5540-60-3Relevant articles and documents
Pyridine compound, preparation method and application thereof, and pharmaceutical composition
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Paragraph 0214-0216, (2021/02/10)
The invention provides a pyridine compound as well as a preparation method and application thereof, and belongs to the technical field of medical chemistry. The pyridine compound provided by the invention has excellent in-vitro antiviral activity and potential druggability, and is expected to become a clinical candidate molecule for overcoming influenza.
AZO COMPOUND, INK COMPOSITION, RECORDING METHOD AND COLORED MATERIAL
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Paragraph 0133-0134, (2017/01/05)
PROBLEM TO BE SOLVED: To provide a dye which has extremely excellent ozone gas resistance, extremely high print density, low color rendering property, and a high-quality black hue with low saturation, and to provide a black ink composition for inkjet recording containing the dye. SOLUTION: The present invention provides an azo compound represented by the following formula or a salt thereof [R1 is a C1-4 alkyl group or the like; R2 is a cyano group or the like; R5-R7 independently represent H, a C1-4 alkyl group, C1-4 alkoxy group or the like; R8-R10 independently represent H, a C1-4 alkylcarbonylamino group, C1-4 alkylthio group or the like; R11 is a C1-4 alkylthio group or the like; R12 and R13 independently represent H, a C1-8 alkylcarbonylamino group or the like; group A is a substituted naphthyl group]. SELECTED DRAWING: None COPYRIGHT: (C)2017,JPOandINPIT
AZO COMPOUND, INK COMPOSITION, RECORDING METHOD AND COLORED MATTER
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Paragraph 0099, (2017/04/14)
PROBLEM TO BE SOLVED: To provide a dye having a high-quality black hue with excellent gas resistance, printability, and color rendering properties, and a low saturation, and an inkjet recording black ink composition comprising the dye. SOLUTION: The present invention provides an azo compound represented by formula (1) or a tautomer thereof, or a salt thereof (R1 is a (C1-C4) alkyl group or the like; R2 is a cyano group; R3 and R4 independently represent H, a sulfo group or the like; R5 and R7 independently represent a (C1-C4) alkylthio group or the like; R6 and R8 independently represent a (C1-C4) alkylcarbonyl amino group; R9 is a sulfo (C1-C4) alkoxy group; R10 is a methyl group; R11-R13 are H, a sulfo group, or a nitro group; and at least one of R11-R13 is a nitro group). SELECTED DRAWING: None COPYRIGHT: (C)2016,JPOandINPIT