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Merck
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주요 문서

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251755

Sigma-Aldrich

Osmium tetroxide solution

4 wt. % in H2O

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About This Item

Linear Formula:
OsO4
CAS Number:
20816-12-0
Molecular Weight:
254.23
MDL number:
MFCD00011150
UNSPSC 코드:
12352303
PubChem Substance ID:
329752782
NACRES:
NA.21

vapor pressure

1.23 psi ( 20 °C)
3.55 psi ( 55 °C)

Quality Level

100

형태

liquid

반응 적합성

reagent type: oxidant

농도

3.5-4.5% (OsO4)
4 wt. % in H2O

density

1.0 g/mL at 20 °C
1.04 g/mL at 25 °C

저장 온도

2-8°C

SMILES string

O=[Os](=O)(=O)=O

InChI

1S/4O.Os

InChI key

VUVGYHUDAICLFK-UHFFFAOYSA-N

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일반 설명

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.

애플리케이션


  • 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).


픽토그램

Skull and crossbonesCorrosion
GHS06,GHS05

신호어

Danger

유해 및 위험 성명서

H302 + H332,H310,H315,H318

Hazard Classifications

Acute Tox. 2 Dermal - Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Eye Dam. 1 - Skin Irrit. 2

Storage Class Code

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

시험 성적서(COA)

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문서 라이브러리 방문

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)
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)
F Wyss et al.
Veterinary pathology, 52(6), 1235-1242 (2015-01-27)
Pododermatitis is frequent in captive flamingos worldwide, but little is known about the associated histopathologic lesions. Involvement of a papillomavirus or herpesvirus has been suspected. Histopathologic evaluation and viral assessment of biopsies from 19 live and 10 dead captive greater
Yukihiko Sugita et al.
The Journal of general virology, 92(Pt 11), 2485-2493 (2011-07-29)
Negatively stained influenza virions sometimes show irregular morphology and are often referred to as pleomorphic. However, this irregular morphology has not been visualized when ultrathin-section transmission and scanning electron microscopies are used. This study focused on the effects of ultracentrifugation
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