bis(N,N'-diphenyl-2,4-pentanediiminato)chromium(II)

Base Information

Chemical Name:bis(N,N'-diphenyl-2,4-pentanediiminato)chromium(II)
CAS No.:238423-82-0
Molecular Formula:C₃₄H₃₄CrN₄
Molecular Weight:550.667
Hs Code.:

Synonyms:bis(N,N'-diphenyl-2,4-pentanediiminato)chromium(II)

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Chemical Property of bis(N,N'-diphenyl-2,4-pentanediiminato)chromium(II)

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Technology Process of bis(N,N'-diphenyl-2,4-pentanediiminato)chromium(II)

There total 3 articles about bis(N,N'-diphenyl-2,4-pentanediiminato)chromium(II) 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: 84.0%

: chromium dichloride

: 2-(phenyl)amine-4-(phenyl)imine-2-pentene

: 238423-82-0
bis(N,N'-diphenyl-2,4-pentanediiminato)chromium(II)

Guidance literature:: With methyl lithium; In tetrahydrofuran; byproducts: LiCl; standard Schlenk techniques; ligand dissolved in THF; cooled to -30°C; 1 equiv. of MeLi added; added dropwise to suspn. of CrCl2 (0.5 equiv.) in THF over 1 h; stirred at room temp. overnight; solvent removed in vac.; extd. with Et2O; filtered; filtrate concd.; cooled to -30°C; crystals isolated;
DOI:10.1021/om010857k

Reference yield: 35.0%

: 214894-15-2
(N,N'-diphenyl-2,4-pentanediiminato)dichlorochromium(III)bis(tetrahydrofuran)

: 238423-82-0
bis(N,N'-diphenyl-2,4-pentanediiminato)chromium(II)

Guidance literature:: With methyl lithium; In tetrahydrofuran; diethyl ether; byproducts: LiCl; standard Schlenk techniques; Cr complex dissolved in THF; cooled to -30°C; 2 equiv. of MeLi in Et2O added dropwise; stirred at room temp.for 4 h; evapd. to dryness; THF removed by trituration with ether; solid extd. with ether; filtered; filtrate concd.; cooled to -30°C; crystals isolated; elem. anal.;
DOI:10.1021/om010857k

Reference yield:

: 1234-62-4
triphenyltris(tetrahydrofuran)chromium(III)

: 2-(phenyl)amine-4-(phenyl)imine-2-pentene

: 238423-82-0
bis(N,N'-diphenyl-2,4-pentanediiminato)chromium(II)

Guidance literature:: In tetrahydrofuran; standard Schlenk techniques; 1 equiv. of ligand added to stirred soln. of Cr complex in THF; solvent removed in vac.; extd. with Et2O; filtered; filtrate concd.; cooled to -30°C; crystals isolated;
DOI:10.1021/om010857k