Organic compounds -- part of the class 532-570 series – Organic compounds – Heavy metal containing
Patent
1989-03-28
1992-01-14
Shaver, Paul F.
Organic compounds -- part of the class 532-570 series
Organic compounds
Heavy metal containing
556 87, 556105, 556107, C07F 730, A61K 3128
Patent
active
050812718
ABSTRACT:
Benzoic acid derivatives represented by the formula (I): ##STR1## wherein R.sub.1 represents hydrogen or lower-alkyl, R.sub.2 and R.sub.4 represent hydrogen, trimethylsilyl, or trimethylgermyl, R.sub.3 represents hydrogen, lower-alkyl, trimethylsilyl, or trimethylgermyl, R.sub.5 represents hydrogen, lower-alkyl, acetyl, or hydroxy, at least one of R.sub.2 and R.sub.3 being trimethylsilyl or trimethylgermyl, and R.sub.6 means hydroxy, lower-alkoxy, or a group of the formula --NR.sub.7 R.sub.8, wherein R.sub.7 and R.sub.8 mean hydrogen or lower-alkyl, and X represents a group of the formula --COHN--, --NHCO--, --COO--, --OCO--, --COCH.dbd.CH--, --COCH.dbd.C(OH)--, or --CH.dbd.CH--, which exhibit excellent effect as differentiation-inducing agents for neoplastic cells, especially leukemia cells, or a therapeutic agent for psoriasis or immune and inflammatory diseases, and a process for the preparation thereof, are disclosed.
REFERENCES:
patent: 4271084 (1981-06-01), Shikawa et al.
patent: 4361579 (1982-11-01), Munakata et al.
patent: 4501702 (1985-02-01), Butten et al.
patent: 4579961 (1986-04-01), Kakimoto
patent: 4748187 (1988-05-01), Kakimoto et al.
patent: 4772628 (1988-09-01), Kakimoto et al.
patent: 4808631 (1989-02-01), Klaus
patent: 4889715 (1989-12-01), Sawai et al.
patent: 4898882 (1990-02-01), Nagahama et al.
Kueschen Gordon W.
Shaver Paul F.
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