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碳酸钾,Potassium carbonate;BioXtra, ≥99.0%

线性分子式: K2CO3 CAS号: 584-08-7 分子量: 138.21 Beilstein: 4267587 EC 号: 209-529-3 MDL编号: MFCD00011382 PubChem化学物质编号: 329820236 NACRES: NA.21
制造商品牌: 西格玛 Sigma-Aldrich
货号(SKU): P5833
CAS号: 584-08-7
MDL号: MFCD00011382
增值税发票 √ 技术支持 √ 质量保障 √ 电话:13910327035
¥1,328.78

说明

一般描述

Potassium carbonate is an inorganic base that is used in the alkylation of phenols and 1,3-dicarbonyl compounds, as well as the generation of sulfur and phosphorus ylides. It is also used to dry organic solvents[1].
 

应用

Potassium carbonate can be used as a catalyst in the:
  • Markovnikov addition reactions[2].
  • Suzuki cross-coupling reactions[3].
It can also be used as a base for the N-arylation of benzamides via C-N coupling reaction[4].
 
 

属性

产品线

BioXtra

质量水平

测定

≥99.0%

形式

powder

杂质

≤0.0005% Phosphorus (P)
≤0.1% Insoluble matter

pH值(酸碱度)

11-13 (25 °C, 138 g/L)

mp

891 °C (lit.)

溶解性

H2O: 1 M, clear, colorless

痕量阴离子

chloride (Cl-): ≤0.005%
sulfate (SO42-): ≤0.02%

痕量阳离子

Al: ≤0.0005%
Ca: ≤0.001%
Cu: ≤0.0005%
Fe: ≤0.0005%
Mg: ≤0.0005%
NH4+: ≤0.05%
Na: ≤0.5%
Pb: ≤0.001%
Zn: ≤0.0005%

SMILES string

[K+].[K+].[O-]C([O-])=O

InChI

1S/CH2O3.2K/c2-1(3)4;;/h(H2,2,3,4);;/q;2*+1/p-2

InChI key

BWHMMNNQKKPAPP-UHFFFAOYSA-L

 

安全信息

象形图

Exclamation mark

警示用语:

Warning

危险声明

危险分类

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

靶器官

Respiratory system

储存分类代码

13 - Non Combustible Solids

WGK

WGK 1

商品规格
属性名称属性值
储存温度 Storage temp.常温阴凉避光
全球实时库存 Availability √美国St. Louis ≥ 99 | 欧洲Eur. ≥ 10 | 東京Tokyo ≥ 22 | 香港与北京 ≥ 32
商品标签 [tags]