C

Calcium hypochlorite

IUPAC: calcium dihypochlorite

CaCl2O2 Inorganic Compounds CAS 7778-54-3
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Quick Reference
Formula / NotationCaCl2O2
CAS Number7778-54-3
Molecular Weight142.98
Melting Point100 °C
Boiling PointDecomposes at 100 °C
Density2.350 g/cu cm
Solubility21% in water at 25 °C
AppearanceObtained by saturating calcium hydroxide (slaked lime) with chlorine.
Also Known Ascalcium dihypochlorite; 7778-54-3; Calcium hypochloride; Hypochlorous acid, calcium salt; Bleaching powder; Losantin; Pittchlor; Pittcide; Pittclor; Caporit
CategoryInorganic Compounds

What is Calcium hypochlorite?

Calcium hypochlorite is an inorganic calcium salt and a calcium salt. It has a role as a bleaching agent. It contains a hypochlorite.

Formula & Notation

CaCl2O2

IUPAC Name: calcium dihypochlorite

Other Names / Synonyms: calcium dihypochlorite; 7778-54-3; Calcium hypochloride; Hypochlorous acid, calcium salt; Bleaching powder; Losantin; Pittchlor; Pittcide; Pittclor; Caporit

Properties & Characteristics

Appearance: Obtained by saturating calcium hydroxide (slaked lime) with chlorine.. Molecular formula: CaCl2O2. Molecular weight: 142.98 g/mol. Boiling point: Decomposes at 100 °C. Melting point: 100 °C. Density: 2.350 g/cu cm. Solubility: 21% in water at 25 °C.

Physical Data

PropertyValue
Melting Point100 °C
Boiling PointDecomposes at 100 °C
Density2.350 g/cu cm
Molecular Weight142.98
Solubility21% in water at 25 °C
AppearanceObtained by saturating calcium hydroxide (slaked lime) with chlorine.

Uses & Applications

Used in industrial processes, materials science, semiconductor manufacture, ceramics, or as a catalyst.

Safety Information

May be corrosive, toxic, or an oxidising agent. Handle in well-ventilated area. Consult SDS before use.

Always consult the SDS/MSDS before handling any chemical. This information is for educational purposes only.

Key Facts

Term Calcium hypochlorite
Formula CaCl2O2
CAS Number 7778-54-3
Molecular Weight 142.98
Synonyms calcium dihypochlorite; 7778-54-3; Calcium hypochloride; Hypochlorous acid, calcium salt; Bleaching powder; Losantin; Pittchlor; Pittcide; Pittclor; Caporit

Frequently Asked Questions

Calcium hypochlorite is an inorganic calcium salt and a calcium salt. It has a role as a bleaching agent. It contains a hypochlorite.

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Editorial standards: Chemical data is sourced from peer-reviewed literature, CAS Registry, NIST WebBook, and PubChem. Safety information reflects guidance from OSHA, ECHA, and IAEA. For educational purposes only — always consult official SDS documentation and qualified professionals before handling chemicals.