Keywords: Amide-(primary)-skeletal.png Skeletal formula of a general primary amide group RCONH<sub>2</sub> Author date of creation self made by Ben Mills at 19 59 14 March 2006 UTC Source user-created image Comments high-resolution black and white PNG; ChemDraw / Photoshop Unsubstituted primary amides 2006-03-14 own assumed Benjah-bmm27 |