Using the Hartree-Fock, MP2, and the B3LYP, BLYP, mPW1PW91 density functional methods, each combined with the 6-31G(d), 6-311G(d), 6-311+(d), 6-311++G(d, p) cc-
Acetals and ketals are among the most important perfume materials and industrial materials of organic synthesis. Up to now, there are many methods to synthesize