Production of 21-phosphate corticords having unprotected hydroxy

Details Production of 21-phosphate corticords having unprotected hydroxy Production of 21-phosphate corticords having unprotected hydroxy

1974-06-20

1976-06-29

Love, Ethel G.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

26023955D, C07J 500

Patent

active

039667782

ABSTRACT:
There is disclosed a process for preparing 17.alpha.-hydroxy corticoid 21-phosphate which comprises reacting a compound selected from the group consisting of 17.alpha.,21-dihydroxy corticoid and 11, 17.alpha.,21-trihydroxy corticoid with pyrophosphoryl tetrachloride, subjecting the reaction mixture to a hydrolyzing agent and recovering the objective 17.alpha.-hydroxy corticoid 21-phosphate or 11, 17.alpha.-dihydroxy corticoid 21-phosphate from the hydrolysis reaction medium.

REFERENCES:
patent: 2950298 (1960-08-01), Elks et al.
patent: 3053834 (1962-09-01), Fried
patent: 3073816 (1963-01-01), Irmscher et al.
patent: 3487077 (1969-12-01), Wendler et al.
patent: 3764616 (1973-10-01), Elks et al.

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