221945
碘化钾
ACS reagent, ≥99.0%
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关于此项目
线性分子式:
KI
化学文摘社编号:
分子量:
166.00
NACRES:
NA.21
PubChem Substance ID:
UNSPSC Code:
12352302
EC Number:
231-659-4
MDL number:
Assay:
≥99.0%
Grade:
ACS reagent
Form:
crystals
Solubility:
water: complete (ca.1,430 g/l at 25 °C (77 °F))
产品名称
碘化钾, ACS reagent, ≥99.0%
InChI key
NLKNQRATVPKPDG-UHFFFAOYSA-M
InChI
1S/HI.K/h1H;/q;+1/p-1
SMILES string
[K+].[I-]
grade
ACS reagent
vapor pressure
1 mmHg ( 745 °C)
assay
≥99.0%
form
crystals
impurities
≤0.001% N compounds
≤0.005% insolubles
loss
≤0.2% loss on drying
pH
6.0-9.2 (25 °C, 5%)
mp
681 °C (lit.)
solubility
water: complete (ca.1,430 g/l at 25 °C (77 °F))
anion traces
chloride, bromide (as Cl)-: ≤0.01%
iodate (IO3-): ≤3 ppm
phosphate (PO43-): ≤0.001%
sulfate (SO42-): ≤0.005%
cation traces
Ba: ≤0.002%
Ca: ≤0.002%
Fe: ≤3 ppm
Mg: ≤0.001%
Na: ≤0.005%
heavy metals (as Pb): ≤5 ppm
Quality Level
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Application
碘化钾可用作以下过程的催化剂：以 叔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 叔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。
General description
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。
Other Notes
Legal Information
Redi-Dri is a trademark of Sigma-Aldrich Co. LLC
signalword
Danger
hcodes
Hazard Classifications
STOT RE 1 Oral
target_organs
Thyroid
存储类别
6.1D - Non-combustible acute toxic Cat.3 / toxic hazardous materials or hazardous materials causing chronic effects
wgk
WGK 3
flash_point_f
Not applicable
flash_point_c
Not applicable
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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