The present invention relates to the manufacture of the compounds of formula (I)
said compounds of formula (I), or their lithium salts, are valuable intermediates in the manufacture of Dolastatin 10 analogues, which are useful in the treatment of cancer.
本发明涉及制造式(I)化合物,该式(I)化合物或其
锂盐在制造Dolastatin 10类似物中是有价值的中间体,这些类似物在癌症治疗中非常有用。