2,3-Dihydroporphycene–an Analogue of Chlorin
✍ Scribed by Prof. Dr. Emanuel Vogel; Dipl.-Chem. Matthias Köcher; Dr. Metin Balci; Ilona Teichler; Dr. Johann Lex; Dr. Hans Schmickler; Prof. Dr. Otto Ermer
- Publisher
- John Wiley and Sons
- Year
- 1987
- Tongue
- English
- Weight
- 474 KB
- Volume
- 26
- Category
- Article
- ISSN
- 0044-8249
No coin nor oath required. For personal study only.
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## Abstract ChemInform is a weekly Abstracting Service, delivering concise information at a glance that was extracted from about 200 leading journals. To access a ChemInform Abstract, please click on HTML or PDF.
**Chains of AlAs~4~ tetrahedra** have been detected in the intermetallic compound Ca~3~AlAs~3~. Hence, it could be shown for the first time that such groups of chains also occur in Zintl phases—and not only in silicates and polyphosphates.
## Abstract magnified image A convenient and high‐yielding synthesis of 2,3‐dichloroquinoxalines from the corresponding 2,3‐dihydroxyquinoxalines has been developed. Treatment of a slurry of the 2,3‐dihydroxyquinoxaline **1a**, **1b**, **1c**, **1d**, **1e**, **1f**, **1g**, **1h**, **1i**, **1j**