Acridine yellow

Absorption and fluorescence emission spectra

Description

Yellow crystals that produce dark brown solution. Dilute solutions of acridine yellow are fluorescent. Acridine yellow is used as a Fluorochrome for biological staining. It has a mean excitation wavelength of 470 nm (blue) and a mean emission wavelength of 550 nm (Wolbers et al., 1990).

Synonyms and Related Terms

CI 46025; 3,6-diamino-2,7-dimethylacridine hydrochloride

Chemical structure

Risks

Strongly irritating to skin and mucous membranes.

Fisher Scientific: MSDS

Physical and Chemical Properties

• Soluble in ethanol, ether, hydrocarbons, carbon disulfide, boiling water. Insoluble in water, benzene.
• Maximum absorption wavelength = 470 nm;
• Maximum emission wavelength = 550 nm

Composition	C13H11N3
CAS	135-49-9
Melting Point	281 C
Molecular Weight	mol. wt. = 273.76

Resources and Citations

• Richard C. Wolbers, Nanette T. Sterman, Chris Stavroudis, Notes for Workshop on New Methods in the Cleaning of Paintings, J.Paul Getty Trust, Los Angeles, 1990

• Fisher Scientific at: https://www1.fishersci.com/catalogs/acrosgroup.jsp?catalogParamId=8013896&catalogParamType=AG mp = >400C