Synthesis of diaryl methanes

Details Synthesis of diaryl methanes Synthesis of diaryl methanes

1993-12-22

1995-06-20

Raymond, Richard L.

Organic compounds -- part of the class 532-570 series

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

544283, 546152, 5482624, 5483044, 5483611, 549 58, 549471, 568 67, 568809, C07C 29143, C07C31902, C07D30783

Patent

active

054261961

ABSTRACT:
The present Invention includes synthetic steps and intermediates involved in the following reaction scheme a of converting compounds of Formula (II) to the diarylmethanes of Formula (I): ##STR1## wherein: Y is oxygen or sulfur;

REFERENCES:
patent: 4978672 (1990-12-01), Bowman et al.
patent: 5190959 (1993-03-01), Murai et al.
March, Advanced Organic Chemistry, Third Edition, John Wiley & Sons, New York (1985) pp. 994-995.
Mitsunobu, O., The Use of Diethyl Azodicarboxylate and Triphenylphosphine in Synthesis and Transformation of Natural Products, Synthesis, 1-28, Jan. 1981.
Davis, R., et al., 2,4-Dimethylbenzyl: A Compliant Phenol Protecting Group, Synthesis, 987-88, Nov. 1982.
Adam, S., An Expedient and High Yielding Synthesis of Mefloquine, via Fluoride Ion-Catalyzed Wittig Rearrangement I, Tetrahedron, vol. 45, No. 5, 1409-14, 1989.

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