When allyl chloride or allyl bromide was used in the place of allyl iodide, the yield of 31 appreciably decreased: method A, trace for allyl chloride and 15% for allyl bromide; method B, 12% for allyl chloride and 46% for allyl bromide. fMp 94-94.5 OC. gGonzalez, FB; Bartlett, PA Org. Synth. 1985, 64, 175.* Mp 162-163 OC.'The number preceding the semicolon is the number that goes with method A; the number following the semicolon is the number that ...