Chem. Commun., 2025, Accepted Manuscript DOI: 10.1039/D5CC04344A, Communication Wen-Jiang Tian, Ding-Yi Hu, Zi-Luo Fang, Xiao-Feng Zhong, Ming Xue, Hao-Long Zhou, Dong-Dong Zhou, Xiao-Ming Chen Separation of ethanol-water azeotrope is extremely challenging. Here, we design and synthesize a new sulfate-pillared metal triazolate framework, which shows sieving-like separation of water/ethanol. Dynamic breakthrough verified the ultrahigh selectivity...