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SALICYLIC ACID AS AN EFFICIENT CATALYST FOR THE DIASTEREOSELECTIVE SYNTHESIS OF DISPIROHYDROQUINOLINES VIA A ONE-POT DOMINO EIGHT-COMPONENT REACTION
被引:7
|作者:
Salahi, Sajjad
[1
]
Hazeri, Nourallah
[1
]
Maghsoodlou, Malek Taher
[1
]
Lashkari, Mojtaba
[2
]
Torbati, Niloufar Akbarzadeh
[1
]
Garcia-Granda, Santiago
[3
]
Torre-Fernandez, Laura
[3
]
机构:
[1] Univ Sistan & Baluchestan, Fac Sci, Dept Chem, POB 98135-674, Zahedan, Iran
[2] Velayat Univ, Fac Sci, Iranshahr, Iran
[3] Univ Oviedo, Dept Phys & Analyt Chem, CINN, Oviedo, Spain
来源:
JOURNAL OF THE CHILEAN CHEMICAL SOCIETY
|
2018年
/
63卷
/
04期
关键词:
Aromatic aldehydes;
Aromatic amines;
Meidrum's acid;
Dispiro compounds;
MULTICOMPONENT REACTIONS;
ACETYLENIC ESTERS;
ALKYL ISOCYANIDES;
TETRAHYDROQUINOLINES;
CONSTRUCTION;
DERIVATIVES;
SEQUENCE;
D O I:
10.4067/S0717-97072018000404159
中图分类号:
O6 [化学];
学科分类号:
0703 ;
摘要:
Salicylic acid was used as an efficient catalyst for the diastereoselective synthesis of dispirohydroquinoline-bis (Meldrim's acid) derivatives via a one-pot domino eight-component reaction of arylamines, aromatic aldehydes and Meldrum's acid in CH3CN at room temperature. The remarkable advantages offered by this method are inexpensive catalyst, good yields, simple and easy work-up procedure. The characterization of products was done by IR, mass, H-1 NMR, C-13 NMR spectroscopy, and elemental analyses. The stereoselectivity of compounds was confirmed with crystallography and NMR spectroscopy.
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页码:4159 / 4164
页数:6
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