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Investigation of the influence of the substitutes on the intensity of the absorption band of some polymethine dyes

✍ Scribed by L.-M. Balevičius; A. Bolotin; D. Shatkovskaya

Publisher
John Wiley and Sons
Year
1990
Tongue
English
Weight
167 KB
Volume
38
Category
Article
ISSN
0020-7608

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✦ Synopsis

Abstract

The dependence of the long‐wave absorption‐band intensity on the structural peculiarities of a number of polymethine dyes has been investigated using the PPP method. It has been shown that the analyzed dependence is caused by the electronic properties of the substitutes.

📜 SIMILAR VOLUMES

MO-LCAO-calculations on polymethines. XI
MO-LCAO-calculations on polymethines. XII. On the Intensity of Intramolecular Charge-Transfer Absorption Bands
✍ Dr. sc. J. Fabian 📂 Article 📅 1980 🏛 John Wiley and Sons 🌐 English ⚖ 516 KB

**MO‐LCAO‐Berechnungen an Polymethinen. XII. Zur Intensität intramolekularer Charge‐Transfer‐Absorptionsbanden** Einige meropolymethinische und zwitterionische Farbstoffe werden aus zwei molekularen Teilstrukturen zusammengesetzt gedacht, die entweder Donator‐ oder Acceptor‐eigenschaften besitzen.