5-methyl-4-[(E)-(4-methylphenyl)diazenyl]-2,4-dihydro-3H-pyrazol-3-one

Base Information

Chemical Name:5-methyl-4-[(E)-(4-methylphenyl)diazenyl]-2,4-dihydro-3H-pyrazol-3-one
CAS No.:2554-35-0
Molecular Formula:C₁₁H₁₂N₄O
Molecular Weight:216.242
Hs Code.:

Synonyms:2-Pyrazolin-5-one,3-methyl-4-(p-tolylazo)- (7CI,8CI); 3H-Pyrazol-3-one, 2,4-dihydro-5-methyl-4-[(4-methylphenyl)azo]-(9CI)

Suppliers and Price of 5-methyl-4-[(E)-(4-methylphenyl)diazenyl]-2,4-dihydro-3H-pyrazol-3-one

Supply Marketing:

Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

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Chemical Property of 5-methyl-4-[(E)-(4-methylphenyl)diazenyl]-2,4-dihydro-3H-pyrazol-3-one

Chemical Property:

Density:1.29g/cm³

Purity/Quality:

Safty Information:

Pictogram(s):
Hazard Codes:

MSDS Files:: SDS file from LookChem

Useful:

Technology Process of 5-methyl-4-[(E)-(4-methylphenyl)diazenyl]-2,4-dihydro-3H-pyrazol-3-one

There total 2 articles about 5-methyl-4-[(E)-(4-methylphenyl)diazenyl]-2,4-dihydro-3H-pyrazol-3-one 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:

: 5869-58-9
ethyl 3-oxo-2-(2-(p-tolyl)hydrazineylidene)butanoate

: 2554-35-0
3-methyl-4-(p-methylphenyl) azopyrazole-5-one

Guidance literature:: With hydrazine hydrate; In acetic acid; at 160 - 170 ℃; for 5h;

Reference yield:

: 57573-52-1
4-methylbenzene diazonium

: 2554-35-0
3-methyl-4-(p-methylphenyl) azopyrazole-5-one

Guidance literature:: Multi-step reaction with 2 steps

1: sodium acetate / ethanol / 10 h / 0 - 5 °C

2: hydrazine hydrate / acetic acid / 5 h / 160 - 170 °C

With sodium acetate; hydrazine hydrate; In ethanol; acetic acid;

Reference yield: 90.2%

: nickel(II) sulphate

: 2554-35-0
3-methyl-4-(p-methylphenyl) azopyrazole-5-one

: 79800-30-9
[Ni(3-methyl-4-(p-methylphenylazo)pyrazole-5-one)(H₂O)4]SO₄

Guidance literature:: In toluene; reflux of mixt. of metal sulphate suspn. in toluene and ligand soln. intoluene for 6-10 h; toluene was distilled off, mixt. was allowed to cool, complex sepd. out., recrystd. from hot toluene, elem. anal.;