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초록
A direct B(4)-H monoacyloxylation via a Pd-catalyzed regioselective B(4)-H activation of o-carborane acids with phenyliodonium dicarboxylates was developed, and a series of B(4)-H monoacyloxylated o-carboranes decorated with active groups were synthesized with moderate to good yields as well as excellent selectivity. In addition, a direct B(4,5)-H diacetoxylation from o-carborane acids with phenyliodonium diacetate was demonstrated.
키워드
BORON HYDRIDES; H ACTIVATION; B-N; CAGE; FUNCTIONALIZATION; BONDS; DERIVATIVES; COMPLEXES; CHEMISTRY; MECHANISM
- 제목
- Direct and Regioselective Palladium(II)-Catalyzed B(4)-H Monoacyloxylation and B(4,5)-H Diacetoxylation of o-Carborane Acids with Phenyliodonium Dicarboxylates
- 저자
- Ham, Hyeongcheol; Shin, Seohyun; Ko, Gi Hoon; Han, Sang Hoon; Han, Gi Uk; Maeng, Chanyoung; Kim, Tae Hyeon; Noh, Hee Chan; Lee, Kyungsup; Kim, Hanjoong; Yang, Heejin; Lee, Phil Ho
- 발행일
- 2021-11-05
- 유형
- Article
- 권
- 86
- 호
- 21
- 페이지
- 15153 ~ 15163