Oil Yellow DE
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2006-06-10T15:37:51Z
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[[Image:Oil Yellow DE.png|thumb|right|200px|Oil Yellow DE]]
'''Oil Yellow DE''', also known as '''Solvent Yellow 56''' and '''C.I. 11021''', is a synthetic greenish-yellow [[azo dye]]. It has the appearance of reddish yellow powder with melting point of 168 °C. Chemically it is N,N-diethyl-p-(phenylazo)aniline, C<sub>16</sub>H<sub>19</sub>N<sub>3</sub>.
It is used to dye [[hydrocarbon]] [[solvent]]s, [[oil]]s, [[fat]]s and [[waxes]], notably [[petrol]], [[mineral oil]] and [[shoe polish]]es, and [[polystyrene]] [[resin]]s.
In pyrotechnics, it is used in some yellow [[colored smoke]]s.
Its structure is similar to [[Solvent Yellow 124]], used as a [[fuel dye]] in [[European Union]], and to [[Aniline Yellow]].
{{SMILESCAS|CAS=2481-94-9|SMILES=CCN(CC)c1ccc(N=Nc2ccccc2)cc1}} Its [[EINECS number]] is 219-616-8.
[[Category:Azo dyes]]
[[Category:Solvent dyes]]