• Name

  Mercury iodide

• EINECS 239-409-6
• CAS No. 15385-57-6
• Article Data6
• CAS DataBase
• Density g/cm³
• Solubility g/L solution H2O: 2.0×10?7 (25°C) [KRU93]; insoluble alcohol, ether [MER06]; soluble castor oil, ammonia [HAW93]
• Melting Point 290° when rapidly heated with partial decompn into Hg and HgI2
• Formula Hg2I2
• Boiling Point 127°Cat760mmHg
• Molecular Weight 654.989
• Flash Point °C
• Transport Information
• Appearance
• Safety 13-28-45-60-61
• Risk Codes 26/27/28-33-50/53
• Molecular Structure
• Hazard Symbols
• Synonyms Dimercurydiiodide; Mercurous iodide; Mercury protoiodide; Yellow mercury iodide
• PSA 0.00000
• LogP 1.76640

Synthetic route

mercury(I) oxide

7681-11-0

potassium iodide

15385-57-6

mercurous iodide

Conditions

Conditions	Yield
In not given freshly pptd. Hg2O reacted with hot KI soln.;
In not given freshly pptd. Hg2O reacted with hot KI soln.;

7774-29-0

mercury(II) iodide

mercury

15385-57-6

mercurous iodide

Conditions

Conditions	Yield
In neat (no solvent) heated at 543 K for 24 h;

mercury(II) iodide

mercury

15385-57-6

mercurous iodide

Conditions

Conditions	Yield
In neat (no solvent) excess Hg; 160°C for 70 h; XRD;

164596-64-9

phosphonium iodide

10031-18-2

mercury(I) bromide

A

phosphonium bromide

B

15385-57-6

mercurous iodide

Conditions

Conditions	Yield
In neat (no solvent)
In neat (no solvent)

...Expand

872-50-4

1-methyl-pyrrolidin-2-one

15385-57-6

mercurous iodide

104-57-4

benzyl formate

103-82-2

phenylacetic acid

Conditions

Conditions	Yield
With carbon monoxide

...Expand

15385-57-6

mercurous iodide

16800-52-5, 22512-50-1, 27055-89-6

Co(CNC6H4CH3)4I2

{Co(CNC6H4CH3)5}(1+)*I(1-)*Hg2I2={Co(CNC6H4CH3)5}I*Hg2I2

Conditions

Conditions	Yield
on react. with excess Hg2I2;;
on react. with excess Hg2I2;;

Mercury iodide Chemical Properties

Mercury iodide Safety Profile