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Merck
CN

221945

Sigma-Aldrich

碘化钾

ACS reagent, ≥99.0%

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线性分子式:
KI
CAS号:
分子量:
166.00
EC 号:
MDL编号:
UNSPSC代码:
12352302
PubChem化学物质编号:
NACRES:
NA.21

等级

ACS reagent

质量水平

蒸汽压

1 mmHg ( 745 °C)

检测方案

≥99.0%

形式

crystals

杂质

≤0.001% N compounds
≤0.005% insolubles

缺失

≤0.2% loss on drying

pH值(酸碱度)

6.0-9.2 (25 °C, 5%)

mp

681 °C (lit.)

痕量阴离子

chloride, bromide (as Cl)-: ≤0.01%
iodate (IO3-): ≤3 ppm
phosphate (PO43-): ≤0.001%
sulfate (SO42-): ≤0.005%

痕量阳离子

Ba: ≤0.002%
Ca: ≤0.002%
Fe: ≤3 ppm
Mg: ≤0.001%
Na: ≤0.005%
heavy metals (as Pb): ≤5 ppm

SMILES字符串

[K+].[I-]

InChI

1S/HI.K/h1H;/q;+1/p-1

InChI key

NLKNQRATVPKPDG-UHFFFAOYSA-M

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一般描述

碘化钾是一种水溶性无机盐,可通过氢碘酸与碳酸氢钾反应来制备。

应用

碘化钾可用作以下过程的催化剂:以 丁基过氧化氢作为氧化剂时,芳族伯胺转化成相应的硝基化合物。在镍催化剂存在下,芳基卤转化为芳基碘。在8-冠-6和丁基过氧化氢存在下,通过活化烯烃和磺酰肼在水中反应而制备磺化羟吲哚。

法律信息

Redi-Dri is a trademark of Sigma-Aldrich Co. LLC

象形图

Health hazard

警示用语:

Danger

危险声明

危险分类

STOT RE 1 Oral

靶器官

Thyroid

WGK

WGK 3

闪点(°F)

Not applicable

闪点(°C)

Not applicable


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Synthesis of Aryl Iodides from Aryl Halides and Potassium Iodide by Means of Nickel Catalyst
Takagi K, et al
Chemistry Letters (Jpn), 7(2), 191-192 (1978)
Selective Oxidation of Aromatic Amines to Nitro Derivatives using Potassium Iodide-tert-Butyl Hydroperoxide Catalytic System
Reddy KR, et al
Advanced Synthesis & Catalysis, 351(1-2), 93-96 (2009)
Synthesis of sulfonated oxindoles by potassium iodide catalyzed arylsulfonylation of activated alkenes with sulfonylhydrazides in water.
<BIG>Li X, et al. </BIG>
The Journal of Organic Chemistry, 78(14), 7343-7348 (2013)
Eagleson M.
Concise Encyclopedia Chemistry, 889-889 (1994)
H B Li et al.
Journal of chromatography. A, 918(2), 335-339 (2001-06-16)
A novel method for the determination of iodide by size exclusion chromatography was established. The method was simple and highly sensitive with good precision. Iodide was converted to iodine, then sequestered with starch, and separated from the matrix using a

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