potassium sodium

• ChemBase编号: 135597
• 分子式: KNa
• 平均质量: 62.08807
• 单一同位素质量: 61.95347596
• SMILES: [Na].[K]
• Canonical SMILES: [Na].[K]
• InChI: InChI=1S/K.Na
• InChIKey: BITYAPCSNKJESK-UHFFFAOYSA-N

名称和登记号

名称

• IUPAC标准名: potassium sodium
• IUPAC传统名: potassium sodium
• 别名: 钠钾合金; 硅胶负载钠钾合金 (K2Na); NaK 硅胶 (K2Na) 阶段 I; 硅胶负载钠钾合金 (Na2K); NaK 硅胶 (Na2K) 阶段 I; Sodium-potassium alloy; K2Na-SG-I; Sodium-potassium alloy on silica gel (K2Na); NaK Silica gel (K2Na) Stage I; Na2K-SG-I; Sodium-potassium alloy on silica gel (Na2K); NaK Silica gel (Na2K) Stage I

登记号

• CAS号: 11135-81-2
• MDL号: MFCD00134088
• PubChem SID: 24854715; 24854714; 162229871
• PubChem CID: 16211683

理论计算性质

• 质子受体: 0
• 质子供体: 0
• Log P: -0.77
• 摩尔折射率: 0.0 cm^3
• 极化性: 2.0172503 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

• 外观: liquid
• 自燃点: 248-257 °F
• 密度: 0.7 g/mL at 21 °C; 0.87 g/mL at 25 °C
• 蒸汽压: 0 mmHg ( 20 °C)

安全信息

• 欧盟危险性物质标志: 腐蚀性(Corrosive) (C); 易燃性(Flammable) (F)
• 联合国危险货物编号: 1422; 3404
• 德国WGK号: 1
• 联合国危险货物等级: 4.3
• 联合国危险货物包装类别(PG): 1
• 危险公开号: 14/15-34
• 安全公开号: 26-36/37/39-43-45
• GHS危险品标识: GHS02; GHS05
• GHS警示词: Danger
• GHS危险声明: H260-H314
• GHS警示性声明: P223-P231 + P232-P280-P305 + P351 + P338-P370 + P378-P422
• 个人保护装置: Eyeshields, Faceshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges; Faceshields, full-face respirator (US), Gloves, Goggles, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
• RID/ADR: UN 1422 4.3/PG 1; UN 3404 4.3/PG 1
• 欧盟补充危害声明: Reacts violently with water.

产品相关信息

• 主要成分: Potassium, 56 wt. %; Potassium, 78 wt. %; Sodium, 22 wt. %; Sodium, 44 wt. %
• 标签扩展内容: ~35 wt. % Na-K loading

详细说明

Sigma Aldrich - 244880

包装
5, 25 g in ampule

Sigma Aldrich - 660140

Frequently Asked Questions
Live Chat and Frequently Asked Questions are available for this Product.
包装
5, 25 g in glass bottle
Application
Alkali Metal Silica Gels from SiGNa
Alternative to other reagents for desulfurizations, dehalogenations(as Wurtz coupling reactions), and Birch reductions.Additionally can be used as:
• A reducing agent for aliphatic ester substrates
• A deprotectant in place of the typical heavy metal deprotectant

Sigma Aldrich - 244872

包装
5 g in ampule

Sigma Aldrich - 660159

Frequently Asked Questions
Live Chat and Frequently Asked Questions are available for this Product.
Application
Alternative to other reagents for desulfurizations, dehalogenations(as Wurtz coupling reactions), and Birch reductions.1Additionally can be used as:
• A reducing agent for aliphatic ester substrates2
• A deprotectant in place of the typical heavy metal deprotectant3
Alkali Metal Silica Gels from SiGNa
包装
5, 25 g in glass bottle