3A,4,7,7A-Tetrahydro-4-phenylethyl-7a-alkyl-5(6H)-indanones and

Details 3A,4,7,7A-Tetrahydro-4-phenylethyl-7a-alkyl-5(6H)-indanones and 3A,4,7,7A-Tetrahydro-4-phenylethyl-7a-alkyl-5(6H)-indanones and

1974-09-30

1976-07-27

Thomas, Jr., James O.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

C07D30922

Patent

active

039718093

ABSTRACT:
Total synthesis of steroids of the estrone and equilenin series involving conjugate 1,4-addition of a meta-substituted benzyl organometallic reagent to a C/D bicyclic methylene ketone. An aromatization of the B-ring of .DELTA. 9(11) estrone derivatives.

REFERENCES:
patent: 2835698 (1958-05-01), Magerlein et al.
patent: 3373206 (1968-03-01), Rocca
patent: 3856864 (1974-12-01), Cohen
McOmie, "Protective Groups in Organic Chemistry" pp. 104-108 (1973).
Fieser et al., "Advanced Org. Chem." p. 310 (1961).
Ireland et al., J. Am. Chem Soc., 94, 2056 (1972).
Piers et al., J. Am. Chem. Soc., 93, 5113 (197).
Ziegler et al., Annalen 473, 1 (1929).

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