(3R)-3-[[(3R)-3-[[(3R)-3-[[(3R)-3-[[(3R)-3-[[(3R)-3-acetamido-4-methylpentanoyl]amino]-4-prop-2-enoxybutanoyl]amino]-4-methylpentanoyl]amino]-4-methylpentanoyl]amino]-4-prop-2-enoxybutanoyl]amino]-5-methylhexanoic acid 在
三异丙基硅烷 、
水 、
三氟乙酸 作用下,
反应 1.5h,
生成
(3R)-3-[[2-[(3R,7R,11S,15R,19E)-15-[[(3R)-3-acetamido-4-methylpentanoyl]amino]-7-[(2S)-butan-2-yl]-11-methyl-5,9,13-trioxo-1,17-dioxa-4,8,12-triazacyclohenicos-19-en-3-yl]acetyl]amino]-5-methylhexanoic acid