A supramolecular polymer system is presented in which relatively short trimethylene carbonate (TMC) prepolymers are linked via reversible quadruple hydrogen bonding ureidopyrimidinone (UPy) moieties.

Paris: The French Parliament on Tuesday approved a controversial farm bill that clears the way to reauthorizing a ...

La loi Duplomb qui prévoit la réintroduction d'un néonicotinoïde interdit en France, l'acétamipride, a été définitivement ...