251755
Osmium tetroxide solution
4 wt. % in H2O
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Fórmula lineal:
OsO4
Número CAS:
Peso molecular:
254.23
NACRES:
NA.21
PubChem Substance ID:
UNSPSC Code:
12352303
MDL number:
Form:
liquid
Servicio técnico
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Permítanos ayudarleQuality Level
vapor pressure
1.23 psi ( 20 °C), 3.55 psi ( 55 °C)
form
liquid
reaction suitability
reagent type: oxidant
concentration
3.5-4.5% (OsO4), 4 wt. % in H2O
density
1.0 g/mL at 20 °C, 1.04 g/mL at 25 °C
storage temp.
2-8°C
SMILES string
O=[Os](=O)(=O)=O
InChI
1S/4O.Os
InChI key
VUVGYHUDAICLFK-UHFFFAOYSA-N
General description
OsO4 (4wt% in H2O) is widely employed in organic synthesis especially for hydroxylation reactions. Additionally, it is also involved in the oxidative cleavage of alkenes.
Application
- In situ X-ray-assisted electron microscopy staining for large biological samples.: This study explores the use of osmium tetroxide solution for X-ray-assisted electron microscopy staining, enhancing the visualization of large biological samples (Ströh et al., 2022).
- Application of the electron microscope to the cytochemical peroxidase reaction in salamander leukocytes.: The use of osmium tetroxide solution in electron microscopy enhances the cytochemical analysis of peroxidase reactions in salamander leukocytes, providing clear and detailed images (MITSUI, 1960).
signalword
Danger
Hazard Classifications
Acute Tox. 2 Dermal - Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Eye Dam. 1 - Skin Irrit. 2
Clase de almacenamiento
6.1B - Non-combustible acute toxic Cat. 1 and 2 / very toxic hazardous materials
wgk
WGK 1
flash_point_f
Not applicable
flash_point_c
Not applicable
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Kinetics of Oxidation of Some Fluoroquinolones by Hexacyanoferrate (III) in Alkaline Medium.
Diab N, et al.
International Journal of Chemistry (Canadian Center of Science and Education), 34(2), 1388-1388 (2013)
Asymmetric induction in the reaction of osmium tetroxide with olefins.
Hentges SG and Barry Sharpless K.
Journal of the American Chemical Society, 102(12), 4263-4265 (1980)
On stereochemistry of osmium tetroxide oxidation of allylic alcohol systems: empirical rule.
Cha JK, et al.
Tetrahedron Letters, 24(37), 3943-3946 (1983)