Difference between revisions of "Red lake C"

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[[File:PR53-1 Red Lake C.jpg|thumb|Infrared spectrum of Red Lake C]]
 
 
== Description ==
 
== Description ==
  
A red synthetic organic colorant.  Red lake C is a [http://cameo.mfa.org/materials/fullrecord.asp?name=diazo dye diazo dye] that is made by reacting [http://cameo.mfa.org/materials/fullrecord.asp?name=beta naphthol pigment beta-naphthol] with the barium salt of o-chloro-m-toluidine-p-sulfonic acid.  It was first synthesized in 1902 in Germany.  Red lake C is bleed resistant and has better color stability than [http://cameo.mfa.org/materials/fullrecord.asp?name=Lithol red Lithol red].  Red lake C is used as a colorant in plastics, rubber, and printing inks.
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A red synthetic organic colorant.  Red lake C is a [[diazo%20dye|diazo dye]] that is made by reacting [[beta%20naphthol%20pigment|beta-naphthol]] with the barium salt of o-chloro-m-toluidine-p-sulfonic acid.  It was first synthesized in 1902 in Germany.  Red lake C is bleed resistant and has better color stability than [[Lithol%20red|Lithol red]].  Red lake C is used as a colorant in plastics, rubber, and printing inks.
  
 
== Synonyms and Related Terms ==
 
== Synonyms and Related Terms ==
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Carcinogen. Toxic by ingestion and inhalation
 
Carcinogen. Toxic by ingestion and inhalation
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[[[SliderGallery rightalign|PR053.1 sun red lake c 215-5650.TIF~FTIR (MFA)]]]
  
 
== Additional Information ==
 
== Additional Information ==

Revision as of 09:43, 7 January 2020

Description

A red synthetic organic colorant. Red lake C is a Diazo dye that is made by reacting beta-naphthol with the barium salt of o-chloro-m-toluidine-p-sulfonic acid. It was first synthesized in 1902 in Germany. Red lake C is bleed resistant and has better color stability than Lithol red. Red lake C is used as a colorant in plastics, rubber, and printing inks.

Synonyms and Related Terms

Pigment Red 53; CI 15585; D&C Red 9; Clarion red

Hazards and Safety

Carcinogen. Toxic by ingestion and inhalation

FTIR (MFA)

PR053.1 sun red lake c 215-5650.TIF


Additional Information

B.Berrie, S.Q.Lomax, "Azo Pigments: Their History, Synthesis, Properties and Use in Artists' Materials" in Studies in the History of Art, No.57, National Gallery of Art, Washington DC, 1997.

Retrieved from "https://cameo.mfa.org/index.php?title=Red_lake_C&oldid=65760"