306568
氢氧化钾
semiconductor grade, pellets, 99.99% trace metals basis (Purity excludes sodium content.)
别名:
苛性钾
登录 查看组织和合同定价。
选择尺寸
关于此项目
线性分子式:
KOH
化学文摘社编号:
分子量:
56.11
PubChem Substance ID:
eCl@ss:
38100303
UNSPSC Code:
12352106
NACRES:
NA.21
EC Number:
215-181-3
MDL number:
Assay:
99.99% trace metals basis (Purity excludes sodium content.)
Grade:
semiconductor grade
Form:
pellets
Solubility:
water: soluble
InChI key
KWYUFKZDYYNOTN-UHFFFAOYSA-M
InChI
1S/K.H2O/h;1H2/q+1;/p-1
SMILES string
[OH-].[K+]
grade
semiconductor grade
vapor pressure
1 mmHg ( 719 °C)
assay
99.99% trace metals basis (Purity excludes sodium content.)
form
pellets
composition
KOH, >85.0%
impurities
15% water
pH
~13.5 (25 °C, 5.6 g/L)
mp
361 °C (lit.)
Quality Level
solubility
water: soluble
cation traces
Na: ≤500.0 ppm
正在寻找类似产品? 访问 产品对比指南
General description
氢氧化钾（KOH）又称苛性钾。它被用作许多含钾产品的重要前体。
Application
与碲粉结合，介导芳香族羰基化合物的吡那酮化反应。
氢氧化钾可用于：
- 作为碱，从胺和乙醇合成亚胺。
- 作为仲醇与伯醇β-烷基化反应的碱，无需任何过渡金属催化剂。
- 结合铝用于芳香醛的吡啶化和受阻酮的还原。
- 作为沉淀剂，采用改性水热法制备 MnZn 铁氧体纳米粒子（Mn0.8Zn0.2Fe2O4铁氧体纳米粒子）。
signalword
Danger
hcodes
Hazard Classifications
Acute Tox. 4 Oral - Eye Dam. 1 - Met. Corr. 1 - Skin Corr. 1A
存储类别
8A - Combustible corrosive hazardous materials
wgk
WGK 1
flash_point_f
Not applicable
flash_point_c
Not applicable
法规信息
危险化学品
此项目有
Qilun Wang et al.
Nature communications, 11(1), 4246-4246 (2020-08-28)
Water electrolysis offers a promising energy conversion and storage technology for mitigating the global energy and environmental crisis, but there still lack highly efficient and pH-universal electrocatalysts to boost the sluggish kinetics for both cathodic hydrogen evolution reaction (HER) and
Ian T McCrum et al.
The journal of physical chemistry. C, Nanomaterials and interfaces, 122(29), 16756-16764 (2018-09-28)
The effect of the alkali-metal cation (Li+, Na+, K+, and Cs+) on the non-Nernstian pH shift of the Pt(554) and Pt(533) step-associated voltammetric peak is elucidated over a wide pH window (1-13), through computation and experiment. In conjunction with our
Haochen Zhang et al.
Nature communications, 10(1), 3340-3340 (2019-07-28)
Electroreduction of carbon dioxide to hydrocarbons and oxygenates on copper involves reduction to a carbon monoxide adsorbate followed by further transformation to hydrocarbons and oxygenates. Simultaneous improvement of these processes over a single reactive site is challenging due to the
Takahiro Naito et al.
ChemSusChem, 13(22), 5921-5933 (2020-09-03)
Hydrogen production from renewable energy and ubiquitous water has a potential to achieve sustainability, although current water electrolyzers cannot compete economically with the fossil fuel-based technology. Here, we evaluate water electrolysis at pH 7 that is milder than acidic and alkaline
Khan, R.H. et al.
Synthetic Communications, 27, 2193-2193 (1997)
我们的科学家团队拥有各种研究领域经验，包括生命科学、材料科学、化学合成、色谱、分析及许多其他领域.
联系客户支持