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658685

Sigma-Aldrich

Os EnCat® 40

extent of labeling: 0.3 mmol/g Os loading

别名:

微胶囊包封四氧化锇, 锇酸

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About This Item

经验公式（希尔记法）:
OsO4
CAS号:
20816-12-0
分子量:
254.23
MDL號碼:
MFCD00011150
分類程式碼代碼:
12161600
PubChem物質ID:
24884370
NACRES:
NA.22

品質等級

100

反應適用性

core: osmium
reagent type: catalyst
reagent type: oxidant

標籤範圍

0.3 mmol/g Os loading

SMILES 字串

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

InChI

1S/4O.Os

InChI 密鑰

VUVGYHUDAICLFK-UHFFFAOYSA-N

相关类别

一般說明

产物是四氧化，包裹在多孔的交联聚脲基质中。

應用

Os EnCat® 40 在仲氧化剂的存在下可以通过二羟基化反应将烷基和芳基烯烃转化为相应的二醇。

特點和優勢

胶囊包封 OsO4 催化剂可提供传统 OsO4 无可比拟的安全性和操作优点。

法律資訊

Os EnCat® 技术。
EnCat is a registered trademark of Reaxa Ltd.

象形圖

Skull and crossbonesCorrosion
GHS06,GHS05

訊號詞

Danger

危險分類

Acute Tox. 2 Dermal - Acute Tox. 3 Inhalation - Acute Tox. 3 Oral - Eye Dam. 1 - Skin Corr. 1B

安全危害

EUH019

儲存類別代碼

4.1B - Flammable solid hazardous materials

水污染物質分類（WGK）

WGK 3

個人防護裝備

Eyeshields, Faceshields, Gloves, type P2 (EN 143) respirator cartridges

从最新的版本中选择一种：

分析证书(COA)

Lot/Batch Number
14826BH
14726BH
14626BH
02124CE
10920TD

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Steven V Ley et al.
Organic letters, 5(2), 185-187 (2003-01-17)
[reaction: see text] Osmium tetroxide has been microencapsulated in a polyurea matrix using an in situ interfacial polymerization approach. These microcapsules have been effectively used as recoverable and reusable catalysts in the dihydroxylation of olefins
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
OsO4·streptavidin: a tunable hybrid catalyst for the enantioselective cis-dihydroxylation of olefins.
Valentin Köhler et al.
Angewandte Chemie (International ed. in English), 50(46), 10863-10866 (2011-09-29)
Carsten Købler et al.
Analytical and bioanalytical chemistry, 406(16), 3863-3873 (2014-01-23)
Ultrastructural characterisation is important for understanding carbon nanotube (CNT) toxicity and how the CNTs interact with cells and tissues. The standard method for this involves using transmission electron microscopy (TEM). However, in particular, the sample preparation, using a microtome to
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
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商品

EnCat™ & Other Catalysts

We offer EnCat and a variety of transition metal-based encapsulated catalysts for applications in areas such as Suzuki, Stille, and Heck couplings, carbonylations, hydrogenation, hydrogenolysis, and dihydroxylation.

EnCat™ & Other Catalysts

Sigma-Aldrich offers EnCat and a variety of transition metal-based encapsulated catalysts for applications in areas such as Suzuki, Stille, and Heck couplings, carbonylations, hydrogenation, hydrogenolysis, and dihydroxylation.

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