Calcium hydrogen phosphate hydrate (1:1:2)

Basic Information

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CAS Number

7789-77-7

Molecular Formula

H5CaO6P

Molecular Weight

172.09 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

109°C -H₂O

Boiling Point

158ºC at 760 mmHg

Density

2.31 g/mL at 25 °C

Water Solubility

Slightly soluble in water. Soluble in dilute hydrochloric, nitric, and acetic acid. Insoluble in alcohol

Refractive Index

1.5394

SMILES

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O.O.OP(=O)([O-])[O-].[Ca+2]

InChI

InChI=1S/Ca.H3O4P.2H2O/c;1-5(2,3)4;;/h;(H3,1,2,3,4);2*1H2/q+2;;;/p-2

InChIKey

XAAHAAMILDNBPS-UHFFFAOYSA-L

LogP

-0.18080

Complexity

46.5

Safety Information

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GHS Hazard Pictograms

H315

H319

H335

Hazard Statement

H315 Causes skin irritation
Skin corrosion/irritation

H319 Causes serious eye irritation
Serious eye damage/eye irritation

H335 May cause respiratory irritation
Specific target organ toxicity, single exposure; Respiratory tract irritation

Stability

Stable. Incompatible with acids.

Sensitiveness

对湿度敏感

Synonyms & References

English

calcium hydrogen phosphate dihydrate
Calcium hydrogen phosphate Dihydrate precipitate
Calcium phosphate dibasic dihydrate
Calcium Phosphate Dihydrate
CALCIUM HYDROGEN PHOSPHATE DIHYDRATE, EXTRA PURE FCC
Calciumphosphate-dibasic
acid calcium monophosphate
Bekapress D 2
BicalciuM phosphate
calcium monohydrogen phosphate
CALCIUM PHOSPH
Calcium phosphate di
CalciuM phosphate dibasic
Calciumhydrogenphosphate,dih
dibasic calcium phosphate
DicalciuM orthophosphate
DICALCIUM PHOSPHAT
dicalcium phosphate
dicalcium phosphate anhydrous
dicalciurn phosphate
Di-tab
hydrogen calcium orthophosphate
phosphoric acid calcium salt
Secondary calciuM phosphate
Phosphoricacid, calcium salt (1:1), dihydrate (8CI,9CI)
Bonit
Budit 222
Calcium hydrogen phosphate (CaHPO4) hydrate (1:2)
Calcium monohydrogen orthophosphate dihydrate
Calcium monohydrogenphosphate dihydrate
Calcium phosphate (CaHPO4) dihydrate

MDL Number

MFCD00010909

FAQ

What is Calcium hydrogen phosphate hydrate (1:1:2) (CAS: 7789-77-7)?

Calcium hydrogen phosphate hydrate (1:1:2) is a white crystalline inorganic compound with the chemical formula CaHPO4·2H2O. It is commonly used as a buffering agent and has applications in various industries. The compound is known for its stability and mild solubility in water, making it suitable for pharmaceutical and food-related uses.

What are the main uses of Calcium hydrogen phosphate hydrate (1:1:2) (CAS: 7789-77-7)?

Calcium hydrogen phosphate hydrate (1:1:2) is widely utilized in pharmaceuticals as a calcium supplement, in the food industry as a nutritional additive, and in industrial processes for its buffering properties. It also serves as a fire retardant and is used in research for chemical synthesis and analytical applications.

Is Calcium hydrogen phosphate hydrate (1:1:2) (CAS: 7789-77-7) safe?

Calcium hydrogen phosphate hydrate (1:1:2) is generally considered safe for use in food, pharmaceutical, and industrial applications. However, it should be handled with care to avoid inhalation or skin contact. Safety standards recommend following proper protective measures, such as wearing gloves and goggles, and consulting safety data sheets (SDS) for detailed guidelines.

How should Calcium hydrogen phosphate hydrate (1:1:2) (CAS: 7789-77-7) be stored?

Calcium hydrogen phosphate hydrate (1:1:2) should be stored in a cool, dry, and dark place to maintain stability. It requires airtight containers to prevent moisture absorption and degradation. Avoid exposure to high humidity and direct light to ensure long-term preservation of its chemical properties.