On-surface synthesis of organocopper metallacycles through activation of inner diacetylene moieties

Cirera, Borja; Riss, Alexander; Mutombo, Pingo; Urgel, José I.; Santos, José; Di Giovannantonio, Marco; Widmer, Roland; Stolz, Samuel; Sun, Qiang; Bommert, Max; Fasel, Roman; Jelínek, Pavel; Auwärter, Willi; Martín, Nazario; Écija, David (2021). On-surface synthesis of organocopper metallacycles through activation of inner diacetylene moieties. Chemical Science, 12(38), pp. 12806-12811. The Royal Society of Chemistry 10.1039/D1SC03703J

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The design of organometallic complexes is at the heart of modern organic chemistry and catalysis. Recently, on-surface synthesis has emerged as a disruptive paradigm to design previously precluded compounds and nanomaterials. Despite these advances, the field of organometallic chemistry on surfaces is still at its infancy. Here, we introduce a protocol to activate the inner diacetylene moieties from a molecular precursor by copper surface adatoms affording the formation of unprecedented organocopper metallacycles on Cu(111). The chemical structure of the resulting complexes is characterized by scanning probe microscopy and x-ray photoelectron spectroscopy, being complemented by density functional calculations and scanning probe microscopy simulations. Our results pave avenues to the engineering of organometallic compounds and steer the development of polyyne chemistry on surfaces.

Item Type:

Journal Article (Original Article)

Division/Institute:

08 Faculty of Science > Department of Chemistry, Biochemistry and Pharmaceutical Sciences (DCBP)

UniBE Contributor:

Fasel, Roman

Subjects:

500 Science > 530 Physics
500 Science > 540 Chemistry

ISSN:

2041-6520

Publisher:

The Royal Society of Chemistry

Language:

English

Submitter:

Roman Fasel

Date Deposited:

17 Feb 2022 15:33

Last Modified:

05 Dec 2022 16:05

Publisher DOI:

10.1039/D1SC03703J

PubMed ID:

34703567

BORIS DOI:

10.48350/164877

URI:

https://boris.unibe.ch/id/eprint/164877

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