potassium methanolate

• ChemBase编号: 146040
• 分子式: CH3KO
• 平均质量: 70.13222
• 单一同位素质量: 69.9820964
• SMILES: C[O-].[K+]
• Canonical SMILES: [O-]C.[K+]
• InChI: InChI=1S/CH3O.K/c1-2;/h1H3;/q-1;+1
• InChIKey: BDAWXSQJJCIFIK-UHFFFAOYSA-N

名称和登记号

名称

• IUPAC标准名: potassium methanolate
• IUPAC传统名: potassium methoxide
• 别名: 甲醇钾; 甲醇钾 溶液; Potassium methylate; Potassium methoxide; Potassium methoxide solution

登记号

• CAS号: 865-33-8
• EC号: 212-736-1
• MDL号: MFCD00012416
• Beilstein号: 3551544
• PubChem SID: 24857610; 162240239; 24881873; 24881871
• PubChem CID: 23664618

理论计算性质

• Acid pKa: 15.775593
• 质子受体: 1
• 质子供体: 0
• LogD (pH = 5.5): -0.51857704
• LogD (pH = 7.4): -0.5185771
• Log P: -0.51857704
• 摩尔折射率: 18.8116 cm^3
• 极化性: 2.9253356 Å^3
• 极化表面积: 23.06 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; Powder
• 闪点: 11 °C; 51.8 °F
• 密度: 0.95 g/mL at 20 °C
• 折射率: n20/D 1.37

安全信息

• 保存注意事项: Air & Moisture Sensitive
• 欧盟危险性物质标志: 腐蚀性(Corrosive) (C); 易燃性(Flammable) (F); 有毒(Toxic) (T)
• 联合国危险货物编号: 3206; 3274; UN3206; UN3274
• 德国WGK号: 1
• 联合国危险货物等级: 3; 4.2
• 联合国危险货物包装类别(PG): 2; II
• 危险公开号: 11-14-23/24/25-34-39/23/24/25; 11-14-34; 11-23/24/25-34-39/23/24/25
• 安全公开号: 16-26-36/37/39-45; 8-16-26-43-45
• TSCA收录: 是
• GHS危险品标识: GHS02; GHS05; GHS06; GHS08
• GHS警示词: Danger
• GHS危险声明: H225-H251-H301-H311-H314-H331-H370; H225-H301-H311-H331-H370-H314-H318; H228-H251-H314-H318; H251-H314
• GHS警示性声明: P210-P235 + P410-P260-P280-P301 + P310-P305 + P351 + P338; P210-P241-P303+P361+P353-P305+P351+P338-P405-P501A; P210-P280-P303+P361+P353-P305+P351+P338-P310; P235 + P410-P280-P305 + P351 + P338-P310
• 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 3206 4.2/PG 2; UN 3274 3/PG 2
• 欧盟补充危害声明: Reacts violently with water.

产品相关信息

• 纯度: ≥90% (T); 5% w/v in methanol; 90+%; 95%
• 浓度: ~25% in methanol (T)
• 级别: technical
• 杂质: ~2% K2CO3 and KOH
• 线性分子式: CH3OK

详细说明

Sigma Aldrich - 292788

包装
250 g in steel can
5 g in glass bottle

Sigma Aldrich - 60402

包装
1 L in glass bottle
250 mL in glass bottle