Phosphomolybdic acid
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| Phosphomolybdic acid | |
|---|---|
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| Other names | Molybdophosphoric acid; dodecamolybdophosphoric acid |
| Identifiers | |
| CAS number | [51429-74-4] |
| MeSH | |
| SMILES | O=[Mo](=O)=O. O=[Mo](=O)=O. O=[Mo](=O)=O. O=[Mo](=O)=O. O=[Mo](=O)=O. O=[Mo](=O) =O. O=[Mo](=O)=O. O=[Mo](=O)=O. O=[Mo](=O)=O. O=[Mo](=O)=O. O=[Mo](=O)=O. O=[Mo]( =O)=O. OP(=O)(O)O |
| Properties | |
| Molecular formula | H3[P(Mo3O10)4]; H3PMo12O40 |
| Molar mass | 1825.25 |
| Except where noted otherwise, data are given for materials in their standard state (at 25 °C, 100 kPa) Infobox disclaimer and references |
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Phosphomolybdic acid, also known as dodeca molybdophosphoric acid or PMA is a component of Masson's trichrome stain. It is a yellow-green compound, freely soluble in water and polar organic solvents such as ethanol. It is used as a reagent in thin layer chromatography for staining phenolics, hydrocarbon waxes, alkaloids and steroids.
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