Patent ID: 11945955
Assignee: SONY GROUP CORPORATION
Field: Measurement (Instruments)
Classification: CPC C  G | IPC C  G

Claim 0:
1. A compound having the following structure (I):, or a stereoisomer, salt, or tautomer thereof, wherein:
M1 and M2 are, at each occurrence, independently a chromophore, provided that at least one of M1 and M2 is a FRET donor, and another one of M1 and M2 is a corresponding FRET acceptor, and at least one occurrence a FRET donor is positioned between two FRET acceptors;
L1 is, at each occurrence, an optional linker, provided that at least one occurrence of L1 is present and comprises oxygen, wherein at least one occurrence of L′ is a linker comprising a triazolyl functional group;
L2 and L3 are, at each occurrence, independently an optional alkylene, alkenylene, alkynylene, heteroalkylene, heteroalkenylene, heteroalkynylene or heteroatomic linker;
L4 is, at each occurrence, independently an alkylene or heteroalkylene linker;
R1 is, at each occurrence, independently H, alkyl or alkoxy;
R2 and R3 are each independently H, OH, SH, alkyl, alkoxy, alkylether, heteroalkyl, —OP(═Ra)(Rb)Rc, Q, or a protected form thereof, or L′;
R4 is, at each occurrence, independently OH, SH, O−, S−, ORd or SRd;
R5 is, at each occurrence, independently oxo, thioxo or absent;
Ra is O or S;
Rb is OH, SH, O−, S−, ORd or SRd;
Rc is OH, SH, O−, S−, ORd, OL′, SRd, alkyl, alkoxy, heteroalkyl, heteroalkoxy, alkylether, alkoxyalkylether, phosphate, thiophosphate, phosphoalkyl, thiophosphoalkyl, phosphoalkylether or thiophosphoalkylether;
Rd is a counter ion;
Q is, at each occurrence, independently a moiety comprising a reactive group, or protected form thereof, capable of forming a covalent bond with an analyte molecule, a targeting moiety, a solid support, or a complementary reactive group Q;
L′ is, at each occurrence, independently a linker comprising a covalent bond to Q, a linker comprising a covalent bond to a targeting moiety, a linker comprising a covalent bond to an analyte molecule, a linker comprising a covalent bond to a solid support, a linker comprising a covalent bond to a solid support residue, a linker comprising a covalent bond to a nucleoside or a linker comprising a covalent bond to a further compound of structure (I);
m is, at each occurrence, independently an integer of zero or greater; and
n is an integer of two or greater.