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经验公式(希尔记法):
K2S2O7
化学文摘社编号:
分子量:
254.32
NACRES:
NA.22
PubChem Substance ID:
UNSPSC Code:
12352302
EC Number:
232-216-8
MDL number:
Assay:
99%
Grade:
reagent grade
Form:
powder
Solubility:
water: soluble
产品名称
焦硫酸钾, ReagentPlus®, 99%
InChI key
KAQHZJVQFBJKCK-UHFFFAOYSA-L
InChI
1S/2K.H2O7S2/c;;1-8(2,3)7-9(4,5)6/h;;(H,1,2,3)(H,4,5,6)/q2*+1;/p-2
SMILES string
[K+].[K+].[O-]S(=O)(=O)OS([O-])(=O)=O
Quality Level
grade
reagent grade
product line
ReagentPlus®
assay
99%
form
powder
solubility
water: soluble
density
2.28 g/mL at 25 °C (lit.)
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Application
焦硫酸钾(K2S2O7)可用于:
- 作为盐催化剂,通过机械催化将半纤维素转化为还原糖(如木糖和半乳糖)
- 通过钯催化芳族酮与氧代羧酸的脱羧酰化反应,制备二酰基苯。
- 作为氧化剂,以Ag2O为催化剂,由芳基叠氮化物和炔丙醇制备单取代三唑。
Legal Information
ReagentPlus is a registered trademark of Merck KGaA, Darmstadt, Germany
signalword
Danger
hcodes
Hazard Classifications
Acute Tox. 3 Inhalation - Eye Dam. 1 - Skin Corr. 1A
存储类别
6.1B - Non-combustible acute toxic Cat. 1 and 2 / very toxic hazardous materials
wgk
WGK 3
ppe
Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges
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Titrimetric determination of glutaraldehyde concentrations.
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