Calcium hypochlorite, tech.

• Catalog No.: 42548
• CAS Number: 7778-54-3
• M. F.: CaCl2O2
• M. W.: 142.9828

SYNONYMS

• Title: 次氯酸钙, tech.
• IUPAC name: calcium dihypochlorite
• IUPAC Traditional name: calcium dihypochlorite
• Synonyms: Bleaching powder

DATABASE IDS

• CAS Number: 7778-54-3
• EC Number: 231-908-7
• MDL Number: MFCD00010900
• Merck Index: 141674

PROPERTIES

• Packing Group: II
• GHS Hazard statements: H272-H314-H400-H302
• European Hazard Symbols: X
• European Hazard Symbols: Corrosive (C)
• European Hazard Symbols: Oxidising (O)
• European Hazard Symbols: Nature polluting (N)
• GHS Precautionary statements: P221-P210-P303+P361+P353-P305+P351+P338-P405-P501A
• Risk Statements: 8-22-31-34-50
• RTECS: NH3485000
• Safety Statements: 26-36/37/39-45-61
• TSCA Listed: 是
• Hazard Class: 5.1
• UN Number: UN1748
• Apperance: Granular
• Density: 2.350
• Melting Point: 100°C

REFERENCES

• Useful low-cost oxidant:
• For a review of synthetic oxidations with hypochlorites, see: Org. Prep. Proced. Int., 24, 623 (1992).
• Secondary alcohols to ketones in high yield; primary alcohols tend to give esters of the starting alcohol: Tetrahedron Lett., 35 (1982). In MeOH in the presence of AcOH, primary alcohols can be converted directly to methyl esters: Tetrahedron Lett., 34, 2741 (1993). Aldehydes to acids: Tetrahedron Lett., 23, 3131 (1982). In the presence of AcOH, benzenoid compounds undergo ring chlorination: Synth. Commun., 19, 799 (1989).