Abstract
The invention provides a chelating compound of formula (I), wherein T is a terphenyl nucleus, EWG1 and EWG2 are electron withdrawing groups, L is a linker group and C is a coupling moiety. The two beta-diketone groups are capable of complexing a metal species. There are also provided chelates derived from the chelating compound and methods for using the chelates in immunoassays.
| Original language | English |
|---|---|
| Patent number | WO2005085193 |
| IPC | C07C 309/73 2006.1,C07D 207/46 2006.1,G01N 33/533 2006.1 |
| Priority date | 9/03/04 |
| Filing date | 9/03/05 |
| Publication status | Submitted - 15 Sep 2005 |
Bibliographical note
Designated StatesAE, AG, AL, AM, AT, AU, AZ, BA, BB, BG, BR, BW, BY, BZ, CA, CH, CN, CO, CR, CU, CZ, DE, DK, DM, DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, HR, HU, ID, IL, IN, IS, JP, KE, KG, KP, KR, KZ, LC, LK, LR, LS, LT, LU, LV, MA, MD, MG, MK, MN, MW, MX, MZ, NA, NI, NO, NZ, OM, PG, PH, PL, PT, RO, RU, SC, SD, SE, SG, SK, SL, SM, SY, TJ, TM, TN, TR, TT, TZ, UA, UG, US, UZ, VC, VN, YU, ZA, ZM, ZW
African Regional Intellectual Property Organization (ARIPO) (BW, GH, GM, KE, LS, MW, MZ, NA, SD, SL, SZ, TZ, UG, ZM, ZW)
Eurasian Patent Organization (AM, AZ, BY, KG, KZ, MD, RU, TJ, TM)
European Patent Office (AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HU, IE, IS, IT, LT, LU, MC, NL, PL, PT, RO, SE, SI, SK, TR)
African Intellectual Property Organization (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, ML, MR, NE, SN, TD, TG)