Consecutive Three‐Component Synthesis of Phenothiazine‐Based Merocyanines – Bayesian Optimization, Electronic properties, and DSSC Characteristics **

Abstract: A consecutive three‐component Heck‐Knoevenagel synthesis of phenothiazinyl merocyanines was developed by statistical design of experiments (DoE) and Bayesian optimization furnishing nine red orange dyes starting from heteroaryl halides, acrolein and ethyl cyanoacetate. Besides scrutinizing the electronic properties of these merocyanines by cyclic voltammetry, absorption and emission spectroscopy, and (TD) DFT calculations their saponified carboxylic acids were employed in dye‐sensitized solar cell (DSSC) experiments showing promising solar cell performances with relative efficiencies of up to 93 % compared to the standard ruthenium dye N3.

Location
Deutsche Nationalbibliothek Frankfurt am Main
Extent
Online-Ressource
Language
Englisch

Bibliographic citation
Consecutive Three‐Component Synthesis of Phenothiazine‐Based Merocyanines – Bayesian Optimization, Electronic properties, and DSSC Characteristics ** ; day:20 ; month:04 ; year:2022 ; extent:1
European journal of organic chemistry ; (20.04.2022) (gesamt 1)

Creator
Stephan, Marvin
Stute, Birgit
von Lieres, Eric
Müller, Thomas J. J.

DOI
10.1002/ejoc.202200163
URN
urn:nbn:de:101:1-2022042015235295839330
Rights
Open Access; Der Zugriff auf das Objekt ist unbeschränkt möglich.
Last update
15.08.2025, 7:27 AM CEST

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