Methyl p-aminophenol sulfate
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Description
Colorless needles that are dissolved in an aqueous solution for use in the development of black and white photographs.
Synonyms and Related Terms
Metol; p-methylaminophenol sulfate; Enol; Genol; Graphol; Photo-Rex; Verol
Risks
- Discolors in air.
- Combustible. Flash point = 256C (493F)
- Moderately toxic by ingestion, inhalation and skin contact.
- ThermoFisher: SDS
Physical and Chemical Properties
Soluble in water and ethanol. Insoluble in ether.
| Composition | HOC6NHCH3-1/2H2SO4 |
|---|---|
| CAS | 55-55-0 |
| Melting Point | 250-260 C |
| Molecular Weight | mol. wt. = 344.39 |
Resources and Citations
- Richard S. Lewis, Hawley's Condensed Chemical Dictionary, Van Nostrand Reinhold, New York, 10th ed., 1993
- Michael McCann, Artist Beware, Watson-Guptill Publications, New York City, 1979