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Oil Blue A

Names
Preferred IUPAC name 1,4-Bisanthracene-9,10-dione
Other names Unisol Blue AS Solvent Blue 36 Solvent Blue A Oil Blue G Blue AP CI 61551
Identifiers
CAS Number	14233-37-5
3D model (JSmol)	Interactive image
ChemSpider	55619
ECHA InfoCard	100.034.622
EC Number	238-101-9
MeSH	C018468
PubChem CID	61719
UNII	NEH7L3Y1P1
CompTox Dashboard (EPA)	DTXSID2041250
InChI 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,1-4H3Key: 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,1-4H3Key: BLFZMXOCPASACY-UHFFFAOYAP
SMILES O=C2c1ccccc1C(c3c2c(NC(C)C)ccc3NC(C)C)=O
Properties
Chemical formula	C20H22N2O2
Molar mass	322.408 g·mol
Melting point	133–135 °C (271–275 °F; 406–408 K)
Solubility in water	insoluble
Solubility	acetone, benzene, and toluene
Except where otherwise noted, data are given for materials in their standard state (at 25 °C , 100 kPa). Infobox references

Oil Blue A is a blue anthraquinone dye 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.

See also

• Oil Blue 35

References

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

• Solvent dyes
• Anthraquinone dyes
• Aromatic amines