1,8,-Dihydroxy-9-anthrones substituted in the 10-position

Details 1,8,-Dihydroxy-9-anthrones substituted in the 10-position 1,8,-Dihydroxy-9-anthrones substituted in the 10-position

1982-06-29

1986-02-04

Helfin, Bernard

Organic compounds -- part of the class 532-570 series

Organic compounds

Four or more ring nitrogens in the bicyclo ring system

260365, 260377, 260351, 544224, 546203, 548528, 514234, 514247, 514325, 514423, C07D26530, C07C10375

Patent

active

045687439

ABSTRACT:
The invention concerns 1,8-dihydroxy-9-anthrones substituted in the 10-position of the formula: ##STR1## in which: R.sub.1 represents a group taken from the set constituted by: wherein R.sub.2 represents H, C.sub.1-8 alkyl, C.sub.1-3 mono- or poly-hydroxyalkyl, carbamoly or phenyl,

REFERENCES:
patent: 1837326 (1931-12-01), Kranzlein et al.
patent: 4327114 (1982-04-01), Brickl et al.
Meerwein et al., Chem. Abs., vol. 13 (1919), 1310-1313.
Schultz et al., Archiv. der Pharmazie, vol. 310 (1977), 776-780.

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