Electrochromic properties of functional squarylium dyes
β Scribed by Sung Hoon Kim; Seok Hwan Hwang
- Book ID
- 108401615
- Publisher
- Elsevier Science
- Year
- 1998
- Tongue
- English
- Weight
- 375 KB
- Volume
- 36
- Category
- Article
- ISSN
- 0143-7208
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π SIMILAR VOLUMES
tallization. Cooling i i i a freezer to -20Β°C afforded the product 2 as colorless crystals. Thew may he recrystallized by dissolving in refluxing ether and cooling. The )ield was about 70%. The crystals rapidly turned brown upon exposure to air and did no( melt upon heating to 300 C. The crystals sh
## Abstract Several (multiply) iodinated squarylium cyanine dyes of type **1** and **8** (see __Scheme__ and __Table__), derived from 1,3βbenzothiazole and 6βiodoβ1,3βbenzothiazole, were synthesized as potential new photosensitizers, with absorptions in the 700βnm region. Their ability to generate