Sparsomycin (SC-RS) compounds having antitumor activity, a proce

Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...

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514212, 540607, 544310, 544311, A61K 31505, C07D23954

Patent

active

048207128

ABSTRACT:
The invention relates to novel sparsomycin (S.sub.c -R.sub.s) compounds having valuable antitumor activity, and to a process for their preparation and pharmaceutical compositions containing such novel compounds. The novel compounds satisfy the general formula ##STR1##

REFERENCES:
patent: 4581360 (1986-04-01), Ottenheijm et al.
Helquist et al, Journal of the American Chemical Society (1979), vol. 101, pp. 1057-1059.
Koziol, Chemical Abstract 66-54328u (1967).

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