METHOD OF SYNTHESIS OF 3′, 4′, -H - 16α, 17α-CYCLOHEXANOPREGN-4-EN-3, 20-DIONE LABELED WITH TRITIUM Russian patent published in 1994 - IPC

Abstract SU 1387385 A3

FIELD: organic chemistry. SUBSTANCE: synthesis is carried out by reaction of corresponding steroid and ethylene glycol following by treatment with gaseous tritium in the presence of Pd-catalyst in organic solvent and splitting off of ethylene glycol protected group in acid medium. Yield of the end products is 67% , molar activity is 1.97 PBq/mole, radiochemical purity is 95-97% . EFFECT: high molar activity of product. 1 tbl

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SU 1 387 385 A3

Authors

Shevchenko V.P.

Mjasoedov N.F.

Kamernitskij A.V.

Levina I.S.

Kulikova L.E.

Fanchenko N.D.

Minina L.S.

Dates

1994-03-15Published

1986-07-25Filed