Difference between revisions of "Hofmann's violet"
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Hoffman's violet; triethylrosaniline hydrochloride; CI 42530 | Hoffman's violet; triethylrosaniline hydrochloride; CI 42530 | ||
+ | |||
+ | ==Risks== | ||
+ | * NIH: [https://pubchem.ncbi.nlm.nih.gov/compound/Hofmann_s-Violet Information and safety sheet] | ||
==Physical and Chemical Properties== | ==Physical and Chemical Properties== |
Latest revision as of 14:16, 7 September 2022
Description
A water-soluble green powder used as a purple dye in inks and textiles. Hofmann's violet was developed by Hofmann in 1862. It is composed of triethylrosaniline hydrochloride. Hofmann's violet produces a deep rich color that is not lightfast.
Synonyms and Related Terms
Hoffman's violet; triethylrosaniline hydrochloride; CI 42530
Risks
Physical and Chemical Properties
Soluble in water.
Composition | C26H32N3HCl |
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Refractive Index | 2.20 |
Resources and Citations
- Richard S. Lewis, Hawley's Condensed Chemical Dictionary, Van Nostrand Reinhold, New York, 10th ed., 1993
- Website: www.straw.com/sig/dyehist
- F. Crace-Calvert, Dyeing and Calico Printing, Palmer & Howe, London, 1876
- CRC Handbook of Chemistry and Physics, Robert Weast (ed.), CRC Press, Boca Raton, Florida, v. 61, 1980 Comment: ref. index=2.20