List of Articles organoclay Open Access Article Abstract Page Full-Text 1 - preparation of 3, 4-dihydropyrimidin-2(1H)-ones using quaternary ammonium- treated clay in water Soheil Sayyahi Sedigheh Jahanbakhshi Zahra Dehghani Open Access Article Abstract Page Full-Text 2 - A green and efficient method for the preparation of 3, 4-dihydropyrimidin-2(1H)-ones using quaternary ammonium- treated clay in water Soheil Sayyahi Sedigheh Jahanbakhshi Zahra Dehghani Open Access Article Abstract Page Full-Text 3 - A green and efficient method for the preparation of 3, 4-dihydropyrimidin-2(1H)-ones using quaternary ammonium- treated clay in water Soheil Sayyahi Sedigheh Jahanbakhshi Zahra Dehghani