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Michael Klaus, Peter Mohr, Ekkehard Weiss: Condensed heterocyclic compounds. Hoffmann La Roche, George M Gould, Bernard S Leon, William G Isgro, August 6, 1991: US05037825 (122 worldwide citation)

The invention relates to compounds of the formula ##STR1## wherein R.sup.1 is hydrogen, acyl, lower-alkyl or --CHO, --CH.sub.2 OR.sup.10, --COR.sup.7 or OR.sup.13 ; R.sup.2, R.sup.3 and R.sup.4 are, independently, hydrogen, lower-alkyl, lower-alkoxy or halogen; R.sup.5 and R.sup.6 are, independently ...


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Michael Klaus, Peter Mohr, Ekkehard Weiss: Stilbene derivatives for treatment of skin disorders. Hoffman La Roche, George M Gould, Bernard S Leon, Matthew Boxer, July 10, 1990: US04940707 (11 worldwide citation)

Compounds of the formula ##STR1## wherein R.sup.1 and R.sup.2 each independently are lower-alkyl; or together are alkylene with 3-5 C-atoms in a straight chain; one of the residues R.sup.3 and R.sup.4 is hydrogen and the other is hydrogen or lower-alkyl; R.sup.6 and R.sup.7 are hydrogen or lower-alk ...


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Michael Klaus, Peter Mohr, Ekkehard Weiss: Stilbene derivatives. Hoffmann La Roche, George M Gould, George W Johnston, Ellen Ciambrone Coletti, January 3, 1995: US05378705 (10 worldwide citation)

Compounds of the formula ##STR1## wherein R.sup.1 and R.sup.2 each independently are lower-alkyl; or together are alkylene with 3-5 C-atoms in a straight chain; one of the residues R.sup.3 and R.sup.4 is hydrogen and the other is hydrogen or lower-alkyl; R.sup.6 and R.sup.7 are hydrogen or lower-alk ...


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Michael Klaus, Peter Mohr, Ekkehard Weiss: Condensed heterocyclic compounds. Hoffman La Roche, George M Gould, William H Epstein, Bruce A Pokras, May 30, 1995: US05420273 (9 worldwide citation)

The invention relates to compounds of the formula ##STR1## wherein R.sup.1 is hydrogen, acyl, lower-alkyl or --CHO, --CH.sub.2 OR.sup.10, --COR.sup.7 or OR.sup.13 ; R.sup.2, R.sup.3 and R.sup.4 are, independently, hydrogen, lower-alkyl, lower-alkoxy or halogen; R.sup.5 and R.sup.6 are, independently ...


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Michael Klaus, Peter Mohr, Ekkehard Weiss: Stilbene derivatives. Hoffmann La Roche, George M Gould, George W Johnston, Ellen Ciambrone Coletti, October 5, 1993: US05250562 (8 worldwide citation)

Compounds of the formula ##STR1## wherein R.sup.1 and R.sup.2 each independently are lower-alkyl; or together are alkylene with 3-5 C-atoms in a straight chain; one of the residues R.sup.3 and R.sup.4 is hydrogen and the other is hydrogen or lower-alkyl; R.sup.6 and R.sup.7 are hydrogen or lower-alk ...


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Synese Jolidon, Rita Locher, Ivan Kompis, Ekkehard Weiss, Pierre Charles Wyss: Quinoline derivatives. Hoffmann La Roche, Jon S Saxe, Bernard S Leon, William G Isgro, February 21, 1989: US04806541 (8 worldwide citation)

Tetracyclic compounds of the formula ##STR1## wherein R.sup.1, R.sup.2, X, Y, Z and n are as herein described, and salts thereof, are described. The compounds of formula III have antibacterial activity, and are therefore useful as antibacterial agents.


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Michael Klaus, Ekkehard Weiss: Tetrahydronaphthalene and indane derivatives. Hoffmann La Roche, Jon S Saxe, Bernard S Leon, Richard J Mazza, October 24, 1989: US04876349 (7 worldwide citation)

The compounds of the formula ##STR1## wherein X and Y are independently --CH.sub.2 -- or >C(CH.sub.3).sub.2 ; Z is --CHR.sup.8 --, >Co, >CR.sup.8 OR.sup.7 , --CHR.sup.8 --CHR.sup.8 --, --CHOR.sup.7 --CH.sub.2 --, --CO--CHOR.sup.7 or --CHOR.sup.7 --CHOR.sup.7 --R.sup.1 is a 5- or 6-membered, monocycl ...


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