Abstract
The invention provides a method for the preparation of regioisomerically pure intermediates which are useful for the preparation of carboxy-fluorescein-type compounds. Such compounds have broad applications within bio-conjugation and/or fluorescent imaging.
| Original language | English |
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| IPC | C07D 407/ 10 A I |
| Patent number | WO2015169854 |
| Filing date | 12/01/1915 |
| Country/Territory | International Bureau of the World Intellectual Property Organization (WIPO) |
| Priority date | 26/03/2015 |
| Priority number | EP20150161033 |
| Publication status | Published - 12 Nov 2015 |