Search Results - "Xu, Sheyang"

Synthesis and characterization of a bisbenzotriazole derivative and its application in PVC as an ultraviolet absorber by Xu, Sheyang, Cao, Derong, Chen, Mingcai

“…Abstract A novel ultraviolet (UV) absorber, 5,5′‐disulfide‐bis[2‐(2‐hydroxy‐3,5‐di‐ tert ‐butylphenyl)‐2Hbenzotriazole] (DSBHTBB) was synthesized. Its…”
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Acid-Catalyzed Cyclization of Anthracenol Derivatives to Homotriptycenes by Gao, Chunmei, Cao, Derong, Xu, Sheyang, Meier, Herbert

“…10-Benzyl-9,10-dihydroanthracen-9-ols, having high electron densities in the benzene ring, exhibit in the presence of acid a transannular ring closure to the…”
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Protonation and rearrangement of the tricyclo[4.2.2.2 2,5]dodeca-3,7,9,11-tetraene scaffold by Cao, Derong, Xu, Sheyang, Gao, Chunmei, Meier, Herbert

“…The biplanemers 2a, b contain enol ether substructures, which permit facile protonations of the π electron system. The subsequent ether cleavage is…”
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