425702
三氟甲烷磺酸镨(III)
98%
别名:
三氟甲磺酸镨(III)
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关于此项目
线性分子式:
(CF3SO3)3Pr
化学文摘社编号:
分子量:
588.12
NACRES:
NA.22
PubChem Substance ID:
UNSPSC Code:
12352300
MDL number:
InChI
1S/3CHF3O3S.Pr/c3*2-1(3,4)8(5,6)7;/h3*(H,5,6,7);/q;;;+3/p-3
SMILES string
[Pr+3].[O-]S(=O)(=O)C(F)(F)F.[O-]S(=O)(=O)C(F)(F)F.[O-]S(=O)(=O)C(F)(F)F
InChI key
ROUBZIWQWFQCHU-UHFFFAOYSA-K
assay
98%
reaction suitability
core: praseodymium, reagent type: catalyst
reaction type: Ring-Opening Polymerization
General description
Praseodymium (III) trifluoromethanesulfonate (Praseodymium(III) triflate) is a water-tolerant Lewis acid. It is an efficient catalyst employed for the synthesis of α-aminonitrile, via condensation of aldehydes, amines and trimethylsilyl cyanide.
Application
一种耐水路易斯酸，用于硅烯醇醚与醛的羟醛反应。
Catalyst for:
- Asymmetric α-amination reactions
- Polymerization reactions
- Regioselective reductive ring opening reactions
- Intermolecular hydroamination reactions
- Paal-Knorr condensation
- Friedel-Crafts alkenylation
- Friedel-Crafts acylation
- Biginelli reactions
signalword
Warning
hcodes
Hazard Classifications
Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3
target_organs
Respiratory system
存储类别
11 - Combustible Solids
wgk
WGK 3
flash_point_f
Not applicable
flash_point_c
Not applicable
ppe
dust mask type N95 (US), Eyeshields, Gloves
Yu L, Chen D, Wang PG
Tetrahedron Letters, 37, 2169-2169 (1996)
Praseodymium Trifluoromethylsulfonate as an Efficient and Recyclable Catalyst for the Synthesis of a-Aminonitriles.
De SK and Gibbs RA.
Synthetic Communications, 35(7), 961-966 (2005)
The Journal of Organic Chemistry, 59, 3590-3590 (1994)
商品
傅-克酰基化反应是一种芳烃与酰氯或酸酐使用强路易斯酸催化剂的反应。该反应通过亲电芳族取代进行，形成单酰化产物。
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