2,4-Heptadienoic acid, (2Z,4E)- 、 9H-fluoren-9-ylmethyl N-[3-[(3S,6R,9S,15S,18R,21S,24R,27S,30S,33R,36S,39R,42R,45R,48S,49S)-27-benzyl-49-carbamoyl-3-(3-chloro-4-hydroxyphenyl)-48-[[(2S)-2,4-diamino-4-oxobutanoyl]amino]-21-[4-[(2R,3S,4S,5S,6R)-4,5-dihydroxy-6-(hydroxymethyl)-3-[(2R,3S,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxyoxan-2-yl]oxyphenyl]-24-[3-(9H-fluoren-9-ylmethoxycarbonylamino)propyl]-18,30,39-tris[(1R)-1-hydroxyethyl]-15,33,36,45-tetrakis(4-hydroxyphenyl)-6-methyl-9-(2-methylpropyl)-2,5,8,11,14,17,20,23,26,29,32,35,38,41,44,47-hexadecaoxo-1-oxa-4,7,10,13,16,19,22,25,28,31,34,37,40,43,46-pentadecazacyclononatetracont-42-yl]propyl]carbamate 在
三乙胺 作用下,
以
N,N-二甲基甲酰胺 为溶剂,
反应 5.0h,
生成 9H-fluoren-9-ylmethyl N-[3-[(3S,6R,9S,15S,18R,21S,24R,27S,30S,33R,36S,39R,42R,45R,48S,49S)-48-[[(2S)-4-amino-2-[[(2Z,4E)-hepta-2,4-dienoyl]amino]-4-oxobutanoyl]amino]-27-benzyl-49-carbamoyl-3-(3-chloro-4-hydroxyphenyl)-21-[4-[(2R,3S,4S,5S,6R)-4,5-dihydroxy-6-(hydroxymethyl)-3-[(2R,3S,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxyoxan-2-yl]oxyphenyl]-24-[3-(9H-fluoren-9-ylmethoxycarbonylamino)propyl]-18,30,39-tris[(1R)-1-hydroxyethyl]-15,33,36,45-tetrakis(4-hydroxyphenyl)-6-methyl-9-(2-methylpropyl)-2,5,8,11,14,17,20,23,26,29,32,35,38,41,44,47-hexadecaoxo-1-oxa-4,7,10,13,16,19,22,25,28,31,34,37,40,43,46-pentadecazacyclononatetracont-42-yl]propyl]carbamate