Copper(I) sulfate

Copper(I) sulfate
Names
Other names
Copper(I) sulphate; Cuprous sulfate; Dicopper sulfate
Identifiers
3D model (JSmol)
ChemSpider
ECHA InfoCard 100.159.746
PubChem CID
  • InChI=1S/2Cu.H2O4S/c;;1-5(2,3)4/h;;(H2,1,2,3,4)/q2*+1;/p-2
    Key: WIVXEZIMDUGYRW-UHFFFAOYSA-L
  • InChI=1/2Cu.H2O4S/c;;1-5(2,3)4/h;;(H2,1,2,3,4)/q2*+1;/p-2
    Key: WIVXEZIMDUGYRW-NUQVWONBAI
SMILES
  • [O-]S(=O)(=O)[O-].[Cu+].[Cu+]
Properties
Cu2SO4
Molar mass 223.15 g mol−1
Appearance White
Density 4.12 g cm−3
Melting point 110 °C
decomposes
Structure
orthorhombic
Space group
 Fddd
a = 4.748(3) Å, b = 13.96(1) Å, c = 10.86(1) Å
8
Hazards
NIOSH (US health exposure limits):
PEL (Permissible)
 TWA 1 mg/m3 (as Cu)
REL (Recommended)
 TWA 1 mg/m3 (as Cu)
IDLH (Immediate danger)
 TWA 100 mg/m3 (as Cu)
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
Infobox references

Copper(I) sulfate, also known as cuprous sulfate, is an inorganic compound with the chemical formula Cu2SO4. It is a white solid, in contrast to copper(II) sulfate, which is blue in hydrous form. Compared to the commonly available reagent, copper(II) sulfate, copper(I) sulfate is unstable and not readily available.

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