96422-39-8Relevant articles and documents
Triphenylene derivatives
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, (2008/06/13)
The present invention relates to compounds of formula (I) STR1 wherein Ar is a triphenylene or substituted triphenylene ring system; R1 is a C1-3 alkylene moiety; R2 is hydrogen or a C1-6 alkyl group; R3 is a hydroxy C1-6 alkyl group; R4 and R5 are the same or different and are hydrogen, C1-6 alkyl or hydroxy C1-6 alkyl, esters thereof derived from condensation of carboxylic acids and hydroxyl groups of R3, R4, and R5 ; Acid addition salts thereof, which have been found useful for the treatment of tumors in mammals.