4-[(2,4-Dimethylphenyl)azo]-2,4-dihydro-5-methyl-2-phenyl-3H-pyrazol-3-one

Product Name: 4-[(2,4-Dimethylphenyl)azo]-2,4-dihydro-5-methyl-2-phenyl-3H-pyrazol-3-one
CAS No.: 6407-78-9
Chemical Name: 4-[(2,4-Dimethylphenyl)azo]-2,4-dihydro-5-methyl-2-phenyl-3H-pyrazol-3-one
Synonyms: c.i. 12740;Food Yellow 12;solvent yellow 18;C.I.Food Yellow 12;Transparent yellow GR;C.I.Food Yellow 12:C.I.12740;C.I.Solvent Yellow 18:C.I.12740;2-Phenyl-4-(2,4-dimethylphenylazo)-5-methyl-2H-pyrazole-3(4H)-one;4-[(2,4-dimethylphenyl)azo]-2,4-dihydro-5-methyl-2-phenyl-3h-pyrazol-3-one;3H-Pyrazol-3-one, 4-[2-(2,4-dimethylphenyl)diazenyl]-2,4-dihydro-5-methyl-2-phenyl-
CBNumber: CB42131199
Molecular Formula: C18H18N4O
Formula Weight: 306.36
MOL File: 6407-78-9.mol

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4-[(2,4-Dimethylphenyl)azo]-2,4-dihydro-5-methyl-2-phenyl-3H-pyrazol-3-one Property

Boiling point:: 497.8±45.0 °C(Predicted)
Density: 1.19
vapor pressure: 0Pa at 25℃
pka: 1.45±0.70(Predicted)
Water Solubility: 62.94μg/L at 25℃
LogP: 5.65 at 25℃
EPA Substance Registry System: 3H-Pyrazol-3-one, 4-[(2,4-dimethylphenyl)azo]-2,4-dihydro-5-methyl-2-phenyl- (6407-78-9)

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Hazard and Precautionary Statements (GHS)

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N-Bromosuccinimide Price

AK Scientific

Product number: T847
Product name: SolventYellow18
Packaging: 1g
Price: $490
Updated: 2021/12/16

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4-[(2,4-Dimethylphenyl)azo]-2,4-dihydro-5-methyl-2-phenyl-3H-pyrazol-3-one Chemical Properties,Usage,Production

Uses

Solvent Yellow 18 is used in preparation methods of altering the refractive index of a lens using a polymer matrix.

Preparation

2,4-Dimethylbenzenamine diazo, and 3-Methyl-1-phenyl-1H-pyrazol-5(4H)-one?coupling.

Flammability and Explosibility

Not classified

Properties and Applications

red light yellow to yellow. Insoluble in water, slightly soluble in alcohol. And C.I. Solvent yellow 18 the same chemical structure.

4-[(2,4-Dimethylphenyl)azo]-2,4-dihydro-5-methyl-2-phenyl-3H-pyrazol-3-one Preparation Products And Raw materials

Raw materials

Preparation Products

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4-[(2,4-Dimethylphenyl)azo]-2,4-dihydro-5-methyl-2-phenyl-3H-pyrazol-3-one Suppliers

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View Lastest Price from 4-[(2,4-Dimethylphenyl)azo]-2,4-dihydro-5-methyl-2-phenyl-3H-pyrazol-3-one manufacturers

Career Henan Chemical Co

Product: :4-[(2,4-Dimethylphenyl)azo]-2,4-dihydro-5-methyl-2-phenyl-3H-pyrazol-3-one 6407-78-9
Price: US $7.00/KG
Min. Order: 1KG
Purity: 99%
Supply Ability: 100KG
Release date: 2020-01-09

6407-78-9, 4-[(2,4-Dimethylphenyl)azo]-2,4-dihydro-5-methyl-2-phenyl-3H-pyrazol-3-oneRelated Search:

Phosphorus METSULFURON METHYL Dimethyl sulfone N,N-Dimethylacetamide Bensulfuron methyl Dimethyl sulfoxide Solvent Yellow 2 Methylparaben N,N-Dimethylformamide Methyl acrylate Solvent Yellow 33 N,N-Dimethylaniline Pyrazole Dimethicone Solvent Blue 36 1,8-Bis(phenylthio)-9,10-anthracenedione Poly(dimethylsiloxane) Methyl cellulose

4-[(2,4-dimethylphenyl)azo]-2,4-dihydro-5-methyl-2-phenyl-3h-pyrazol-3-one

c.i. 12740

solvent yellow 18

2-Phenyl-4-(2,4-dimethylphenylazo)-5-methyl-2H-pyrazole-3(4H)-one

C.I.Food Yellow 12

3H-Pyrazol-3-one, 4-[2-(2,4-dimethylphenyl)diazenyl]-2,4-dihydro-5-methyl-2-phenyl-

Transparent yellow GR

C.I.Food Yellow 12:C.I.12740

Food Yellow 12

C.I.Solvent Yellow 18:C.I.12740

6407-78-9