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590681

Sigma-Aldrich

碳酸钾

anhydrous, powder, 99.99% trace metals basis

别名:

Carbonate of potash, Dipotassium carbonate

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About This Item

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
UNSPSC代码:
12352302
PubChem化学物质编号:
24881291
NACRES:
NA.23
方案:
99.99% trace metals basis
等级:
anhydrous
表单:
powder
溶解性:
ethanol: insoluble(lit.)

等级

anhydrous

质量水平

100

方案

99.99% trace metals basis

表单

powder

杂质

≤150.0 ppm Trace Metal Analysis

mp

891 °C (lit.)

溶解性

ethanol: insoluble(lit.)

密度

2.43 g/mL at 25 °C

SMILES字符串

[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

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应用

碳酸钾可以作为碱，用于从4-氯甲基苯乙烯和γ-谷维素合成植物化学谷维素改性聚苯乙烯，以研究它们的液晶（LC）取向性质。

象形图

Exclamation mark
GHS07

警示用语：

Warning

危险声明

H315,H319,H335

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

闪点(°F)

Not applicable

闪点(°C)

Not applicable

个人防护装备

dust mask type N95 (US), Eyeshields, Gloves

从最新的版本中选择一种：

分析证书(COA)

Lot/Batch Number
0000281335
0000281342
0000187062
0000197259
0000197258

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Vertical liquid crystal orientation of phytochemical-based oryzanol modified polystyrene.
Kim T, et al.
Royal Society of Chemistry Advances, 8(3), 1569-1575 (2018)
S V Hartimath et al.
Molecular metabolism, 25, 154-158 (2019-05-21)
The browning of white adipose tissue (WAT) into beige has been proposed as a strategy to enhance energy expenditure to combat the growing epidemic of obesity. Research into browning strategies are hampered by the lack of sensitive, translatable, imaging tools
Carlos Arroniz et al.
Organic letters, 15(4), 910-913 (2013-02-05)
ortho-Arylation of ortho-substituted benzoic acids is a challenging process due to the tendency of the reaction products toward Pd-catalyzed protodecarboxylation. A simple method for preventing decarboxylation in sterically hindered benzoic acids is reported. The method described represents a reliable and
K Y Foo et al.
Bioresource technology, 102(20), 9794-9799 (2011-08-31)
Sunflower seed oil residue, a by-product of sunflower seed oil refining, was utilized as a feedstock for preparation of activated carbon (SSHAC) via microwave induced K(2)CO(3) chemical activation. SSHAC was characterized by Fourier transform infrared spectroscopy, nitrogen adsorption-desorption and elemental
K Y Foo et al.
Bioresource technology, 104, 679-686 (2011-11-22)
This work explores the feasibility of orange peel, a citrus processing biomass as an alternative precursor for preparation of activated carbon (OPAC) via microwave assisted K(2)CO(3) activation. The operational parameters, chemical impregnation ratio, microwave power and irradiation time on the
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