Oil Blue A is a blue anthraquinone dye[1] used for colouring certain plastics such as polystyrene and acrylic resins, as well as other materials such as petroleum and inks. It has good resistance to light.[1]

Oil Blue A
Skeletal formula
Ball-and-stick model
Names
Preferred IUPAC name
1,4-Bis[(propan-2-yl)amino]anthracene-9,10-dione
Other names
  • Unisol Blue AS
  • Solvent Blue 36
  • Solvent Blue A
  • Oil Blue G
  • Blue AP
  • CI 61551
Identifiers
3D model (JSmol)
ChemSpider
ECHA InfoCard 100.034.622 Edit this at Wikidata
EC Number
  • 238-101-9
MeSH C018468
UNII
  • InChI=1S/C20H22N2O2/c1-11(2)21-15-9-10-16(22-12(3)4)18-17(15)19(23)13-7-5-6-8-14(13)20(18)24/h5-12,21-22H,1-4H3
    Key: BLFZMXOCPASACY-UHFFFAOYSA-N
  • InChI=1/C20H22N2O2/c1-11(2)21-15-9-10-16(22-12(3)4)18-17(15)19(23)13-7-5-6-8-14(13)20(18)24/h5-12,21-22H,1-4H3
    Key: BLFZMXOCPASACY-UHFFFAOYAP
  • O=C2c1ccccc1C(c3c2c(NC(C)C)ccc3NC(C)C)=O
Properties
C20H22N2O2
Molar mass 322.408 g·mol−1
Melting point 133–135 °C (271–275 °F; 406–408 K)
insoluble
Solubility acetone, benzene, and toluene
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).

See also

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References

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  1. ^ a b "Oil Blue A - Royce Global". polymer-additives.specialchem.com. Retrieved 2022-11-23.