6407-78-9 Solvent Yellow 18 Solvent Yellow 18

Synonyms： 3H-Pyrazol-3-one, 4-((2,4-dimethylphenyl)azo)-2,4-dihydro-5-methyl-2-phenyl-; 4-((2,4-Dimethylphenyl)azo)-2,4-dihydro-5-methyl-2-phenyl-3H-pyrazol-3-one; 4-[(E)-(2,4-dimethylphenyl)diazenyl]-5-methyl-2-phenyl-2,4-dihydro-3H-pyrazol-3-one; 4-(2,4-dimethylphenyl)azo-5-methyl-2-phenyl-4H-pyrazol-3-one
CAS Number：6407-78-9
EINECS：229-043-5
Molecular Formula：C₁₈H₁₈N₄O
Molecular Weight：306.3617
InChI：InChI=1/C18H18N4O/c1-12-9-10-16(13(2)11-12)19-20-17-14(3)21-22(18(17)23)15-7-5-4-6-8-15/h4-11,17H,1-3H3
Molecular Structure：
Density：1.19g/cm³
Boiling point：497.8°C at 760 mmHg
Refractive index：1.63
Flash point：254.8°C
Vapour Pressur：4.81E-10mmHg at 25°C
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