Difference between revisions of "Amaranth (dye)"
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== Description == | == Description == | ||
| − | A dark, reddish-purple synthetic dye. Amaranth was developed in 1878 by H. Baum. It is a water soluble [ | + | A dark, reddish-purple synthetic dye. Amaranth was developed in 1878 by H. Baum. It is a water soluble [[azo%20dye|azo dye]] derived from [[coal%20tar|coal tar]]. Amaranth is a nonpermanent color used as a colorant in textiles and color photography. It was banned by the FDA in 1976 for use in food and cosmetics. |
== Synonyms and Related Terms == | == Synonyms and Related Terms == | ||
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[[[SliderGallery rightalign|amaranth (dye).jpg~Chemical structure]]] | [[[SliderGallery rightalign|amaranth (dye).jpg~Chemical structure]]] | ||
| + | == Risks == | ||
| − | == | + | Suspected carcinogen. |
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| + | Fisher Scientific: [https://fscimage.fishersci.com/msds/39864.htm MSDS] | ||
| + | |||
| + | == Physical and Chemical Properties == | ||
Soluble in water, glycerol, propylene glycol. Insoluble in most organic solvents. | Soluble in water, glycerol, propylene glycol. Insoluble in most organic solvents. | ||
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| − | == | + | == Resources and Citations == |
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* Colour Index International online at www.colour-index.org Comment: discoverer | * Colour Index International online at www.colour-index.org Comment: discoverer | ||
| − | * | + | * 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 391 | * ''The Merck Index'', Martha Windholz (ed.), Merck Research Labs, Rahway NJ, 10th edition, 1983 Comment: entry 391 | ||
| − | * Website | + | * Website: http://www.coloria.net/varita.htm - foreign language equivalent terms |
| − | * | + | * Random House, ''Webster's Encyclopedic Unabridged Dictionary of the English Language'', Grammercy Book, New York, 1997 |
* ''The American Heritage Dictionary'' or ''Encarta'', via Microsoft Bookshelf 98, Microsoft Corp., 1998 | * ''The American Heritage Dictionary'' or ''Encarta'', via Microsoft Bookshelf 98, Microsoft Corp., 1998 | ||
Latest revision as of 11:55, 27 October 2020
Description
A dark, reddish-purple synthetic dye. Amaranth was developed in 1878 by H. Baum. It is a water soluble Azo dye derived from Coal tar. Amaranth is a nonpermanent color used as a colorant in textiles and color photography. It was banned by the FDA in 1976 for use in food and cosmetics.
Synonyms and Related Terms
FD&C Red No. 2; Red Dye No. 2; CI 16185; Acid Red 27; Food Red 9; Ariabel Red 18.42; Pigment Red 193 (on aluminum); amarantti (Fin.); amarant (Ned.); amarante (Fr.); amaranto (Esp.); amaranto (It.)
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Risks
Suspected carcinogen.
Fisher Scientific: MSDS
Physical and Chemical Properties
Soluble in water, glycerol, propylene glycol. Insoluble in most organic solvents.
| Composition | C20H11N2Na3O10S3 |
|---|---|
| CAS | 915-67-3 |
| Density | 1.5 |
| Molecular Weight | mol. wt. = 604.46 |
Resources and Citations
- Colour Index International online at www.colour-index.org Comment: discoverer
- 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 391
- Website: http://www.coloria.net/varita.htm - foreign language equivalent terms
- Random House, Webster's Encyclopedic Unabridged Dictionary of the English Language, Grammercy Book, New York, 1997
- The American Heritage Dictionary or Encarta, via Microsoft Bookshelf 98, Microsoft Corp., 1998