Calcium dihydrogen phosphate

inorganic compound

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This entry is made by Compilation and application of scientific encyclopedia entries of "Science Popularization China" to examine.

Calcium dihydrogen phosphate is an inorganic compound with the chemical formula Ca (H two PO four ) two It is a white crystalline powder, easily soluble in hydrochloric acid and nitric acid, slightly soluble in cold water, and almost insoluble in ethanol. It is mainly used as a leavening agent and calcium strengthening agent for food, a flavoring agent for wine, and a fermentation promoter.

Chinese name: Calcium dihydrogen phosphate
Foreign name: monocalcium phosphate
chemical formula: Ca(H two PO four ) two
molecular weight: two hundred and thirty-four point zero five three
CAS login number: 7758-23-8

EINECS login number: 231-837-1
Density: 2.22 g/cm³
Appearance: White crystalline powder
Security description: S26；S36/37/39
Hazard symbol: Xi
Hazard description: R36/37/38

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Physical and chemical properties

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Density: 2.22g/cm three

Appearance: white crystalline powder

Solubility: easily soluble in hydrochloric acid and nitric acid, slightly soluble in cold water, almost insoluble in ethanol^[1]

Calculate chemical data

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Reference value for drainage parameter calculation (XlogP): None

Number of hydrogen bond donors: 4

Number of hydrogen bond receptors: 8

Number of rotatable chemical bonds: 0

Number of tautomers: 0

Topological molecular polar surface area: 161

Number of heavy atoms: 11

Surface charge: 0

Complexity: 49.8

Number of isotope atoms: 0

Determine the number of atomic structure centers: 0

Number of uncertain atomic structure centers: 0

Determine the number of chemical bond structure centers: 0

Number of uncertain chemical bond structure centers: 0

Number of covalent bond units: 3^[1]

purpose

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It is mainly used as food leavening agent and calcium strengthening agent, wine flavoring agent, fermentation promoter, etc.

security information

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Safety terminology

S26：In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.

After eye contact, immediately flush with plenty of water and seek medical advice.

S36/37/39：Wear suitable protective clothing, gloves and eye/face protection.

Wear appropriate protective clothing, gloves and eye/face protection.

Risk terminology

R36/37/38：Irritating to eyes, respiratory system and skin.

Irritating to eyes, respiratory system and skin.

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