Im folgenden wird uber die Komplexierung von 1-Naphthalinaldehydtrimethylenacetal (1) und von polymerem I-Naphthalinaldehydacetal (2)\*) rnit Tetracyano-I ,4-chinodimethan (3)") (TCNQ) in Dichlormethan berichtet. 1 2 3 Die Synthese von 1 erfolgt durch Reaktion von 1,3-Propandiol rnit 1-Naphthalinald
Polymere charge-transfer-Komplexe auf der basis von polyvinylalkoholacetalen, 3
✍ Scribed by Geißler, Ulrich ;Schulz, Rolf C.
- Book ID
- 102481018
- Publisher
- Wiley (John Wiley & Sons)
- Year
- 1980
- Weight
- 371 KB
- Volume
- 181
- Category
- Article
- ISSN
- 0025-116X
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✦ Synopsis
Abstract
A new fluorene containing polymer, poly[2‐(2‐fluorenyl)‐1,3‐dioxan‐4,6‐diylmethylene] (3 or 4), and the corresponding model compound, 2‐fluorenecarbaldehydetrimethyleneacetal (6) were synthesized. The fluorescence spectroscopy of the polymer in dilute solution indicates the formation of an intramolecular excimer. Charge‐transfer complex formation with tetracyanoethylene (TCNE), 2,5‐cyclohexadien‐1,4‐diylidenedimalonodinitrile (TCNQ), and 2,4,5,7‐tetranitro‐9‐fluorenone (TENF) was studied by means of absorption spectroscopy.
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## Abstract Partially acetalisized poly(vinyl alcohol)s with degrees of acetalization between 39 and 60% were prepared by reaction of poly(vinyl alcohol) with 9‐isobutyl‐3‐carbazolealdehyde **(5a)** or 3‐formyl‐9‐((__S__)‐2‐methylbutyl)carbazole **(5b)**. Complex formation constants and ε‐values of
## Abstract Poly[2‐(1‐naphthyl)‐1,3‐dioxan‐4,6‐diylmethylene] (**3**), poly[2‐(2‐naphthyl)‐1,3‐dioxan‐4,6‐diylmethylene] (**5**), 1‐naphthalenecarbaldehydetrimethyleneacetal (**7**) and 2‐naphthalenecarbaldehydetrimethyleneacetal (**8**) were synthesized and characterized by UV‐ and fluorescencespe
## Abstract __N__‐(3‐Vinylphenyl)‐2,5‐dimethoxy‐4‐methylbenzamide (**3**) was synthesized. By copolymerization of **3** and of __N__‐(2,5‐dimethoxy‐4‐methylphenyl)‐4‐vinylbenzamide, respectively, with 4‐vinylpyridine and 1,4‐divinylbenzene protected redox resins were obtained. By removal of the pro