Quinophthalone
Quinophthalone is a dye with distinctive greenish yellow color. Quinophthalone is used as coloring agents for various materials. Quinophthalone is a strong sensitizer in guinea pigs, and its threshold concentration for induction and challenge is 10 ppm[1][2].
Product Specifications
CAS Number
[5662-03-3]
UNSPSC
12171500
Target
Fluorescent Dye
Type
Dye Reagents
Related Pathways
Others
Field of Research
Inflammation/Immunology
Assay Protocol
https://www.medchemexpress.com/quinophthalone.html
Purity
99.85
Smiles
O=C1/C(C(C2=C1C=CC=C2)=O)=C3NC4=C(C=CC=C4)C=C/3
Molecular Formula
C18H11NO2
Molecular Weight
273.29
References & Citations
[1]Gi Rim Han, et al. Shedding new light on an old molecule: quinophthalone displays uncommon N-to-O excited state intramolecular proton transfer (ESIPT) between photobases. Sci Rep. 2017 Jun 20;7 (1) :3863.|[2]Y Sato, et al. D&C nos. 10 and 11: chemical composition analysis and delayed contact hypersensitivity testing in the guinea pig. Contact Dermatitis. 1984 Jan;10 (1) :30-8.
Shipping Conditions
Room Temperature
Storage Conditions
4°C (Powder, protect from light)
Scientific Category
Dye Reagents
Clinical Information
No Development Reported
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