dihydrogen hexafluorosilanediuide

• ChemBase编号: 97577
• 分子式: F6Si--
• 平均质量: 142.0759192
• 单一同位素质量: 141.96734585
• SMILES: [Si-2](F)(F)(F)(F)(F)F
• Canonical SMILES: F[Si-2](F)(F)(F)(F)F
• InChI: InChI=1S/F6Si/c1-7(2,3,4,5)6/q-2
• InChIKey: OHORFAFFMDIQRR-UHFFFAOYSA-N

名称和登记号

名称

• IUPAC标准名: dihydrogen hexafluorosilanediuide
• IUPAC系统名: Dihydrogen hexafluorosilicate
• IUPAC传统名: dihydrogen(.) hexafluorosilanediuide; dihydrogen hexafluorosilanediuide
• 别名: 六氟硅酸; Dihydrogen hexafluorosilicate; Hexafluorosilicic acid, 23% aqueous solution; Fluorosilicic acid; fluosilicic acid; hydrofluorosilic acid; silicofluoridd; silicofluoric acid; Hexafluorosilicic acid; Hydrofluorosilicic acid; Hexafluorosilicic acid

登记号

• CAS号: 16961-83-4
• EC号: 241-034-8
• MDL号: MFCD00036289
• 默克索引号: 144182
• PubChem SID: 162084176
• PubChem CID: 21863527
• Chemspider ID: 17215660
• 维基百科标题: Hexafluorosilicic_acid

理论计算性质

• LogD (pH = 5.5): 2.1
• LogD (pH = 7.4): 2.1
• Log P: 2.1
• 极化性: 4.849813 Å^3
• 质子受体: 0
• 质子供体: 0
• 摩尔折射率: 9.0078 cm^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: miscible in water
• 外观: transparent, colorless, fuming liquid
• 熔点: 15-17°C; ca. 19 °C (60–70% soln.); <−30 °C (35& soln.)
• 沸点: 108.5°C (decomp); 108-109°C
• 闪点: Non-flammable
• 密度: 1.22; 1.22 g/cm^3 (25% soln.); 1.38 g/cm^3 (35% soln.); 1.46 g/cm^3 (61% soln.); 1.320
• 折射率: 1.3465
• 气味: sour, pungent

安全信息

• 保存注意事项: Corrosive
• RTECS编号: VV8225000
• 欧盟危险性物质标志: 腐蚀性(Corrosive) (C)
• 联合国危险货物编号: 1778; UN1778
• 联合国危险货物等级: 8
• 联合国危险货物包装类别(PG): II
• 危险公开号: 34; R34
• 安全公开号: 26-36/37/39-45; S1/2, S26, S27, S45
• TSCA收录: 是
• 欧盟危险品索引: 009-011-00-5
• GHS危险品标识: GHS05
• NFPA704:
  

  0

  3

  0
• 半数致死量: 430 mg/kg (oral, rat)
• GHS危险声明: H314
• GHS警示性声明: P260-P303+P361+P353-P305+P351+P338-P301+P330+P331-P405-P501A

产品相关信息

• 纯度: 35% w/w aq. soln.

详细说明

Apollo Scientific Ltd - PC4797

More selective reagent than HF for the cleavage of silylgroups. Excess reagent is not required cf. HF and often catalytic amounts are sufficient. JOC., 57, 2492 (1992).