Patent ID: 6201141
Filing Date: 2001-03-13
Classification: C07J,G01N,Y10S

Abstract:
A conjugate of an estradiol analogue having the formula: ##STR9##whereR.sup.1 represents a member selected from the group consisting of H, an alkyl group, an alkenyl group, an alkynyl group, and an alkoxy group;R.sup.2 represents a member selected from the group consisting of OH, H, an alkyl group, an alkenyl group, an alkynyl group, and an alkoxy group;R.sup.3 represents a member selected from the group consisting of OH, H, an alkyl group, an alkenyl group, and an alkynyl group, and an alkoxy group;R.sup.4 represents a member selected from the group consisting of OH, H, an alkyl group, an alkenyl group, and an alkynyl group, and an alkoxy group;R.sup.5 represents an alkoxy group or OH;L represents a label group;provided that the carbon atom at position 16 does not contain two substituents that are attached to the carbon atom at position 16 by an oxygen atom, and further provided that the carbon atom at position 17 does not contain two substituents that are attached to the carbon atom at position 17 by an oxygen atom.