4-Ethanesulfonyl-Piperazine-1-Carboxylic Acid Ethyl Ester置于氢溴酸,溶剂黄146体系中,化学反应生成 1-乙基磺酰哌嗪 参考文献:Notes-Preparation Of Mono-N-Alkyl And-N-Acyl Piperazines By Non Hydrolytic Cleavage Of 1-Carbethoxypiperazines 标题:Notes-Preparation Of Mono-N-Alkyl And-N-Acyl Piperazines By Non Hydrolytic Cleavage Of 1-Carbethoxypiperazines 摘要: DOI:10.1021/jo01357A621
专利号:US-11339145-B2 优先权日:2018-05-04 标题 :Synthesis of cerdulatinib 发明人:PANDEY ANJALI; SRAN ARVINDER; CHEN YING; POGGIALI DANIELE; FUMAGALLI TIZIANO 权利人:ALEXION PHARMA INC 摘要:The present disclosure provides processes for the preparation of cerdulatinib, which is of formula I:or a salt thereof. The disclosure also provides intermediates and processes for the preparation of the intermediates useful in the preparation of cerdulatinib or a salt thereof.
专利号:US-2019337930-A1 优先权日:2018-05-04 标 题 :Synthesis of cerdulatinib
专利号:US-10851087-B2 优先权日:2018-05-04 标题 :Synthesis of cerdulatinib
专利号:US-2021147392-A1 优先权日:2018-05-04 标 题:Synthesis of cerdulatinib