TY  - JOUR 
T1  - p-nitrobenzoic acid promoted synthesis of 1,5-benzodiazepine derivatives
JO  - Journal of the Brazilian Chemical Society
A1  - Varala, Ravi
A1  - Enugala, Ramu
A1  - Adapa, Srinivas R.
SN  - 0103-5053
UL  - 10.1590/S0103-50532007000200008
VL  - 18 
Y1  - 2007
PB  - Brasil 
ER  -