## Abstract Three new soluble vinyleneโcopolymers **F**, **C,** and **P** that contain 4โ(anthraceneโ10โyl)โ2,6โdiphenylpyridine as common segment and fluorene, carbazole, or phenylene, respectively, as alternating segment were prepared by Heck coupling. The glass transition temperature was high fo
New 4,7-dithienebenzothiadiazole derivatives with cyano-vinylene bonds: Synthesis, photophysics and photovoltaics
โ Scribed by John A. Mikroyannidis; Minas M. Stylianakis; Qingfeng Dong; Yinhua Zhou; Wenjing Tian
- Book ID
- 116898664
- Publisher
- Elsevier Science
- Year
- 2009
- Tongue
- English
- Weight
- 850 KB
- Volume
- 159
- Category
- Article
- ISSN
- 0379-6779
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๐ SIMILAR VOLUMES
## Abstract The reaction of 2โaminoโ3โcyanoโ4,5,6,7โtetrahydrobenzo[b]thiophene (**1**) with diethyl malonate (**2**) gave two products: **3** and **4**. The reactivity of **3** toward a variety of chemical reagents was studied to give azoles, azines, and their fused derivatives. ยฉ 2001 John Wiley
Synthesis and Dimroth Rearrangement of 6-Cyano-1,2,4-triazolo[4,3a]pyrimidin-5-and 7-ones. A Novel Alkylation with Orthoesters and a New Participation of the Cyano Group in the Rearrangement. -Formic acid and triethyl orthoformate react with 2-hydrazinopyrimidin-4-ones (I) and (VI) to furnish triazo