Difference between revisions of "Pyronine Y"
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Shiny, green crystals that form a red aqueous solution Pyronine Y produces a pale yellow [[autofluorescence|autofluorescence]] in [[ultraviolet%20radiation|ultraviolet light]]. It is used as a bacteriological and biological [[fluorochrome|fluorochrome]]. It has a mean excitation wavelength of 410 nm (violet/blue) and a mean emission wavelength of 540 nm (Wolbers et al., 1990). | Shiny, green crystals that form a red aqueous solution Pyronine Y produces a pale yellow [[autofluorescence|autofluorescence]] in [[ultraviolet%20radiation|ultraviolet light]]. It is used as a bacteriological and biological [[fluorochrome|fluorochrome]]. It has a mean excitation wavelength of 410 nm (violet/blue) and a mean emission wavelength of 540 nm (Wolbers et al., 1990). | ||
| − | + | [[[SliderGallery rightalign|pyronine Y.jpg~Chemical structure]]] | |
== Synonyms and Related Terms == | == Synonyms and Related Terms == | ||
pyronin; CI 45005; 3,6-bis(dimethylamino)xanthylium chloride; pyronine G; pyronin yellow; tetramethyldiaminoxanthylium chloride | pyronin; CI 45005; 3,6-bis(dimethylamino)xanthylium chloride; pyronine G; pyronin yellow; tetramethyldiaminoxanthylium chloride | ||
| − | + | ==Physical and Chemical Properties== | |
| − | |||
| − | == | ||
Soluble in water and ethanol. | Soluble in water and ethanol. | ||
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|- | |- | ||
! scope="row"| Melting Point | ! scope="row"| Melting Point | ||
| − | | 250-260 | + | | 250-260 C |
|- | |- | ||
! scope="row"| Molecular Weight | ! scope="row"| Molecular Weight | ||
| − | | | + | | 302.80 |
|} | |} | ||
| − | == | + | == Risks == |
| − | |||
| − | |||
| − | |||
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| − | + | * Fisher Scientific: [https://fscimage.fishersci.com/msds/01929.htm MSDS] | |
| − | == | + | ==Resources and Citations== |
* Richard C. Wolbers, Nanette T. Sterman, Chris Stavroudis, ''Notes for Workshop on New Methods in the Cleaning of Paintings'', J.Paul Getty Trust, Los Angeles, 1990 Comment: mean excitation wavelength of 410 nm -violet/blueviolet - and mean emission wavelength=540 nm | * Richard C. Wolbers, Nanette T. Sterman, Chris Stavroudis, ''Notes for Workshop on New Methods in the Cleaning of Paintings'', J.Paul Getty Trust, Los Angeles, 1990 Comment: mean excitation wavelength of 410 nm -violet/blueviolet - and mean emission wavelength=540 nm | ||
Latest revision as of 11:33, 20 August 2022
Description
Shiny, green crystals that form a red aqueous solution Pyronine Y produces a pale yellow Autofluorescence in ultraviolet light. It is used as a bacteriological and biological Fluorochrome. It has a mean excitation wavelength of 410 nm (violet/blue) and a mean emission wavelength of 540 nm (Wolbers et al., 1990).
Synonyms and Related Terms
pyronin; CI 45005; 3,6-bis(dimethylamino)xanthylium chloride; pyronine G; pyronin yellow; tetramethyldiaminoxanthylium chloride
Physical and Chemical Properties
Soluble in water and ethanol.
| Composition | C17H19ClN2O |
|---|---|
| CAS | 92-32-0 |
| Melting Point | 250-260 C |
| Molecular Weight | 302.80 |
Risks
- Fisher Scientific: MSDS
Resources and Citations
- Richard C. Wolbers, Nanette T. Sterman, Chris Stavroudis, Notes for Workshop on New Methods in the Cleaning of Paintings, J.Paul Getty Trust, Los Angeles, 1990 Comment: mean excitation wavelength of 410 nm -violet/blueviolet - and mean emission wavelength=540 nm
- The Merck Index, Martha Windholz (ed.), Merck Research Labs, Rahway NJ, 10th edition, 1983 Comment: entry 8190: abs. max = 552 nm
- Aldrich Chemical Catalog Comment: abs. max = 548 nm