WebFeb 16, 2024 · The successful on-surface synthesis of pristine peri-heptacene (7-PA) reveals, after thermal activation of a 4,5,9,10-tetrakis(3-methylnaphthalen-2-yl)pyrene precursor on a Au(111) via surface-assisted oxidative ring-closure and … WebApr 22, 2003 · In this simple procedure, the substitution of the free para positions of the propeller-shaped HPB with tert -butyl groups and the oxidative cyclodehydrogenation to …
A Peri-tetracene Diradicaloid: Synthesis and Properties
WebAug 11, 2008 · In summary, we have developed a versatile synthesis of soluble hexa-peri-hexabenzocoronenes from an easily synthesized hexakis(4-acetylphenyl)benzene as a common precursor. Various HBC’s undergo reversible electro-chemical oxidations and form stable monomeric cation radicals in solution. The emission spectra of the hexa … WebIn this work, we have developed a new synthesis route for TBP derivatives of a peri-tetracene analogue, which is much simpler and shorter than the previously reported … pwpaints
π‐Extended peri‐Acenes: Recent Progress in Synthesis …
WebSep 1, 2024 · The design and synthesis of new and unique polycyclic aromatic hydrocarbons (PAHs) [1] have received much attention owing to unique electronic and optical properties and their potential applications in the emerging areas of molecular electronics and nanotechnology.Among various PAHs, graphitic hexa-peri-hexabenzocoronenes (HBCs) … WebJul 26, 2024 · Peri-acenes are good model compounds for zigzag graphene nanoribbons, but their synthesis is extremely challenging owing to their intrinsic open-shell diradical character. Now, the successful synthesis and isolation of a stable peri-tetracene derivative PT-2ClPh is reported; four 2,6-dichlorophenyl … WebMar 21, 2024 · This synthesis strategy facilitates the efficient and convenient construction of BN‐doped, extended π‐conjugated systems, which can be used for versatile … pwp jobs london nhs