| Identification | Back Directory | [Name]
p-[[p-(phenylazo)phenyl]azo]phenol | [CAS]
6250-23-3 | [Synonyms]
Disperse Yello
Laytl Yellow 4RL
Disperse Yellow 17
Terasil Golden Yellow R
C.I. Disperse yellow 23
Disperse golden yellow E-3RL
C.I.Disperse Yellow 23(26070)
4'-(Phenylazo)azobenzene-4-ol
Esterquinone Light Yellow 3RLL
Disperse yellow 23 (C.I. 26070)
4-[4-(Phenylazo)phenylazo]phenol
4-[[4-(Phenylazo)phenyl]azo]phenol
4-[[4-(phenylazo)phenyl]azo]-pheno
p-[[p-(phenylazo)phenyl]azo]phenol
Disperse Yellow 23 (Technical Grade)
Phenol, 4-[[4-(phenylazo)phenyl]azo]-
Phenol, 4-[2-[4-(2-phenyldiazenyl)phenyl]diazenyl]-
p-[[p-(phenylazo)phenyl]azo]phenol ISO 9001：2015 REACH
C.I.Disperse Yellow 17:C.I.10349
Disperse Dye Yellow RGFL Market Research Report 2013 | [EINECS(EC#)]
228-370-0 | [Molecular Formula]
C18H14N4O | [MDL Number]
MFCD00071854 | [MOL File]
6250-23-3.mol | [Molecular Weight]
302.33 |
| Chemical Properties | Back Directory | [Melting point ]
179-181 °C | [Boiling point ]
443.37°C (rough estimate) | [density ]
1.2276 (rough estimate) | [refractive index ]
1.6700 (estimate) | [storage temp. ]
Refrigerator | [solubility ]
DMSO (Slightly, Heated, Sonicated), Methanol (Slightly, Sonicated) | [form ]
Solid | [pka]
8.81±0.15(Predicted) | [color ]
Very Dark Orange to Black | [Water Solubility ]
0.06047ug/L(25 ºC) | [EPA Substance Registry System]
C.I. Disperse Yellow 23 (6250-23-3) |
| Hazard Information | Back Directory | [Uses]
Disperse Yellow 23 is used in method for analyzing Azo compounds in sample using liquid Chromatograph mass spectrometer. Dyes and metabolites, Environmental Testing. | [Preparation]
P -Methylaniline and 4 – Chloro – 1, 2 – dinitrobenzene condensation | [Properties and Applications]
Red light yellow, yellow orange, orange. Used for polyester fiber, polyamide fiber, vinegar dyeing.
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Standard
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Ironing Fastness
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Light Fastness
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Persperation Fastness
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Washing Fastness
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Fading
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Stain
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Fading
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Stain
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Fading
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Stain
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AATCC
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7
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4-5
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4
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