TY - JOUR AB - Reaction of [([eta]5-C5Me5)(CO)2Fe–P[doublebond]P–MeS*] 1 (Mes*= 2,4,6-But3C6H2) with 1,2,4-triazoline-3,5-diones [N[doublebond]N - C(O)N(R)C(O)] 2 (a: R = Ph; b: R = 4-EtOC6H4) in benzene at ambient temperature affords the first 1,2-diaza-3,4-diphosphetidines as part of the bicyclic compounds 4, whereas in diethyl ether solution the twelve-membered macrocycle 5 is obtained. DA - 1991 DO - 10.1039/C39910001778 LA - eng IS - 24 M2 - 1778 PY - 1991 SN - 0022-4936 SP - 1778-1779 T2 - Journal of the Chemical Society, Chemical Communications TI - Reaction of 1-{(Pentamethylcyclopentadienyl)(dicarbonyl)ferrio}-2-(2,4,6-tri-tert-butyl-phenyl)diphosphene with 1,2,4-Triazoline-3,5-diones: Formations and Structures of the First 1,2-Diaza-3,4-diphosphetidines and E,E-1,7-Dioxa-4,5,10,11-tetraaza-3,4,8,9-tetraphospha-cyclododeca-5,11-diene UR - https://nbn-resolving.org/urn:nbn:de:0070-pub-17748338 Y2 - 2024-11-22T05:42:40 ER -