Pyrosulfuryl Chloride

Title: Pyrosulfuryl Chloride
CAS Registry Number: 7791-27-7
CAS Name: Disulfuryl chloride
Additional Names: disulfur pentoxydichloride; chlorosulfonic anhydride
Molecular Formula: Cl2O5S2
Molecular Weight: 215.03
Percent Composition: Cl 32.97%, O 37.20%, S 29.82%
Line Formula: S2O5Cl2
Properties: Colorless, mobile, very refractive, fuming liquid. d 1.837; mp -37°; bp 151°. Violently dec by water into H2SO4, and HCl. Keep tightly closed and handle with caution.
Melting point: mp -37°
Boiling point: bp 151°
Density: d 1.837
Status: This monograph has been retired and is no longer subject to revision or update.
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