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Simple synthesis of pyrroles under solvent-free conditions
被引:8
|作者:
De, Surya K.
[1
]
机构:
[1] Burnham Inst Med Res, La Jolla, CA 92037 USA
关键词:
Paal-Knorr reaction;
praseodymium tiflate;
pyrroles;
solvent-free conditions;
D O I:
10.1080/00397910701833791
中图分类号:
O62 [有机化学];
学科分类号:
070303 ;
081704 ;
摘要:
Paal-Knorr condensation of 2,5-hexadione with primary amines in the presence of a catalytic amount of praseodymium(III) trifluoromethanesulfonate under solvent-free conditions has been accomplished with an excellent yield. This method is a very easy, rapid, and high-yielding reaction for the synthesis of N-substituted pyrrole derivatives.
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页码:2768 / 2774
页数:7
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