877754-46-6Relevant articles and documents
Photochromic spirotetrahydroazafluorenes: Part IV. First trapping of novel type of c/s-fixed photochromes based on pyridazinopyrrolo[1,2-b]isoquinoline
Ahmed, Saleh Abdel-Mgeed
, p. 295 - 300 (2007/10/03)
Seven novel 2′,3′-diacetyl spirotertrahydroindolizines (THIs) 3a-g were synthesized in low yield via the nucleophilic addition of the substituted isoquinoline derivatives 2a-g to diacetyl spirocyclopropene 1 in dry ether at -20°C under nitrogen atmosphere