1-Methylbenzothiazolinospiro-2,3'-(2-methyl[3H]phenanthr[9,10-b][1,4]oxazine) and 1-Methylbenzothiazolinospiro-2,3'-(2'-methyl[3H]naphth[2,1-b][1,4]oxazine)
Autor: | X. Sun, E. T. Knobbe, Y. Liang, E. M. Holt, M. Fan |
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Rok vydání: | 1997 |
Předmět: | |
Zdroj: | Acta Crystallographica Section C Crystal Structure Communications. 53:820-823 |
ISSN: | 0108-2701 |
DOI: | 10.1107/s0108270197000012 |
Popis: | The single-crystal X-ray structures of two thiazolinospiro derivatives, C24H18N2OS and C20H16N2OS, suggest that their lack of photochromic behavior is due to electron-pair delocalization which reduces potential stabilization of a cationic intermediate. |
Databáze: | OpenAIRE |
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