK Germany 1
F: 3
Specification
Potassium Bicarbonate (CAS NO.298-14-6) bicarbonate is very rarely found in its natural form, the mineral called kalicinite.