Cardenolide glycosides and method of making the same, and therap

Details Cardenolide glycosides and method of making the same, and therap Cardenolide glycosides and method of making the same, and therap

1976-04-05

1977-01-04

Gotts, Lewis

Drug, bio-affecting and body treating compositions

Conjugate or complex of monoclonal or polyclonal antibody,...

Conjugate includes potentiator; or composition comprising...

536 7, A61K 31705

Patent

active

040014029

ABSTRACT:
Cardioactive glycosides of the formula ##STR1## are disclosed, wherein R.sub.1 is saturated aliphatic hydrocarbon having 1 - 4 carbon atoms or unsaturated aliphatic hydrocarbon having 2 - 4 carbon atoms or phenyl and R.sub.2 is hydrogen or hydroxyl, as are methods for making the same by reacting the corresponding aglycone with an acylated 1-halo-hexopyranose of the formula ##STR2## wherein Hal is halogen, R.sub.3 is hydrogen or alkanoyloxy having 1 - 4 carbon atoms, and R.sub.4 is alkanoyl having 1 - 4 carbon atoms or benzoyl, and subsequently cleaving the acyl groups.

REFERENCES:
patent: 3472836 (1969-10-01), Vogelsang et al.
patent: 3963697 (1976-06-01), Coombes

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