在
四丁基氟化铵 作用下,
以
四氢呋喃 为溶剂,
反应 8.0h,
以80%的产率得到mycolactone B
参考文献:
名称:
Mycolactones A 和 B 的全合成。
摘要:
报告了支链内酯 A 和 B 的第一代和第二代全合成。第一代全合成明确证实了我们之前对分支杆菌内酯 A 和 B 的相对和绝对立体化学的分配。通过第一代全合成积累的分支杆菌化学性质的知识使我们能够对原始合成进行几项重大改进,包括:(1)优化保护基的选择,(2)消除保护基的不必要调整,(3)提高整体立体选择性和合成效率。第二代全合成由 21 个最长的线性步骤组成,总产率为 8.8%。
[EN] DERIVATIVES OF AMANITA TOXINS AND THEIR CONJUGATION TO A CELL BINDING MOLECULE<br/>[FR] DÉRIVÉS DE TOXINES D'AMANITES ET LEUR CONJUGAISON À UNE MOLÉCULE DE LIAISON CELLULAIRE
申请人:HANGZHOU DAC BIOTECH CO LTD
公开号:WO2017046658A1
公开(公告)日:2017-03-23
Derivatives of Amernita toxins of Formula (I), wherein, formula (a) R 1, R 2, R 3, R 4, R 5, R 6, R 7, R 8, R 9, R 10, X, L, m, n and Q are defined herein. The preparation of the derivatives. The therapeutic use of the derivatives in the targeted treatment of cancers, autoimmune disorders, and infectious diseases.
[EN] A CONJUGATE OF A CYTOTOXIC AGENT TO A CELL BINDING MOLECULE WITH BRANCHED LINKERS<br/>[FR] CONJUGUÉ D'UN AGENT CYTOTOXIQUE À UNE MOLÉCULE DE LIAISON CELLULAIRE AVEC DES LIEURS RAMIFIÉS
申请人:HANGZHOU DAC BIOTECH CO LTD
公开号:WO2020257998A1
公开(公告)日:2020-12-30
Provided is a conjugation of cytotoxic drug to a cell-binding molecule with a side-chain linker. It provides side-chain linkage methods of making a conjugate of a cytotoxic molecule to a cell-binding ligand, as well as methods of using the conjugate in targeted treatment of cancer, infection and immunological disorders.
[EN] CROSS-LINKED PYRROLOBENZODIAZEPINE DIMER (PBD) DERIVATIVE AND ITS CONJUGATES<br/>[FR] DÉRIVÉ DE DIMÈRE DE PYRROLOBENZODIAZÉPINE RÉTICULÉ (PBD) ET SES CONJUGUÉS
申请人:HANGZHOU DAC BIOTECH CO LTD
公开号:WO2020006722A1
公开(公告)日:2020-01-09
A novel cross-linked cytotoxic agents, pyrrolobenzo-diazepine dimer (PBD) derivatives, and their conjugates to a cell-binding molecule, a method for preparation of the conjugates and the therapeutic use of the conjugates.
[EN] CDP PROTEIN SECRETION INHIBITORS<br/>[FR] INHIBITEURS DE SÉCRÉTION DE PROTÉINE CDP
申请人:KEZAR LIFE SCIENCES
公开号:WO2019191527A1
公开(公告)日:2019-10-03
rovided herein are compounds that inhibit protein secretion, e.g., via inhibition of Sec61. Also provided are compositions of the inhibitor compounds, and methods of using these inhibitors. The compounds disclosed herein can be used, e.g., for the treatment of cancer, arthritis, and/or inflammation.
[EN] HYDROPHILIC LINKERS AND THEIR USES FOR CONJUGATION OF DRUGS TO CELL BINDING MOLECULES<br/>[FR] LIEURS HYDROPHILES ET LEURS UTILISATIONS POUR LA CONJUGAISON DE MÉDICAMENTS À DES MOLÉCULES SE LIANT AUX CELLULES
申请人:HANGZHOU DAC BIOTECH CO LTD
公开号:WO2014080251A1
公开(公告)日:2014-05-30
Cell binding agent-drug conjugates comprising hydrophilic linkers, and methods of using such linkers and conjugates are provided.