Rhodamine 6G

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Absorption and fluorescence emission spectra

Description

A strong, bright red fluorescent dye that was developed in 1892 by Bernthsen. Rhodamine 6G is the ethyl ester of diethyldiamino-o-carboxy-phenyl-xanthenyl chloride. It is used as a dye (textiles, paper) and as a lake pigment (inks, oil paints, plastics).

Synonyms and Related Terms

CI 45160; Basic Red 1; Pigment Red 81 (phosphotungstomolybdic acid salt)

Composition C26H26N2O3Cl
CAS 12224-98-5
Molecular Weight mol. wt. = 479.02

FTIR

PR081-4 Magruder - Rhodamine ys PTA (rh0205-dc).jpg


Hazards and Safety

Mallinckrodt Baker: MSDS

Sources Checked for Data in Record

  • R. J. Gettens, G.L. Stout, Painting Materials, A Short Encyclopaedia, Dover Publications, New York, 1966
  • Richard S. Lewis, Hawley's Condensed Chemical Dictionary, Van Nostrand Reinhold, New York, 10th ed., 1993
  • The Merck Index, Martha Windholz (ed.), Merck Research Labs, Rahway NJ, 10th edition, 1983 Comment: entry 8349
  • Colour Index International online at www.colour-index.org