(DIP-nacnac)2Yb

Base Information

• Chemical Name: (DIP-nacnac)2Yb
• CAS No.: 724711-00-6
• Molecular Formula: C₅₈H₈₂N₄Yb
• Molecular Weight: 1008.36

Synonyms:

Chemical Property of (DIP-nacnac)2Yb

Chemical Property:

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Technology Process of (DIP-nacnac)2Yb

There total 3 articles about (DIP-nacnac)2Yb 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: 77.0%

N,N′-bis(2,6-diisopropylphenyl)pentane-2,4-diimine (210832-39-6) + ytterbium diiodide bis-tetrahydrofuranate (120368-70-9) → (DIP-nacnac)2Yb (724711-00-6)

Guidance literature:

With C₄H₉Li; C(CH₃)3OK; In hexane; addn. of BuLi to a soln. of ligand in hexane at room temp., addn. of t-BuOK under stirring, stirring for 5 h at room temp., sepn. of ppt., addn.of THF, addn. of YbI2(thf)2 under stirring, stirring for 2 h at 60 .deg ree.C; removal of solvent in vac, extraction with warm hexane, cooling to -30 °C, sepn. of ppt.;

DOI:10.1039/b513378e

Reference yield:

(DIP-nacnac)YbH*THF dimer (944711-67-5) → ytterbium dihydride + (DIP-nacnac)2Yb (724711-00-6)

Guidance literature:

In benzene; slow decompn. at 75°C; Kinetics;

DOI:10.1021/ic700403d

Reference yield:

Yb(((CH3)2CH)2C6H3NC(CH3)CHC(CH3)NC6H3(CH(CH3)2)2)(CH(Si(CH3)3)2)(OC4H8) (1152297-71-6) → (DIP-nacnac)2Yb (724711-00-6) + (Yb(((CH3)2CH)2C6H3NC(CH3)CHC(NC6H3(CH(CH3)2)2)CH2)(OC4H8))2

Guidance literature:

In benzene-d6; under Ar; Yb complex in C6D6 soln. heated at 70°C for 3 h; detd. by (1)H and (13)C NMR spectra;

DOI:10.1039/b818969b

upstream raw materials:

N,N′-bis(2,6-diisopropylphenyl)pentane-2,4-diimine

ytterbium diiodide bis-tetrahydrofuranate

(DIP-nacnac)YbH*THF dimer

Yb(((CH₃)2CH)2C₆H₃NC(CH₃)CHC(CH₃)NC₆H₃(CH(CH₃)2)2)(CH(Si(CH₃)3)2)(OC₄H₈)

Downstream raw materials:

[(Yb(II)(μ-I)(2,6-i-Pr2-C6H3NC(Me)CHC(Me)NC6H3-i-Pr2-2,6)(thf))2]

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