2,4-Pentanedione,3-[2-(2,3-dihydro-1,5-dimethyl-3-oxo-2-phenyl-1H-pyrazol-4-yl)diazenyl]-

Base Information

• Chemical Name: 2,4-Pentanedione,3-[2-(2,3-dihydro-1,5-dimethyl-3-oxo-2-phenyl-1H-pyrazol-4-yl)diazenyl]-
• CAS No.: 26304-27-8
• Molecular Formula: C16H18 N4 O3
• Molecular Weight: 314.344

Synonyms:2,4-Pentanedione,3-(antipyrinylazo)- (8CI); 2,4-Pentanedione, 3-[(2,3-dihydro-1,5-dimethyl-3-oxo-2-phenyl-1H-pyrazol-4-yl)azo]-(9CI); Antipyrine-4-azo-b-acetylacetone; Azonol A; Azonol A 2

Chemical Property of 2,4-Pentanedione,3-[2-(2,3-dihydro-1,5-dimethyl-3-oxo-2-phenyl-1H-pyrazol-4-yl)diazenyl]-

Chemical Property:

Purity/Quality:

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MSDS Files:

SDS file from LookChem

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Technology Process of 2,4-Pentanedione,3-[2-(2,3-dihydro-1,5-dimethyl-3-oxo-2-phenyl-1H-pyrazol-4-yl)diazenyl]-

There total 1 articles about 2,4-Pentanedione,3-[2-(2,3-dihydro-1,5-dimethyl-3-oxo-2-phenyl-1H-pyrazol-4-yl)diazenyl]- 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:

→ 3-(1,5-dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-ylazo)pentane-2,4-dione (26304-27-8)

Guidance literature:

2,4-Pentandion, entspr. Diazoniumchlorid/NaOAc;

Reference yield: 87.0%

6-hydrazinyl-1,5-diphenyl-1,5-dihydro-4H-pyrazolo[3,4-d]pyrimidin-4-one (1152689-66-1) + 3-(1,5-dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-ylazo)pentane-2,4-dione (26304-27-8) → 6-{4-(1,5-dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-yldiazenyl)-3,5-dimethyl-1H-pyrazol-1-yl}-1,5-diphenyl-1H-pyrazolo[3,4-d]pyrimidin-4(5H)-one

Guidance literature:

With acetic acid; In ethanol; for 18h; Reflux;

DOI:10.1016/j.bioorg.2018.03.030

Reference yield: 80.0%

2-hydrazino-3-(4-methylphenyl)quinazoline-4-(3H)-one (66679-65-0) + 3-(1,5-dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-ylazo)pentane-2,4-dione (26304-27-8) → 3-p-tolyl-2-<4-(1,5-dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-yl)-azo-3,5-dimethyl-1H-pyrazol-1-yl>-4(3H)-quinazolinone (132331-20-5)

Guidance literature:

With sulfuric acid; acetic acid; for 2h; Heating;

DOI:10.1002/ardp.19903231004

Downstream raw materials:

4-(3,5-Dimethyl-1-phenyl-1H-pyrazol-4-ylazo)-1,5-dimethyl-2-phenyl-1,2-dihydro-pyrazol-3-one

4-[1-(4-Chloro-phenyl)-3,5-dimethyl-1H-pyrazol-4-ylazo]-1,5-dimethyl-2-phenyl-1,2-dihydro-pyrazol-3-one

4-[1-(2,4-Dinitro-phenyl)-3,5-dimethyl-1H-pyrazol-4-ylazo]-1,5-dimethyl-2-phenyl-1,2-dihydro-pyrazol-3-one

3-phenyl-2-<4-(1,5-dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-yl)-azo-3,5-dimethyl-1H-pyrazol-1-yl>-4(3H)-quinazolinone

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