3-[(1Z,5Z,9Z,14Z)-7,8,12,13-Tetraethyl-2,3-dihydroxy-18-(2-methoxycarbonyl-ethyl)-3,17-dimethyl-2,3,22,24-tetrahydro-porphin-2-yl]-propionic acid methyl ester                                                                                                                                                              在
                                                                                                                                                                                 
盐酸                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
1,4-二氧六环                                                                                  为溶剂,
                                                                                                                                                                                        以5%的产率得到(E)-3-[(1Z,5Z,9Z,14Z)-7,8,12,13-Tetraethyl-18-(2-methoxycarbonyl-ethyl)-3,17-dimethyl-22,24-dihydro-porphin-2-yl]-acrylic acid methyl ester