342793
氧化镁
≥99% trace metals basis, -325 mesh
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关于此项目
线性分子式:
MgO
化学文摘社编号:
分子量:
40.30
NACRES:
NA.21
PubChem Substance ID:
UNSPSC Code:
12352303
EC Number:
215-171-9
MDL number:
Assay:
≥99% trace metals basis
Form:
powder
InChI key
CPLXHLVBOLITMK-UHFFFAOYSA-N
InChI
1S/Mg.O
SMILES string
O=[Mg]
assay
≥99% trace metals basis
form
powder
reaction suitability
reagent type: catalyst
core: magnesium
loss
10% loss on ignition, 1000°C (absorbed H2O and CO2)
particle size
-325 mesh
mp
2852 °C (lit.)
Quality Level
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General description
氧化镁是一种温和的碱性试剂，用于酰化、烷基化、氧化、还原、杂环的形成、叔胺的开环、芳族缩醛的硝化、氢卤化、脱卤化氢、有机汞的羰基化，并作为离去基团形成烯烃。
Application
氧化镁可作为催化剂用于：
- 正-辛烷脱氢合成辛烯。
- 芳香醛和氰乙酸乙酯的无溶剂Knoevenagel缩合反应合成亲电烯烃。
Analysis Note
纯度基于金属杂质含量。
存储类别
11 - Combustible Solids
wgk
WGK 1
flash_point_f
Not applicable
flash_point_c
Not applicable
Effect of different catalyst supports on the (n, m) selective growth of single-walled carbon nanotube from Co-Mo catalyst.
Wang B, et al.
J. Mater. Sci., 44(12), 3285-3295 (2009)
Magnesium oxide-catalysed reaction of carbon dioxide with an epoxide with retention of stereochemistry.
Yano T, et al.
Chemical Communications (Cambridge, England), 12, 1129-1130 (1997)
Synthesis of ethylene and ethane by partial oxidation of methane over lithium-doped magnesium oxide.
Ito T and Lunsford JH.
Nature, 721-722 (1985)
Eagleson M.
Concise Encyclopedia Chemistry, 495-495 (1994)
Jian-Bin Shi et al.
Carbohydrate research, 359, 65-69 (2012-08-29)
This work describes the structural changes of bagasse hemicelluloses during the cooking process involving active oxygen (O(2) and H(2)O(2)) and solid alkali (MgO). The hemicelluloses obtained from the bagasse raw material, pulp, and yellow liquor were analyzed by high-performance anion-exchange
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