Product Description
Pharmaceutical
Raw Materials and Intermediates
AI Product Description
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Bis(cyclopentadienyl)titanium dichloride, commonly known as Cp2TiCl2 or titanocene dichloride, is a highly significant organometallic compound in the field of chemistry and materials science. With the molecular formula C10H8Cl2Ti and the CAS registry number 12579-66-5, this dark red to purple crystalline solid represents a classic example of a metallocene. Structurally, it features a titanium(IV) center sandwiched between two cyclopentadienyl rings, with two chloride ligands completing the coordination sphere. This unique geometry imparts distinct chemical properties that make it invaluable for both academic research and industrial applications.
The primary utility of titanocene dichloride lies in its role as a versatile catalyst precursor in polymerization reactions. It is extensively employed in the synthesis of polyolefins, particularly in conjunction with methylaluminoxane (MAO), where it facilitates the production of stereoregular polymers with tailored mechanical properties. Beyond catalysis, it serves as a crucial starting material for synthesizing a wide array of other organotitanium complexes used in organic synthesis, including olefin metathesis and carbon-carbon bond-forming reactions. Its ability to undergo one-electron reduction to form the active Ti(III) species also makes it a subject of interest in studying single-electron transfer mechanisms.
In the pharmaceutical sector, derivatives of this compound have attracted attention for their potential biological activities, including antitumor properties similar to cisplatin, although clinical development remains limited compared to traditional platinum drugs. Furthermore, it is utilized in surface modification processes and as a component in specialized coatings. Due to its sensitivity to air and moisture, handling requires inert atmosphere techniques such as gloveboxes or Schlenk lines. Despite these handling challenges, Bis(cyclopentadienyl)titanium dichloride remains a cornerstone reagent in modern organometallic chemistry, bridging fundamental research with practical industrial innovation across diverse sectors ranging from plastics manufacturing to advanced drug discovery.