Title: Aluminum tert-Butoxide
CAS Registry Number: 556-91-2
CAS Name: 2-Methyl-2-propanol aluminum salt
Molecular Formula: C12H27AlO3
Molecular Weight: 246.32
Percent Composition: C 58.51%, H 11.05%, Al 10.95%, O 19.49%
Line Formula: Al[OC(CH3)3]3
Literature References: Prepd from aluminum tert-butyl alcohol and mercuric chloride: Wayne, Adkins, Org. Synth. coll. vol. III, 48 (1955).
Properties: Powder; can be recryst from benzene. Sublimes at 180°. Pure compd does not melt or decomp upon heating up to 300° in a sealed tube, but traces of moisture or tert-butyl alc cause it to melt at 160-200°. Very sol in organic solvents; approx 9 g dissolves in 5 g ethyl propionate at 120°.
Use: Reagent for oxidation of alcohols to ketones; in dealcoholation of orthoesters.