METHOD AND PROCESS FOR PREPARATION AND PRODUCTION OF DEUTERATED OMEGA-DIPHENYLUREA
申请人:Feng Weidong
公开号:US20130035492A1
公开(公告)日:2013-02-07
Methods and processes for preparation and production of deuterated ω-diphenylurea are disclosed. Especially, a kind of deuterated ω-diphenylurea compounds which can inhibit phosphokinase and the preparation method of N-(4-chloro-3-(trifluoromethyl)phenye-N′-(4-(2-(N-d3-methylcarbamoyl)-4-pridinyloxy)phenyl)urea are disclosed. The said deuterated diphenylurea compounds can be used for treating or preventing tumors and relative diseases.
Trideuteromethylation Enabled by a Sulfoxonium Metathesis Reaction
作者:Zuyuan Shen、Shilei Zhang、Huihui Geng、Jiarui Wang、Xinyu Zhang、Anqi Zhou、Cheng Yao、Xiaobei Chen、Wei Wang
DOI:10.1021/acs.orglett.8b03641
日期:2019.1.18
A conceptually novel sulfoxonium metathesisreaction between TMSOI and cost-effective DMSO-d6 is developed for the efficient generation of a new trideuteromethylation reagent TDMSOI. The new reagent TDMSOI is produced highly efficiently by simply heating a mixture of TMSOI and DMSO-d6 and directly used for subsequent trideuteromethylation in a “one-pot” operation. The preparative power of the new versatile
TMSOI 和经济高效的 DMSO- d 6之间的概念上新颖的硫鎓复分解反应被开发出来,用于有效生成新型三氘代甲基化试剂 TDMSOI。新试剂TDMSOI只需加热TMSOI和DMSO- d 6的混合物即可高效生产,并直接用于后续的“一锅”操作中的三氘代甲基化。新的多功能试剂和“一锅”方案的制备能力通过其以高产率和有用的方式将-CD 3部分安装到广泛的功能中而得到证明,包括苯酚、苯硫酚、酸性胺和烯醇化亚甲基单元。氘化水平 (>87% D)。
PREPARATION METHOD OF FLUORO-SUBSTITUTED DEUTERATED DIPHENYLUREA
申请人:Feng Weidong
公开号:US20130060043A1
公开(公告)日:2013-03-07
A fluoro-substituted deuterated diphenylurea compound, especially 4-(4-(3-(4-chloro-3-(trifluoromethyl)phenyl)ureido)-3-fluorophenoxy)-2-(N-(methyl-d3))picolinamide, preparing method and use for treating or preventing tumor and relative diseases thereof.
Disclosed are an intermediate compound of N-(1,1,1-trideuterated methyl)phthalimide, and its use in the preparation of deuterated diphenylurea derivative.