Vol. 121 No. 4 (2025): Anales de Química de la RSEQ

Editor's Letter

Nazario Martín León

270

Benzene: the molecule that opened the door to a universe of aromatic carbon

https://doi.org/10.62534/rseq.aq.2100

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272

Letter from the President and the Secretary General

https://doi.org/10.62534/rseq.aq.2104

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Essay

José Manuel Pingarrón

273

Some reflections on research and knowledge transfer and their social impact

https://doi.org/10.62534/rseq.aq.2055

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Chemical Research

Miquel Solà

277

Molecular aromaticity

https://doi.org/10.62534/rseq.aq.2086

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Juan Casado

287

“200” Aniversary of the discovery of benzene and its role in the “100” Aniversary of quantum mechanics

https://doi.org/10.62534/rseq.aq.2091

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Juan Lión-Villar, Patricia Izquierdo-García, Jesús Manuel Fernández-García, Nazario Martín León

292

Molecular nanographenes: The legacy of benzene in carbon chemistry

https://doi.org/10.62534/rseq.aq.2099

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José Luis Páez Castañeda, Lidia Hortigüela Vázquez, Carlos Moreno Cruz, Araceli Gonzalez-Campaña

302

From ‘superbenzene’ to ‘superhelicenes’ for CPL emission

https://doi.org/10.62534/rseq.aq.2097

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Iago Pozo, Dolores Pérez, Diego Peña

308

Fusing benzenes on demand: integrating organic chemistry and on-surface synthesis

https://doi.org/10.62534/rseq.aq.2098

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Ana Barragán, Nazario Martín, David Écija Fernández

314

The dream of seeing molecules and their chemical reactions

https://doi.org/10.62534/rseq.aq.2090

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Chemistry Teaching

Fernando I. Prada Pérez de Azpeitia

324

A simple method to analyse the percentage of bioethanol in petrol: the graduated cylinder test

https://doi.org/10.62534/rseq.aq.2031

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History of Chemistry

Inés Pellón González

331

Discovering Faraday the chemist, the man who isolated benzene

https://doi.org/10.62534/rseq.aq.2093

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José Pastor Villegas, Jesús F. Pastor Valle

337

Wood charcoal and diamonds production in Extremadura (Spain)

https://doi.org/10.62534/rseq.aq.2033

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Juan M. D. Tascón

342

The first four decades of the National Coal Institute (INCAR) of CSIC (1946-1984)

https://doi.org/10.62534/rseq.aq.2040

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Review

Pedro Cintas

352

Basic concepts of orbital theory in organic chemistry, Eusebio Juaristi, C. Gabriela Ávila-Ortiz y Alberto Vega-Peñaloza

https://doi.org/10.62534/rseq.aq.2101

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News

353

Noticias

https://doi.org/10.62534/rseq.aq.2106

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Obituary

Antonio M. Echavarren

364

In memoriam Prof. Miguel Ángel Miranda Alonso

https://doi.org/10.62534/rseq.aq.2102

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