Back to results
US 10,167,391 B2Granted
Azo compound, use thereof and method for preparing same
AssigneeBioneer Corporation
InventorsSun Gi Kim, Taewoo Kwon, Jung Yung Choi
Life of this patent
Estimating the term…
Abstract
The present invention provides a novel azo compound having a quenching ability for the material that exhibits a luminescent phenomenon at an excited energy level, a quencher comprising the novel azo compound, a use of the quencher and a method for preparing the azo compound. The quencher according to the present invention may exhibit excellent characteristics in a wavelength absorption region.
Claims15
A quencher comprising a compound represented by the following formula 1:
- A1-N═N-A2-N═N-A3 Formula 1
- wherein
- A1 has a structure of the following formula 2;
- A2 has a structure of the following formula 4;
- and
- A3 has a structure of the following formula 5,
- wherein
- Z1 to Z4 are CR1
- R1 is hydrogen or a nitro group;
- X1 is CH2, NH, sulfur or oxygen;
- and
- X2 is CH or nitrogen,
- wherein
- Z10 to Z13 are CR3;
- R3 is hydrogen, a hydroxyl group, a C1-C10 alkoxy group NR11R12, or a C1-C10 alkyl group, with the proviso that all CR3 are not simultaneously hydrogen;
- wherein,
- Z14 to Z17 are CR4;
- R4 is hydrogen or a C1-C10 alkyl group;
- Z18 is CH or nitrogen;
- and
- L1 and L2 are each independently hydrogen, a C1-C30 alkyl group, a hydroxy-substituted C1-C30 alkyl group, a C1-C30 carboxyl group or a C1-C30 carbonyloxy-substituted C1-C30 alkyl group,
- or
- A1 has a structure of the following formula 3;
- A2 has a structure of the following formula 4;
- and
- A3 has a structure of the following formula 5,
- wherein
- Z5 is nitrogen and Z6 to Z9 are each independently CR2;
- R2 is hydrogen
- wherein
- Z10 to Z13 are CR3;
- R3 is hydrogen, a hydroxyl group or a C1-C10 alkoxy group or a C1-C10 alkyl group
- wherein,
- Z14 to Z17 are CR4;
- R4 is hydrogen or a C1-C10 alkyl group
- Z18 is CH or nitrogen;
- and
- L1 and L2 are each independently hydrogen, a C1-C30 alkyl group a hydroxy-substituted C1-C30 alkyl group, a C1-C30 carboxyl group or a C1-C30 carbonyloxy-substituted C1-C30 alkyl group.
35 more elements
An azo compound selected from compounds represented by the following formulas 6 and 7:
- wherein
- Z18 is CH or nitrogen;
- L1 and L2 are each independently hydrogen, a C1-C30 alkyl group, a hydroxy-substituted C1-C30 alkyl group, a C1-C30 carboxyl group or a C1-C30 carbonyloxy-substituted C1-C30 alkyl group;
- and
- R15 to R18 are each independently H, a C1-C10 alkoxy group, or a C1-C10 alkyl group, with the proviso that in formula 7 all R15 to R18 are not simultaneously H.
2 more elements
Dependencies are inferred from the claim text.