251755

四氧化锇 溶液

4 wt. % in H₂O

• 线性分子式: OsO₄
• CAS号: 20816-12-0
• 分子量: 254.23
• MDL號碼: MFCD00011150
• 分類程式碼代碼: 12352300
• PubChem物質ID: 329752782

属性

• 蒸汽壓力: 1.23 psi ( 20 °C); 3.55 psi ( 55 °C)
• 品質等級: 100
• 形狀: liquid
• 反應適用性: reagent type: oxidant
• 濃度: 3.5-4.5% (OsO₄); 4 wt. % in H₂O
• 密度: 1.0 g/mL at 20 °C; 1.04 g/mL at 25 °C
• 儲存溫度: 2-8°C
• SMILES 字串: O=[Os](=O)(=O)=O
• InChI: 1S/4O.Os
• InChI 密鑰: VUVGYHUDAICLFK-UHFFFAOYSA-N

说明

一般說明

OsO₄（4wt%，溶于 H₂O）广泛应用于有机合成，特别是羟基化反应。此外，它还参与烯烃的氧化裂解。

應用

• 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).

安全信息

• 象形圖: GHS05,GHS06
• 訊號詞: Danger
• 危險聲明: H302 + H332 - H310 - H315 - H318
• 防範說明: P262 - P280 - P301 + P312 - P302 + P352 + P310 - P304 + P340 + P312 - P305 + P351 + P338
• 危險分類: Acute Tox. 2 Dermal - Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Eye Dam. 1 - Skin Irrit. 2
• 儲存類別代碼: 6.1B - Non-combustible, acute toxic Cat. 1 and 2 / very toxic hazardous materials
• 水污染物質分類（WGK）: WGK 1
• 閃點（°F）: Not applicable
• 閃點（°C）: Not applicable