Novel single-component donor ± acceptor species 7 and 8 have been synthesised from substituted 10-(1,3-dithiol-2-ylidene)anthracen-9(10H)one 6 by reaction with Lehnerts reagent and with N,N'-bis(trimethylsilyl)carbodiimide, respectively. The steady-state UV/visible spectra of these systems contain a
Spectroscopic studies on the electron donor—acceptor interaction between 1-propanamine-3-triethoxysilyl and π-acceptors
✍ Scribed by Wasfy N. Wassef; Nadia M. Ghobrial; Samia M. Agami
- Publisher
- Elsevier Science
- Year
- 1991
- Tongue
- English
- Weight
- 319 KB
- Volume
- 47
- Category
- Article
- ISSN
- 1386-1425
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✦ Synopsis
The spectrophotometric properties of the title interaction have been studied in methylene chloride. 2:l charge-transfer (CT) complexes were formed between the acceptors and the donor, except with 2.3dichloro-5,6-dicyanobenzoquinone (DDQ) a 4:l complex was formed between the acceptor and the donor. The UV-vis. and IR spectral data for the CT complexes and the solvent effect on the electronic transition of the CX have been presented and discussed. The ionization potential of the donor was determined.
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