Oligomeric binaphtyl compounds of formula (I),

##STR00001## where X.sup.1-X.sup.2 are selected from hydrogen, -Alk.sup.1-OH, CH.sub.2-A.sup.2-CH.sub.2OH, -Alk.sup.2-C(O)OR.sup.x, CH.sub.2-A.sup.2-C(O)OR.sup.x and C(O)-A.sup.2-C(O)OR.sup.x, where R.sup.x is selected from the group consisting of hydrogen, phenyl, benzyl and C.sub.1-C.sub.4-alkyl; Y.sup.1-Y.sup.2 are selected from CH.sub.2, CHAr.sup.Y- and CH(CH.sub.2Ar.sup.Y); A.sup.1 is a single bond, CH.sub.2, CHAr.sup.A, CH(CH.sub.2Ar.sup.A)-, C(CH.sub.2Ar.sup.A).sub.2-, a moiety of the formula(A), mono- or polycyclic arylene having 6-26 carbon atoms as ring members or mono- or polycyclic hetarylene having 5-26 atoms, which are ring members, alternatively, the moiety Y.sup.1-A.sup.1-Y.sup.2 in formula(I) is CH.sub.2 or CHAr.sup.Y-, n is 1, 2 or 3; m, p, q and r are 0, 1 or 2; R.sup.1-R.sup.4 are independently-selected from the group consisting of halogen, C.sub.2-C.sub.3-alkynyl, CN, R, OR, CH.sub.sR.sub.3-s, NR.sub.2, C(O)R and CHCHR, R.sup.1, R.sup.2, R.sup.3 or R.sup.4 is identical or different if more than 1 of R.sup.1, R.sup.2, R.sup.3 or R.sup.4 is present, where s on each occurrence is 0, 1 or 2.

The present invention relates to compounds and their uses, in particular, compounds in the form of prodrugs that promote transport of a pharmaceutical agent to the lymphatic system and subsequently enhance release of the parent drug.

The present invention relates to compounds and their uses, in particular, compounds in the form of prodrugs that promote transport of a pharmaceutical agent to the lymphatic system and subsequently enhance release of the parent drug.

The present invention relates to compounds and their uses, in particular, compounds in the form of prodrugs that promote transport of a pharmaceutical agent to the lymphatic system and subsequently enhance release of the parent drug.

The present invention relates to triarylmethane compounds of the formula (I), which suitable as monomers for preparing thermoplastic resins having beneficial optical properties and which can be used for producing optical devices. R.sup.1 , R.sup.2 are e.g. hydrogen; Y is an alkylene group having 2, 3 or 4 carbon atoms, Ar is selected from mono- or polycyclic aryl and mono- or polycyclic hetaryl; X.sup.1, X.sup.2, X.sup.3, X.sup.4 are CH, CR.sup.x or N, provided that in each ring at most two of X.sup.1, X.sup.2, X.sup.3, X.sup.4 are N; R.sup.x is e.g. halogen, CN or CHCH.sub.2. The invention also relates to thermoplastic resins comprising a polymerized unit of the compound of formula (I). ##STR00001##