[012548] CAS 1291-32-3 | Bis(cyclopentadienyl)zirconium dichloride

CAS : 1291-32-3
MDL : MFCD00003726
EINECS : 215-066-8

Other name :

Zirconocene dichloride

Chemical Properties

Formula : C10H10Cl2Zr
Formula weight : 292.32
Melting Point : 242-245°
Boiling Point : 124-125°/15mm
Sensitivity : Moisture Sensitive. Air Sensitive. Store under Nitrogen. Ambient temperatures.
Form : Powder, Packaged under argon
Solubility : It is soluble in water.

Literature References

Versatile organometallic reagent and catalyst. For a brief review, see: Synlett, 375 (1999). Other reviews: Organozirconium compounds in organic synthesis: Synthesis, 1 (1988); Recent advances in the chemistry of zirconocene and related compounds: Tetrahedron, 51, 4255 (1995); Synthetic Application of zirconocene complexes: Tetrahedron, 52, 12853 (1996). Formation of carbon-carbon bonds via ‘zirconocene’ (obtained by reaction of the dichloride with Grignard or lithium reagents): Synlett, 299 (1995). Reduction with n-BuLi in the presence of 2-butyne leads to a zirconium metallocycle: Tetrahedron Lett., 27, 2829 (1986), which is a useful intermediate for the synthesis of phospholes and analogous heterocycles in which the Zr atom is replaced by As, Sb, Bi, Si, Ge, Sn, Ga, S, Se or B: Org. Synth. Coll., 9, 653 (1998), and references therein: For reaction of alkene-zirconocene complexes with cyclic enol ethers, see: Angew. Chem. Int. Ed., 43, 3932 (2004).

Notes

It is air, moisture sensitive. Store in a cool, dry place. Store in a tightly closed container. Keep refrigerated. Incompatibilities with Other Materials: Acids, bases, moisture, alcohols, halogens, moist air or water.

GHS Hazard and Precautionary Statements

Hazard Statements : H301-H311-H332-H314-H318Toxic if swallowed.Toxic in contact with skin.Harmful if inhaled.Causes severe skin burns and eye damage.Causes serious eye damage.
Precautionary Statements : P260-P301+P310-P303+P361+P353-P305+P351+P338-P361-P405-P501aDo not breathe dust/fume/gas/mist/vapours/spray.IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician.IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower.IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.Remove/Take off immediately all contaminated clothing.Store locked up.Dispose of contents/container in accordance with local/regional/national/international regulations.

Grade Specifications