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XANTHENE [2 records]

Record 1 2011-03-11

English

Subject field(s)
  • Chemical Elements and Compounds
  • Dyes and Pigments (Industries)
Universal entry(ies)
C28H31ClN2O3
formula, see observation
81-88-9
CAS number
DEF

A basic red fluorescent dye, C. I. No. 45170, structurally related to xanthene. Properties : Green crystals or reddish violet powder. Very soluble in water and alcohol, forming bluish red, fluorescent solution; slightly soluble in acids or alkalies.... Uses : Red dye for paper; also for wool and silk where brilliant fluorescent effects are desired and light-fastness is of secondary importance; analytical reagent for certain heavy metals; biological stain.

OBS

Chemical formula: C28H31ClN2O3

French

Domaine(s)
  • Éléments et composés chimiques
  • Teintures et pigments (Industries)
Entrée(s) universelle(s)
C28H31ClN2O3
formula, see observation
81-88-9
CAS number
DEF

Tétra-éthylrhodamine [...]. Colorant pour papier; indicateur de pH; réactif analytique, notamment de l'antimoine et du gallium; fluorescent.

OBS

Formule chimique : C28H31ClN2O3

Spanish

Save record 1

Record 2 2009-02-09

English

Subject field(s)
  • Dyes and Pigments (Industries)
DEF

Any of the brilliant fluorescent yellow to pink to bluish red dyes having xanthene central to their molecular structure.

French

Domaine(s)
  • Teintures et pigments (Industries)
CONT

Les matières colorantes dérivées du xanthène, telles que les pyronines, les rhodamines, les éosines, la fluorescéine.

OBS

Les xanthènes sont des colorants utilisés le plus souvent dans les rouges à lèvres. On peut les retrouver sous les noms de Rouges FD&C N°3 et Rouges D&C N°2 et 19 et ils peuvent être cause de phototoxicité.

Spanish

Save record 2

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