1,3-di-tert.-butyl-4,4-dichloro-4-(η5-cyclopentadienyl)-2-phenyl-1-aza-2-bora-4-tantalacyclobutane

Base Information

Chemical Name:1,3-di-tert.-butyl-4,4-dichloro-4-(η5-cyclopentadienyl)-2-phenyl-1-aza-2-bora-4-tantalacyclobutane
CAS No.:124225-20-3
Molecular Formula:C₂₀H₂₉BCl₂NTa
Molecular Weight:546.122
Hs Code.:

Synonyms:

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Chemical Property of 1,3-di-tert.-butyl-4,4-dichloro-4-(η5-cyclopentadienyl)-2-phenyl-1-aza-2-bora-4-tantalacyclobutane

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Technology Process of 1,3-di-tert.-butyl-4,4-dichloro-4-(η5-cyclopentadienyl)-2-phenyl-1-aza-2-bora-4-tantalacyclobutane

There total 2 articles about 1,3-di-tert.-butyl-4,4-dichloro-4-(η5-cyclopentadienyl)-2-phenyl-1-aza-2-bora-4-tantalacyclobutane 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: 33.0%

: dichloro(η5-cyclopentadienyl)neopentylidenetantalum

: 118331-74-1
(t-butylimino)phenylborane

: 124225-20-3
1,3-di-tert.-butyl-4,4-dichloro-4-(η5-cyclopentadienyl)-2-phenyl-1-aza-2-bora-4-tantalacyclobutane

Guidance literature:: In toluene; all manipulations under exclusion of H2O and O2; adding cold iminoborane (-80°C) to soln. of tantalum complex in toluene (-78°C), slowly warming to room temp., pptn.; filtering, recrystn. (THF); elem. anal.;

Reference yield:

: 1,3-di-tert-butyl-4-chloro-4-(η5-cyclopentadienyl)-2-phenyl-1-aza-2-bora-4-tantala-3-cyclobutene

: 124225-20-3
1,3-di-tert.-butyl-4,4-dichloro-4-(η5-cyclopentadienyl)-2-phenyl-1-aza-2-bora-4-tantalacyclobutane

Guidance literature:: With HCl; In diethyl ether; 1:1 react. at room temp.;

Reference yield: 56.0%

: 124225-20-3
1,3-di-tert.-butyl-4,4-dichloro-4-(η5-cyclopentadienyl)-2-phenyl-1-aza-2-bora-4-tantalacyclobutane

: 1,3-di-tert-butyl-4-chloro-4-(η5-cyclopentadienyl)-2-phenyl-1-aza-2-bora-4-tantala-3-cyclobutene

Guidance literature:: With (C₂H₅)3N; In dichloromethane; byproducts: {HN(C2H5)3}Cl; addn. of triethyl amine to Ta-complex soln.; stirring, room temp., 16 h; removal of volatiles in vac., treatment with pentane, filtn. of ammonium salt, crystn. at -40°C from filtrate, elem. anal.;