Dipotassium phosphate

Basic Information

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CAS Number

7758-11-4

Molecular Formula

HK2O4P

Molecular Weight

174.18 g/mol

Chemical Classification

Basic Chemical Raw Materials Organic Chemicals Carboxylic Acids

Agricultural Chemicals Pesticides Insecticides

Water Treatment Chemicals Coagulants and Flocculants Inorganic Coagulants

Basic Physical Properties

Melting Point

340 ºC

Boiling Point

158 °C at 760 mmHg

Density

2,44 g/cm3

Water Solubility

1600 g/L (20 ºC)

Solubility

H2O: 1 M at 20 °C, clear, colorless

SMILES

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OP(=O)([O-])[O-].[K+].[K+]

InChI

InChI=1S/2K.H3O4P/c;;1-5(2,3)4/h;;(H3,1,2,3,4)/q2*+1;/p-2

InChIKey

ZPWVASYFFYYZEW-UHFFFAOYSA-L

LogP

-0.05220

pKa

(1) 2.15, (2) 6.82, (3) 12.38 (at 25℃)

Complexity

46.5

Safety Information

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GHS Hazard Pictograms

H319

Hazard Statement

H319 Causes serious eye irritation
Serious eye damage/eye irritation

Stability

Stable. Hygroscopic.

Sensitiveness

Hygroscopic

Synonyms & References

English

Potassium hydrogen phosphate anhydrous
DIBASIC POTASSIUM PHOSPHATE
DI-POTASSIUM HYDROGEN ORTHOPHOSPHATE
di-Potassium hydrogen orthophosphate anhydrous
DI-POTASSIUM HYDROGEN PHOSPHATE
DIPOTASSIUM PHOSPHATE
DI-POTASSIUM PHOSPHATE DIBASIC
DKP
MONOPOTASSIUM PHOSPHATE
POTASSIUM BIPHOSPHATE
POTASSIUM HYDROGEN PHOSPHATE
POTASSIUM HYDROGEN PHOSPHATE, DIBASIC
POTASSIUM MONOHYDROGEN PHOSPHATE
POTASSIUM MONOPHOSPHATE
POTASSIUM PHOSPHATE, DIBASIC
SEC-POTASSIUM PHOSPHATE
dikaliumphosphate
dipotassiummonohydrogenphosphate
dipotassiummonophosphate
dipotassium-o-phosphate
dipotassiumorthophosphate
Dipotassium hydrogenphosphate
Phosphoric Acid Dipotassium
Potassium phosphate dibasic anhydrous
ACS
Dibasic PotassiuM Phosphate (AS)
Di-PotassiumPhosphateAr
Isolyte
Mediject P
PotassiuM phosphate
PotassiuM phosphate, dibasic, 1.0M solution in water

MDL Number

MFCD00149926

Customs Code

2835240000

FAQ

What is Dipotassium phosphate (CAS: 7758-11-4)?

Dipotassium phosphate is a white crystalline salt with the chemical formula K2HPO4. It is highly soluble in water and commonly used as a buffering agent. This compound has a neutral pH and is stable under normal conditions. Dipotassium phosphate is a key component in various chemical applications and is recognized for its role in maintaining pH balance in solutions. Its CAS number is 7758-11-4.

What are the main uses of Dipotassium phosphate (CAS: 7758-11-4)?

Dipotassium phosphate is widely used in pharmaceuticals as a stabilizer and pH buffer. In food industry, it serves as a leavening agent and nutritional supplement. It also finds applications in agriculture, water treatment, and laboratory research. Its ability to maintain stable pH levels makes it valuable in multiple fields. CAS number 7758-11-4 identifies this versatile compound.

Is Dipotassium phosphate (CAS: 7758-11-4) safe?

Dipotassium phosphate is generally considered safe when used as directed. It is non-toxic in normal handling conditions and meets safety standards for industrial and food applications. However, direct contact with skin or eyes should be avoided, and proper protective equipment is recommended. Always follow safety guidelines for handling chemical substances with CAS number 7758-11-4.

How should Dipotassium phosphate (CAS: 7758-11-4) be stored?

Dipotassium phosphate should be stored in a cool, dry place away from direct light. It is stable at room temperature and should be kept in a sealed container to prevent moisture absorption. Avoid exposure to high humidity and ensure proper ventilation. Storage conditions for CAS number 7758-11-4 should maintain its chemical integrity and safety.