Fig. 3
From: Co-aminobenzamid@Al-SBA-15: a favorable catalyst in synthesis of 2,3-dihydroquinazolin-4(1H)-ones

FE-SEM images of a Al-SBA-15, b Co-aminobenzamid@Al-SBA-15 and TEM image of c Co-aminobenzamid@Al-SBA-15
From: Co-aminobenzamid@Al-SBA-15: a favorable catalyst in synthesis of 2,3-dihydroquinazolin-4(1H)-ones
FE-SEM images of a Al-SBA-15, b Co-aminobenzamid@Al-SBA-15 and TEM image of c Co-aminobenzamid@Al-SBA-15