BIS(PENTAMETHYLCYCLOPENTADIENYL)TITANIUM DICHLORIDE

Base Information

• Chemical Name: BIS(PENTAMETHYLCYCLOPENTADIENYL)TITANIUM DICHLORIDE
• CAS No.: 11136-36-0
• Molecular Formula: C20H32Cl2Ti
• Molecular Weight: 389.244
• Hs Code.: 29310099
• Mol file: 11136-36-0.mol

Synonyms:1,3-Cyclopentadiene,1,2,3,4,5-pentamethyl-, titanium complex;Bis(h5-pentamethylcyclopentadienyl)titaniumdichloride;Permethyltitanocene dichloride;Decamethyltitanocene dichloride;Dichlorobis(pentamethylcyclopentadienyl)titanium;Dichlorobis(h5-pentamethylcyclopentadienyl)titanium;Dichlorotitanium compound with 1,2,3,4,5-pentamethyl-1,3-cyclopentadiene (1:2);Titanium,dichlorobis[(1,2,3,4,5-h)-1,2,3,4,5-pentamethyl-2,4-cyclopentadien-1-yl]-;

Chemical Property of BIS(PENTAMETHYLCYCLOPENTADIENYL)TITANIUM DICHLORIDE

Chemical Property:

• Appearance/Colour: Red or brown crystals or needles
• Melting Point: 190 °C
• PSA: 0.00000
• LogP: 7.32300
• Sensitive.: Air & Moisture Sensitive
• Water Solubility.: Reacts with water.

Purity/Quality:

98%,99%, ^*data from raw suppliers

Bis(pentamethylcyclopentadienyl)titanium dichloride, 99% ^*data from reagent suppliers

Safty Information:

• Pictogram(s): Xn
• Hazard Codes: Xn
• Statements: 20/21/22-36/37/38
• Safety Statements: 26-36

MSDS Files:

SDS file from LookChem

Useful:

• Uses: It is used as an intermediate in the synthesis of troticenyl monophosphanes and [2]troticenophanes with C-P and C-Si bridges.

Technology Process of BIS(PENTAMETHYLCYCLOPENTADIENYL)TITANIUM DICHLORIDE

There total 38 articles about BIS(PENTAMETHYLCYCLOPENTADIENYL)TITANIUM DICHLORIDE which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 97.0%

hydrogenchloride (7647-01-0,15364-23-5) + (C5(CH3)5)2Ti(CO3)Ti(C5(CH3)5)2 → bis(pentamethylcyclopentadienyl)titanium dichloride (11136-36-0)

Guidance literature:

With air; In ethanol; benzene; byproducts: CO2; Ar-atmosphere; freezing soln. of Ti-complex (in C6H6), mixing with 6.5 NHCl (in EtOH); evapn. (vac.), extn. into CHCl3 in air, evapn. (vac.);

DOI:10.1016/0022-328X(96)06334-6

Reference yield: 90.0%

2-iodo-propane (75-30-9) + (η3-allyl)bis(pentamethylcyclopentadienyl)titanium → bis(pentamethylcyclopentadienyl)titanium dichloride (11136-36-0) + Cp(*)2Ti[η(1),η(1)-CH2CH(CH2CH=CH2)CH2] (167555-73-9) + 3-iso-propylbis(pentamethylcyclopentadienyl)titanacyclobutane (167555-78-4)

Guidance literature:

With samarium diiodide; In tetrahydrofuran; reaction at -35°C (1 h), warming to 40°C;

Reference yield: 83.0%

(η3-allyl)bis(pentamethylcyclopentadienyl)titanium + tert-Butyl iodide (558-17-8) → bis(pentamethylcyclopentadienyl)titanium dichloride (11136-36-0) + Cp(*)2Ti[η(1),η(1)-CH2CH(CH2CH=CH2)CH2] (167555-73-9) + (C5(CH3)5)2Ti(CH2)2CHC(CH3)3 (167555-77-3)

Guidance literature:

With samarium diiodide; In tetrahydrofuran; reaction at -35°C (0.7 h), warming to 40°C;

upstream raw materials:

bis(μ-oxo)(η1:η5-1,2,3,4-tetramethyl-5-methylene-1,3-cyclopentadiene)bis[(η-pentamethylcyclopentadienyl)titanium]

hydrogenchloride

pentamethylcyclopentadienyllithium

titanium tetrachloride

Downstream raw materials:

Cp*TiCl₃

[(η(5)-C5Me5)2Ti(η(2)-[phenyl(ethynyl)]ferrocene)]

[(η5-C5Me5)2Ti(η2-SiMe3C2Si(C6H5)2C2Si(CH3)3)]

[(C₅(CH₃)5)2Ti(OCH₂CH₂SC₆H₅)2]

Refernces

• 1、 Bottomley, Frank,Egharevba, Gabriel O.,Lin, Ivan J. B.,White, Peter S.. "Preparation, structure, and reactivity of a (pentamethylcyclopentadienyl)titanium dimer bridged by oxygen and tetramethylmethylenecyclopentadienyl". . p. 550 - 553. Retrieved 1985.
• 2、 Mach, Karel,Varga, Vojtech,Antropiusova, Helena,Polacek, Jindrich. "Effects of methyl substituents at the cyclopentadienyl ligand on the properties of C2H5TiCl3 and C5H5TiAl2CL8-x(C2H5)x (x = 0-4) complexes". . p. 205 - 216. Retrieved 1987.
• 3、 Boer, Eric J. M. de,With, Jan de,Orpen, A. Guy. "5-C5Me5)2Ti>2(μ-OC)22 (cp = η5-C5H5): A Compound with Linear Coordination of Titanium to a Bridging Carbonyl and a d6-d6 2 Fragment". . p. 1666 - 1667. Retrieved 1985.
• 4、 Schumann, Oliver,Steudel, Ralf. "New titanocene complexes [Cp2Ti(μ-S2)2NR] (with R = Me and nOct) as transfer reagents for the synthesis of the heterocycles S5NR and S6NR". . p. 529 - 532. Retrieved 1997.
• 5、 Becker, Lisanne,Rei?, Fabian,Altenburger, Kai,Spannenberg, Anke,Arndt, Perdita,Jiao, Haijun,Rosenthal, Uwe. "Reactivity Study of Pyridyl-Substituted 1-Metalla-2,5-diaza-cyclopenta-2,4-dienes of Group 4 Metallocenes". supporting information. p. 10826 - 10838. Retrieved 2016/07/27.