2,3,4,6,7,8-hexahydropyrrolo[1,2-a]pyrimidine;3-(4-methyl-5-sulfanyl-1,3-dithiol-2-ylidene)pentane-2,4-dione                                                                                                                                                              在
                                                                                                                                                                                 Iod                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
甲醇                                                                                  为溶剂,
                                                                                                                                                                                        以85%的产率得到3-{4-[2-(1-Acetyl-2-oxo-propylidene)-5-methyl-[1,3]dithiol-4-yldisulfanyl]-5-methyl-[1,3]dithiol-2-ylidene}-pentane-2,4-dione