Patent ID: 7674902

Claim:
A compound of Formula II, wherein X 1 , X 2 , and X 3 are independently selected from Ar 1 -Z 1 -, —O − , —NH(CH 2 ) a OH, —NH(CH 2 ) a CO 2 H, —NH(CH 2 ) a SO 3 − , —NH(CH 2 ) a OSO 3 − , —NH(CH 2 ) a NHSO 3 − , —O(CH 2 ) a SO 3 31 , —O(CH 2 ) a OSO 3 − , —O(CH 2 ) a NHSO 3 − , —NH(CH 2 ) a PO 3 H − , —NH(CH 2 ) a PO 3 ═ , —NH(CH 2 ) a OPO 3 H − , —NH(CH 2 ) a OPO 3 ═ , —NH(CH 2 ) a NHPO 3 H − , —NH(CH 2 ) a NHPO 3 ═ , —O(CH 2 ) a PO 3 H − , —O(CH 2 ) a PO 3 ═, —O(CH 2 ) a OPO 3 H − , —O(CH 2 ) a OPO 3 ═ , —O(CH 2 ) a NHPO 3 H − , and —O(CH 2 ) a NHPO 3 ═ ; Y 1 and Y 2 are independently selected from a single bond, —(CH 2 ) m —, —(CH 2 ) m O—, —(CH 2 ) m OCO—, —(CH 2 ) m CO 2 —, —(CH 2 ) m OCNH—, —(CH 2 ) m OCO 2 —, —(CH 2 ) m NHCO—, —(CH 2 ) m NHCONH—, —(CH 2 ) m NHCSNH—, —(CH 2 ) m OSO 2 —, —(CH 2 ) m OSO 3 —, —(CH 2 ) m SO 2 ,—, —(CH 2 ) m NHSO 2 , — and —(CH 2 ) m SO 2 NH—; Z 1 is —NH—, —O—, —NH(CH 2 ) m—, or —O(CH 2 ) m —; Ar 1 is a bicyclic heteroaromatic radical having a base ring structure containing 5 to 10 carbon; R1 to R5 are independently selected from Ar 2 -Z 2 -, hydrogen, C1-C10 alkyl, C1-C10 hydroxyalkyl, C1-C10 polyhydroxyalkyl, carboxyl, C1-C10 carboxyalkyl, C1-C10 alkoxyalkyl, —(CH 2 ) b SO 3 − , —(CH 2 ) b OSO 3 − , —(CH 2 ) b NHSO 3 − , —(CH 2 ) b CO 2 (CH 2 ) c SO 3 − , —(CH 2 ) b OCO(CH 2 ) c SO 3 − , —(CH 2 ) b CONH(CH 2 ) c SO 3 − , —(CH 2 ) b NHCO(CH 2 ) c SO 3 − , —(CH 2 ) b NHCONH(CH 2 ) c SO 3 − , —(CH 2 ) b NHCSNH(CH 2 ) c SO 3 − , —(CH 2 ) b OCONH(CH 2 ) c SO 3 − , —(CH 2 ) b PO 3 H − , —(CH 2 ) b PO 3 ═ , —(CH 2 ) b OPO 3 H −, —(CH 2 ) b OPO 3 ═ , —(CH 2 ) b NHPO 3 H − , —(CH 2 ) b NHPO 3 ═ , —(CH 2 ) b CO 2 (CH 2 ) c PO 3 H − , —(CH 2 ) b CO 2 (CH 2 ) c PO 3 ═ , —(CH 2 ) b OCO(CH 2 ) c PO 3 H − , —(CH 2 ) b OCO(CH 2 ) c PO 3 , —(CH 2 ) b CONH(CH 2 ) c PO 3 H − , (CH 2 ) b CONH(CH 2 ) c PO 3 ═ , —(CH 2 ) b NHCO(CH 2 ) c PO 3 H − , —(CH 2 ) b NHCO(CH 2 ) c PO 3 ═ , —(CH 2 ) b NHCONH(CH 2 ) c PO 3 H − , —(CH 2 ) b NHCONH(CH 2 ) c PO 3 ═ , —(CH 2 ) b NHCSNH(CH 2 ) c PO 3 H − , —(CH 2 ) b NHCSNH(CH 2 ) c PO 3 ═ , —(CH 2 ) b OCONH(CH 2 ) c PO 3 H − , or —(CH 2 ) b OCONH(CH 2 ) c PO 3 ═ ; Z 2 is a single bond; Ar 2 is a bicyclic heteroaromatic radical having a base ring structure containing 5 to 10; a, b, and c independently are 1 to 6; and m is 1 to 10; with the proviso that at least one of X 1 to X 3 is Ar 1 -Z 1 - or at least one of R 1 to R 5 is Ar 2 -Z 2 -.