Title:
FLUORESCENT LABELING AGENT AND FLUORESCENT DYE
Document Type and Number:
WIPO Patent Application WO/2021/201284
Kind Code:
A1
Abstract:
A fluorescent labeling agent contains a fluorescent dye represented by general formula (1). General formula (1): Q-Z-R1-R2-R3 (In the formula, Q represents the residue of a fluorescent dye. Z represents a direct bond, alkylene group, or arylene group. R1 represents a direct bond, -O-, -OP(=O)R4-, -OC(=O)-, -OS(=O)2-, -OSiR5R6-, -C(=O)-, or -C(=O)NH-. R2 represents a group selected from the group consisting of alkylene groups, arylene groups, and heterocyclic groups, or represents a group provided by combining these groups. R3 represents COOM1, NR7R8, or N+R9R10R11. Here, R4 represents a hydrogen atom, hydroxyl group, alkyl group, aryl group, alkoxy group, aryloxy group, or heterocyclic group. R5 and R6 each independently represent an alkyl group, aryl group, or heterocyclic group. R7-R11 each independently represent a hydrogen atom, alkyl group, or aryl group. M1 represents a monovalent cation.)
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Inventors:
YOKOKURA RINO (JP)
YAMAMOTO RYUTARO (JP)
MINASHIMA HIDENORI (JP)
YAMAMOTO RYUTARO (JP)
MINASHIMA HIDENORI (JP)
Application Number:
PCT/JP2021/014351
Publication Date:
October 07, 2021
Filing Date:
April 02, 2021
Export Citation:
Assignee:
TOYO INK SC HOLDINGS CO LTD (JP)
International Classes:
C09B47/067; C09B11/28; C09B23/04; C09B47/10; C09B47/18; C09B47/20; C09B57/00; C09K11/06; G01N21/64
Domestic Patent References:
| WO2013051732A1 | 2013-04-11 |
Foreign References:
| JPH05163439A | 1993-06-29 | |||
| JPH05194942A | 1993-08-03 | |||
| JPH06200177A | 1994-07-19 | |||
| JP2019218374A | 2019-12-26 | |||
| US6060598A | 2000-05-09 | |||
| CN109081852A | 2018-12-25 | |||
| JP2009524580A | 2009-07-02 | |||
| JP2008209361A | 2008-09-11 | |||
| JP2020066924A | 2020-04-30 |
Other References:
DRUG DELIVERY SYSTEM, vol. 29, 25 March 2014 (2014-03-25), pages 116 - 124
Attorney, Agent or Firm:
MIYOSHI Hidekazu et al. (JP)
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