dichromium(3+) ion trioxidandiide

• ChemBase编号: 302743
• 分子式: Cr2O3
• 平均质量: 151.9904
• 单一同位素质量: 151.86575886
• SMILES: [O-2].[O-2].[O-2].[Cr+3].[Cr+3]
• Canonical SMILES: [O-2].[O-2].[O-2].[Cr+3].[Cr+3]
• InChI: InChI=1S/2Cr.3O/q2*+3;3*-2
• InChIKey: UOUJSJZBMCDAEU-UHFFFAOYSA-N

名称和登记号

名称

• IUPAC标准名: dichromium(3+) ion trioxidandiide
• IUPAC传统名: dichromium(3+) ion trioxidandiide
• 别名: 三氧化二铬(III), Puratronic®; 三氧化二铬(III)溅射靶, 50.8mm (2.0in) 直径 x 3.18mm (0.125in) 厚; 三氧化二铬(III)溅射靶, 50.8mm (2.0in) 直径 x 6.35mm (0.250in) 厚; 三氧化二铬(III)溅射靶, 76.2mm (3.0in) 直径 x 3.18mm (0.125in) 厚; 三氧化二铬(III)溅射靶, 76.2mm (3.0in) 直径 x 6.35mm (0.250in) 厚; 三氧化二铬(III); Chromium(III) oxide, Puratronic®; Chromium(III) oxide sputtering target, 50.8mm (2.0in) dia x 3.18mm (0.125in) thick; Chromium(III) oxide sputtering target, 50.8mm (2.0in) dia x 6.35mm (0.250in) thick; Chromium(III) oxide sputtering target, 76.2mm (3.0in) dia x 3.18mm (0.125in) thick; Chromium(III) oxide sputtering target, 76.2mm (3.0in) dia x 6.35mm (0.250in) thick; Chromium(III) oxide

登记号

• CAS号: 1308-38-9
• EC号: 215-160-9
• MDL号: MFCD00010949
• 默克索引号: 142234

理论计算性质

• Acid pKa: 15.7
• 质子受体: 1
• 质子供体: 0
• LogD (pH = 5.5): -0.652
• LogD (pH = 7.4): -0.652
• Log P: -0.652
• 摩尔折射率: 13.1149 cm^3
• 极化性: 1.8190874 Å^3
• 极化表面积: 0.0 Å^2
• 可自由旋转的化学键: 0
• 里宾斯基五规则: true

分子性质

理化性质

• 溶解度: Practically insoluble in water, alcohol, acetone. Slightly soluble in acids, alkalies
• 外观: -22 Mesh Powder; -325 Mesh Powder; 3-6mm Fused Lump; Powder
• 熔点: 2435°C
• 沸点: 3000°C
• 密度: 5.22
• 折射率: 2.551

安全信息

• RTECS编号: GB6475000
• 欧盟危险性物质标志: X
• 危险公开号: 20/22-43
• 安全公开号: 9-24-37; 9-24-37-60
• TSCA收录: 是
• GHS危险品标识: GHS06; GHS07
• GHS危险声明: H301-H332-H317; H302-H332-H317
• GHS警示性声明: P261-P280-P302+P352-P321-P304+P340-P501A; P261-P301+P310-P302+P352-P321-P405-P501A

产品相关信息

• 纯度: 98+%; 99% (metals basis); 99.6% (metals basis); 99.8% (metals basis); 99.97% (metals basis)