supported by the National Natural Science Foundation of China(21472094,21772096,21577071);Natural Science Foundation of Tianjin(14JCZDJC40300,17JCYBJC20300)
Koser's reagent is found to be effective in the oxidative double dehydrogenation of various carbocyclic β-dicarbonyl compounds,which constitutes the first example on dehydrogenation reactivity of hypervalent iodine(...
National Basic Research Program of China (No. 2012CB821600), National Natural Science Foundation of China (Nos. 21372247, 21572258, 21421002) and SIOC.
An improved method for the preparation of pentafluoroethylating reagent pentafluoroethyl-substituted benzio- doxole (BIX-C2Fs) was described. Under mild conditions, BIX-C2F5 was able to react with β-ketoesters or a...
The authors are grateful for financial supports from the National Natural Science Foundation of China (NSFC Grant Nos. 21475145 and 21472228) and Youth Innovation Promotion Association CAS (201317 !).
Degradation of the highly reactive hypervalent trifluoromethylation iodine reagent PhI(OAc)(CF3), which can only be generated in situ with mixing PhI(OAc)2 and TMSCF3 in the presence of CsF, was studied by ESI-M...
Fundings of the Scientific Research Foundation for the Returned Overseas Chinese Scholars, State Education Ministry,China-France Le Programme Xu Guangqi (No.27967RE);Chongqing University(No.CDJRC10220004 and No. CDJZR11220005);Natural Science Foundation Project of CQ CSTC (No.2010BB5064) for financial support
An effective approach for the direct benzylhalogenation with in situ generation of hypervalent halides has been developed. A variety of benzyl halides are produced in moderate to excellent yields (up to 99%) with hi...
A fast and convenient base-free Heck reaction of acrylic acid with hypervalent iodonium salts was achieved under microwave irradiation in water, providing a simple method for the synthesis of trans-cinnanfic acids in ...
Financial support from the Natural Science Foundation of Zhejiang Province(Project Y404016);the Education Foundation of Zhejiang Province(Project 20040569)is greatly appreciated.
The palladium chloride-catalyzed Suzuki coupling reaction of sodium tetraphenylborate with hypervalent iodonium salts was achieved under microwave irradiation in water without base in excellent yield. A convenient and...