CAS 34822-90-7 appears in our catalog under these names: Thallium(I) cyclopentadienide 97%, Cyclopentadienylthallium , Cyclopentadienyl Thallium, >95.0%(T), THALLIUM(I) CYCLOPENTADIENIDE, 97%. Offered by: GLPBio, Thermo Scientific (Alfa Aesar), TCI, Sigma-Aldrich. Available pack sizes: 1g, 5g, 25g, 10G.