Quinacrine dihydrochloride

Description

A bright yellow Fluorochrome powder. Quinacrine dihydrochloride dissolves in hot water to produce a solution that is vividly fluorescent under ultraviolet light. The mean excitation wavelength for quinacrine dihydrochloride is 440 nm and the mean emission wavelength is 510 nm (Wolbers, et al, 1990).

Chemical structure

Synonyms and Related Terms

quinacrine mustard; quinacrine dihydrochloride dihydrate; Atabrine hydrochloride; RP-866; SN-390; mepacrine

Risks

• Toxic.
• Light sensitive.
• Hygroscopic.
• Fisher Scientific: MSDS

Physical and Chemical Properties

Soluble in hot water (pH = 4.5 for 1% solution). Slightly soluble in cold water, ethanol and methanol. Insoluble in ether, benzene, acetone.

Composition	C23H30ClN3O-2HCl-2H2O
CAS	69-05-6
Melting Point	250 C (dec)
Molecular Weight	mol. wt. = 508.6293

Resources and Citations

• G.S.Brady, Materials Handbook, McGraw-Hill Book Co., New York, 1971 Comment: p. 199

• Richard S. Lewis, Hawley's Condensed Chemical Dictionary, Van Nostrand Reinhold, New York, 10th ed., 1993

• 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

• The Merck Index, Martha Windholz (ed.), Merck Research Labs, Rahway NJ, 10th edition, 1983 Comment: entry 8225

• Aldrich Chemical Catalog