Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Crystal structures of rhenium(I) tricarbonyl complexes in the top row: 2Cl, 3Cl, and 4Cl, in the middle row: 3Br and 4Br, and in the bottom row: 1Aq, 3Aq (both as methanesulfonate salts), and 4Aq (as the triflate salt). Thermal ellipsoids are drawn at the 50% probability level. All hydrogens except H2O hydrogen atoms in aqua complexes are omitted.
