Facile reduction of benzopyrones with nickel boride:: a new method for synthesis of 2H-1-benzopyran-4-ols

被引:17
作者
Khurana, JM [1 ]
Chauhan, S [1 ]
机构
[1] Univ Delhi, Dept Chem, Delhi 110007, India
关键词
benzopyrones; nickel boride; 2H-1-benzopyran-4-ols;
D O I
10.3184/030823402103171852
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
Reduction of various benzopyrones to the corresponding 2H-1-benzopyran-4-ols by nickel boride in methanol at ambient temperature is reported.
引用
收藏
页码:201 / 202
页数:2
相关论文
共 17 条
[1]   NUCLEAR MAGNETIC RESONANCE SPECTRA AND STEREOCHEMISTRY OF 4-SUBSTITUTED FLAVANS [J].
BOLGER, BJ ;
HIRWE, A ;
MARATHE, KG ;
PHILBIN, EM ;
VICKARS, MA ;
LILLYA, CP .
TETRAHEDRON, 1966, 22 (02) :621-&
[2]  
CLARKLEWIS JW, 1968, AUST J CHEM, V21, P2059
[3]  
HANAYA K, 1969, CHEM ABSTR, V70, P56922
[4]  
HANAYA K, 1973, CHEM ABSTR, V79, P4827
[5]  
KAMAT MS, 1970, INDIAN J CHEM, V8, P119
[6]   Deoxygenation of sulfoxides and selenoxides with nickel boride [J].
Khurana, JM ;
Ray, A ;
Singh, S .
TETRAHEDRON LETTERS, 1998, 39 (22) :3829-3832
[7]   Rapid reduction of carbonyls with nickel boride at ambient temperature [J].
Khurana, JM ;
Chauhan, S .
SYNTHETIC COMMUNICATIONS, 2001, 31 (22) :3485-3489
[8]   Synthetically useful reactions with nickel boride. [J].
Khurana, JM ;
Gogia, A .
ORGANIC PREPARATIONS AND PROCEDURES INTERNATIONAL, 1997, 29 (01) :1-&
[9]  
KHURANA JM, IN PRESS SYNTH COMMU
[10]  
LILLYA CP, 1963, CHEM IND-LONDON, P84