Difference between revisions of "Methyl violet"
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== Description == | == Description == | ||
| − | A blue-green powder that forms a deep violet aqueous solution. Methyl violet is a triphenylmethane dye that was synthesized in 1861 by Lauth. It has a very strong tinting strength and is used as a dye for [ | + | A blue-green powder that forms a deep violet aqueous solution. Methyl violet is a triphenylmethane dye that was synthesized in 1861 by Lauth. It has a very strong tinting strength and is used as a dye for |
| + | [[wood|wood]], | ||
| + | [[silk|silk]], and | ||
| + | [[paper|paper]]. Methyl violet is also used in inks, as a biological stain, and as an acid-base | ||
| + | [[indicator%20dye|indicator]]. | ||
| − | == Synonyms and Related Terms == | + | == [[[SliderGallery rightalign|PV3-3 methyl violet (magruder vm1140-dc).TIF~FTIR (MFA)|Image3_802328.jpg~Chemical structure]]]Synonyms and Related Terms == |
Basic Violet 1; CI 42535; Methyl Violet 2B; Solvent Violet 8 (base); Pigment Violet 3 (phosphotungstomolybdic acid salt); Methylviolett (Deut.); méthyl violet (Fr.); violeta de metilo (Esp., Port.); violetto metile (It.); methylviolet (Ned.) | Basic Violet 1; CI 42535; Methyl Violet 2B; Solvent Violet 8 (base); Pigment Violet 3 (phosphotungstomolybdic acid salt); Methylviolett (Deut.); méthyl violet (Fr.); violeta de metilo (Esp., Port.); violetto metile (It.); methylviolet (Ned.) | ||
| − | + | == Risks == | |
| − | == | + | * Fisher Scientific: [https://www.fishersci.com/store/msds?partNumber=S25436A&productDescription=METHYL+VIOLET+2B+25G&vendorId=VN00115888&countryCode=US&language=en MSDS] |
| + | |||
| + | ==Physical and Chemical Properties== | ||
Soluble in water, chloroform. Lightly soluble in ethanol, glycerol. Insoluble in ether. | Soluble in water, chloroform. Lightly soluble in ethanol, glycerol. Insoluble in ether. | ||
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|- | |- | ||
! scope="row"| Melting Point | ! scope="row"| Melting Point | ||
| − | | 137 | + | | 137 C |
|- | |- | ||
! scope="row"| Molecular Weight | ! scope="row"| Molecular Weight | ||
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|} | |} | ||
| − | == | + | ==Resources and Citations== |
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* Richard S. Lewis, ''Hawley's Condensed Chemical Dictionary'', Van Nostrand Reinhold, New York, 10th ed., 1993 | * Richard S. Lewis, ''Hawley's Condensed Chemical Dictionary'', Van Nostrand Reinhold, New York, 10th ed., 1993 | ||
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* ''The Merck Index'', Martha Windholz (ed.), Merck Research Labs, Rahway NJ, 10th edition, 1983 Comment: entry 4401 | * ''The Merck Index'', Martha Windholz (ed.), Merck Research Labs, Rahway NJ, 10th edition, 1983 Comment: entry 4401 | ||
| − | * Website | + | * Website: www.straw.com/sig/dyehist |
* Thomas B. Brill, ''Light Its Interaction with Art and Antiquities'', Plenum Press, New York City, 1980 | * Thomas B. Brill, ''Light Its Interaction with Art and Antiquities'', Plenum Press, New York City, 1980 | ||
Latest revision as of 13:36, 1 October 2022
Description
A blue-green powder that forms a deep violet aqueous solution. Methyl violet is a triphenylmethane dye that was synthesized in 1861 by Lauth. It has a very strong tinting strength and is used as a dye for Wood, Silk, and Paper. Methyl violet is also used in inks, as a biological stain, and as an acid-base indicator.
==
Synonyms and Related Terms ==
Basic Violet 1; CI 42535; Methyl Violet 2B; Solvent Violet 8 (base); Pigment Violet 3 (phosphotungstomolybdic acid salt); Methylviolett (Deut.); méthyl violet (Fr.); violeta de metilo (Esp., Port.); violetto metile (It.); methylviolet (Ned.)
Risks
- Fisher Scientific: MSDS
Physical and Chemical Properties
Soluble in water, chloroform. Lightly soluble in ethanol, glycerol. Insoluble in ether.
| Composition | C24H28ClN3 |
|---|---|
| CAS | 8004-87-3 |
| Melting Point | 137 C |
| Molecular Weight | mol. wt. = 393.96 |
Resources and Citations
- 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 4401
- Website: www.straw.com/sig/dyehist
- Thomas B. Brill, Light Its Interaction with Art and Antiquities, Plenum Press, New York City, 1980
- Colour Index International online at www.colour-index.org