Date published: 2025-11-2

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Quinoline yellow (CAS 8003-22-3)

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Alternate Names:
Solvent yellow 33; 2-Quinolin-2-ylindene-1,3-dione
Application:
Quinoline yellow is a bright yellow stain with an absorption maximum of 439 nm
CAS Number:
8003-22-3
Molecular Weight:
273.29
Molecular Formula:
C18H11NO2
For Research Use Only. Not Intended for Diagnostic or Therapeutic Use.
* Refer to Certificate of Analysis for lot specific data.

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Quinoline Yellow is a part of the quinophthalone dye class. It is typically used in food coloring, cosmetics, and dyes for wool and silk due to its anionic nature. Quinoline Yellow is considered to be safe for human health as it it has been found not to be genotoxic or carcinogenic.

Ordering Information

Product NameCatalog #UNITPriceQtyFAVORITES

Quinoline yellow, 25 g

sc-215774
25 g
$71.00

Quinoline yellow, 100 g

sc-215774A
100 g
$255.00

Quinoline yellow, 250 g

sc-215774B
250 g
$612.00