| 摘要 |
<p>Diaminophosphono-delta-2-imidazolines. 1,2-dehydroimidazolines of formula (I):- where R1, R2, R3 and R4 are H or an aliphatic cycloaliphatic, araliphatic, or aromatic residue, or R1R2N is a heterocyclic group, one of use as textile additive and flame proofers and for plant protection. (I) may be prepd. by reductive condensation of a chloromethyl phosphonic acid diamide and an ethylenediamine, with sulphur.</p> |
