Hello my names is Ethan Knell with Knell Family Over Tha Counter Non-Prescription Cures and Treatment and we're looking to purchase some diphenpipenol cas no: 83374-54-3 for lab studies, chemistry experiments, and research purposes, if it's available please send me the prices for 51 grams, 76 grams, and 101 grams of diphenpipenol cas no: 83374-54-3 my work email is ***** thank you have a nice day!