Lithium p,p'-di-tert-butylbiphenyl synthesis
1synthesis methods
- Product Name:Lithium p,p'-di-tert-butylbiphenyl
- CAS Number:61217-61-6
- Molecular formula:C20H26Li+
- Molecular Weight:273.37
Anhydrous THF and 4,4′-di-t-butylbiphenyl (DBB) are cooled to 0 °C under a blanket of argon and stirred with a glass-coated stirring bar; Lithium foil (or ribbon) is added in portions and the mixture is stirred for 5 h at 0 °C; the appearance of the deep blue-green radical anion appears within 5 min.
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Yield:-
Reaction Conditions:
with lithium in tetrahydrofuran at 0; for 5 h;
References:
Cohen, Theodore;Doubleday, Mary Dosch [Journal of Organic Chemistry,1990,vol. 55,# 4,p. 4784 - 4786]