TY  - JOUR 
T1  - Tetramethylguanidine covalently bonded onto silica gel as catalyst for the addition of nitromethane to cyclopentenone
JO  - Journal of the Brazilian Chemical Society
A1  - De Oliveira, Edimar
A1  - Torres, Jocilene D.
A1  - Silva, Carlos C.
A1  - Luz, Afrânio A. M.
A1  - Bakuzis, Peter
A1  - Prado, Alexandre G. S.
SN  - 0103-5053
UL  - 10.1590/S0103-50532006000500026
VL  - 17 
Y1  - 2006
PB  - Brasil 
ER  -