Abstract
Reaction of 3-(2-bromoacetyl)coumarins with thiosemicarbazide and acetylacetone gave 3-[2-(3,5-dimethyl-1H-pyrazol-1-yl)-4-thiazolyl]-coumarins in good yields.
References
1.
Ramamurthy V.
, and
Venkatesan K.
, Chem Rev , 1987 , 87 , 433 .
2.
Singh N.B.
,
Singh R. J.
, and
Singh N. P.
, Tetrahedron , 1994 , 50 , 6441 .
3.
Desiraju G.R.
, and
Goud B. S.
, Reactivity of Solids: Past, Present and Future ,
Boldrev V.V.
, ed., Blackwell Science , London , 1994 , p. 223 .
4.
Hantzsch A.
, and
Weber H. J.
, Berichte , 1887 , 20 , 3118 .
5.
5a
Hantzsch A.
, Justus Liebigs Ann. Chem. , 1888 , 249 , 1 .
6.
5b
Dodson R.M.
, and
King L. C.
, J. Am. Chem. Soc. , 1945 , 67 , 2242 .
7.
King L.C.
, and
Hlavacek R. J.
, J. Am. Chem. Soc. , 1950 , 72 , 3722 .
8.
Rajeswar Rao V.
,
Mohan Rao G.
,
Kumar V. R.
, and
Vardhan V. A.
, Phosphorus Sulfur Silicon , 1996 , 47 , 113 .
9.
Dahiya R.
, and
Pujari H. K.
, Ind. J. Chem. , 1986 , 25B , 966 .
10.
Vardhan V.A.
, and
Rajeswar Rao V.
, Ind. J. Chem. , 1997 , 36B , 1085 .
11.
Koelsch C.F.
, J. Am. Chem. Soc. , 1950 , 72 , 2993 .
12.
Rajeswar Rao V.
, and
Padmanabha Rao T. V.
, Ind. J. Chem. , 1986 , 25B , 413 .
13.
Yelamaggad C.V.
,
Hiremath U. S.
, and
Badami B. V.
, Indian J. Chem. , 1993 , 32B , 848 .