| Identification | |
| Name: | Osmium oxide (OsO4), (T-4)- |
| Synonyms: | OSMIUM TETROXIDE;Perosmic oxide;Osmic acid;Osmium tetraoxide;Osmic acid anhydride;Osmium oxide, (T-4)-;OsO4;Perosmic acid anhydride;Osmium oxide (OsO4), (T-4)-;RCRA waste no. P087;RCRA waste number P087;HSDB 719;Osmium oxide (OsO4) (T-4)-;EINECS 244-058-7;Osmium oxide (OsO4), (beta-4)-;UN2471;Osmium(VIII)-oxide;Osmium tetroxide solution;'Osmic acid’20816-12-0;tetraoxoosmium;'Osmic acid';osmium(IV) oxide;Osmium(VIII)oxide;Os EnCat(TM);Osmium(VIII)-tetroxide;AC1L1JCA;OSMIUM (VIII) OXIDE;Osmium oxide OsO4 (T-4);ARONIS24161;O5500_SIGMA;365092_ALDRICH;658685_ALDRICH;AC1Q5B71;O5500_SIAL;75632_FLUKA;75632_SIGMA;75633_FLUKA;75633_SIGMA;OSMIUM TETROXIDE, SOLUTION;Osmium tetroxide, microencapsulated;201030_SIAL;208868_SIAL;251755_SIAL;419494_SIAL;AKOS005267110;Osmium tetroxide [UN2471] [Poison];Osmium tetroxide [UN2471] [Poison];LS-98518;Osmium tetroxide on poly(4-vinylpyridine);Osmium(VIII) oxide on poly(4-vinylpyridine);I14-18546;Osmium tetroxide, ~1 wt. % on poly(4-vinylpyridine);12060-19-4;7446-13-1 |
| CAS: | 7446-13-1 |
| Molecular Formula: | O4Os |
| Molecular Weight: | 254.2276 |
| InChI: | InChI=1S/4O.Os |
| Molecular Structure: |  |
| Properties | |
| Melting Point: | 40.6 deg C |
| Solubility: | Sol in benzene, alcohol, ether, ammonium hydroxide, and phosphorus oxychloride; solubility in carbon tetrachloride @ 25 deg: 375 g/100 g Solubility (g/100 cc solvent): 5.70 g in water @ 10 deg C; 6.23 g in water @ 25 deg C; 250 +/- 10 g in carbon tetrachloride @ 20 deg C In water, 7.24 (g/100 g) at 25 deg C |
| Color: | Pale yellow solid; monoclinic crystals Dimorphic compd with both crystalline and amorphous forms Colorless, crystalline solid, or pale-yellow mass [Note: A liquid above 105 degrees F]. |
| Safety Data | |
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