5-((4-bromophenyl)diazenyl)-6-hydroxy-4-methyl-2-oxo-1,2-dihydropyridine-3-carbonitrile

Base Information

Chemical Name:5-((4-bromophenyl)diazenyl)-6-hydroxy-4-methyl-2-oxo-1,2-dihydropyridine-3-carbonitrile
CAS No.:796874-84-5
Molecular Formula:C₁₃H₉BrN₄O₂
Molecular Weight:333.144
Hs Code.:

Synonyms:5-((4-bromophenyl)diazenyl)-6-hydroxy-4-methyl-2-oxo-1,2-dihydropyridine-3-carbonitrile

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Chemical Property of 5-((4-bromophenyl)diazenyl)-6-hydroxy-4-methyl-2-oxo-1,2-dihydropyridine-3-carbonitrile

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Technology Process of 5-((4-bromophenyl)diazenyl)-6-hydroxy-4-methyl-2-oxo-1,2-dihydropyridine-3-carbonitrile

There total 2 articles about 5-((4-bromophenyl)diazenyl)-6-hydroxy-4-methyl-2-oxo-1,2-dihydropyridine-3-carbonitrile which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 93.0%

: 79326-44-6
ethyl-α-(4-bromo phenylazo)acetoacetate

: 107-91-5
cyanoacetic acid amide

: 796874-84-5
5-((4-bromophenyl)diazenyl)-6-hydroxy-4-methyl-2-oxo-1,2-dihydropyridine-3-carbonitrile

Guidance literature:: ethyl-α-(4-bromo phenylazo)acetoacetate; cyanoacetic acid amide; With potassium hydroxide; In ethanol; at 130 ℃; for 0.0833333h; Microwave irradiation;

With water; In ethanol;
DOI:10.1016/j.dyepig.2009.10.006

Reference yield:

: 2028-85-5
(4-bromophenyl)diazonium chloride

: 796874-84-5
5-((4-bromophenyl)diazenyl)-6-hydroxy-4-methyl-2-oxo-1,2-dihydropyridine-3-carbonitrile

Guidance literature:: Multi-step reaction with 2 steps

1: sodium acetate / ethanol; water / 1 h / 0 °C

2: potassium hydroxide / acetone / 5 h / Reflux

With sodium acetate; potassium hydroxide; In ethanol; water; acetone;
DOI:10.2298/JSC100618044D