3-(2-(4-((1,5-dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-yl)diazenyl)-5-methyl-1H-pyrazol-3-yl)hydrazono)pentane-2,4-dione

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Chemical Name:3-(2-(4-((1,5-dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-yl)diazenyl)-5-methyl-1H-pyrazol-3-yl)hydrazono)pentane-2,4-dione
CAS No.:1414859-79-2
Molecular Formula:C₂₀H₂₂N₈O₃
Molecular Weight:422.446
Hs Code.:

Synonyms:3-(2-(4-((1,5-dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-yl)diazenyl)-5-methyl-1H-pyrazol-3-yl)hydrazono)pentane-2,4-dione

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Chemical Property of 3-(2-(4-((1,5-dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-yl)diazenyl)-5-methyl-1H-pyrazol-3-yl)hydrazono)pentane-2,4-dione

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Technology Process of 3-(2-(4-((1,5-dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-yl)diazenyl)-5-methyl-1H-pyrazol-3-yl)hydrazono)pentane-2,4-dione

There total 3 articles about 3-(2-(4-((1,5-dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-yl)diazenyl)-5-methyl-1H-pyrazol-3-yl)hydrazono)pentane-2,4-dione 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: 76.0%

: 1414859-70-3
(4-(5-amino-3-methyl-1H-pyrazol-4-yl)-diazenyl)-2,3-dimethyl-1-phenyl-1,2-dihydropyrazol-5-one

: 123-54-6,81235-32-7
acetylacetone

: 1414859-79-2
3-(2-(4-((1,5-dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-yl)diazenyl)-5-methyl-1H-pyrazol-3-yl)hydrazono)pentane-2,4-dione

Guidance literature:: (4-(5-amino-3-methyl-1H-pyrazol-4-yl)-diazenyl)-2,3-dimethyl-1-phenyl-1,2-dihydropyrazol-5-one; With hydrogenchloride; acetic acid; sodium nitrite; In water; Cooling with ice;

acetylacetone; With pyridine; In water; for 2h;
DOI:10.1016/j.ejmech.2012.08.034

Reference yield:

: 82315-71-7
N'-(1,5-dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-yl)-2-iminopropanehydrazonoyl cyanide

: 1414859-79-2
3-(2-(4-((1,5-dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-yl)diazenyl)-5-methyl-1H-pyrazol-3-yl)hydrazono)pentane-2,4-dione

Guidance literature:: Multi-step reaction with 2 steps

1.1: hydrazine hydrate / 1,4-dioxane / 4 h / Reflux

2.1: hydrogenchloride; sodium nitrite; acetic acid / water / Cooling with ice

2.2: 2 h

With hydrogenchloride; hydrazine hydrate; acetic acid; sodium nitrite; In 1,4-dioxane; water;
DOI:10.1016/j.ejmech.2012.08.034

Reference yield:

: 83-07-8
4-amino-2,3-dimethyl-1-phenylpyrazolin-5-one

: 1414859-79-2
3-(2-(4-((1,5-dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-yl)diazenyl)-5-methyl-1H-pyrazol-3-yl)hydrazono)pentane-2,4-dione

Guidance literature:: Multi-step reaction with 3 steps

1.1: hydrogenchloride; sodium nitrite / water / Cooling with ice

1.2: 2 h

2.1: hydrazine hydrate / 1,4-dioxane / 4 h / Reflux

3.1: hydrogenchloride; sodium nitrite; acetic acid / water / Cooling with ice

3.2: 2 h

With hydrogenchloride; hydrazine hydrate; acetic acid; sodium nitrite; In 1,4-dioxane; water;
DOI:10.1016/j.ejmech.2012.08.034