Fuente: Green Chemistry Green Chem., 2026, Advance ArticleDOI: 10.1039/D6GC00757K, PaperBo Zhang, Zecheng Gong, Tao Shen, Ming Li, Feng Long, Lu Chen, Li Shuai, Lei Ji, Xiaolei Zhang, Hanjie Ying, Chenjie ZhuThe lignin-derived m,m′-, o,m′- and o,o′-dianilines were synthesized through a regioselective condensation–Smiles rearrangement sequence and applied as sustainable chain extenders in the manufacture of polyurethane-urea elastomers (PUEs).To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry