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Synthesis of 1,3-diselenole-2-selones and -2-thiones

✍ Scribed by Bechgaard, Klaus; Cowan, Dwaine O.; Bloch, Aaron N.; Henriksen, Lars

Book ID
126800015
Publisher
American Chemical Society
Year
1975
Tongue
English
Weight
416 KB
Volume
40
Category
Article
ISSN
0022-3263

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A convenient synthesis of pyrrolo-annela
A convenient synthesis of pyrrolo-annelated 1,3-diselenole-2-thione and 1,3-diselenol-2-one derivatives via dipyrrolo-annelated 1,2,5,6-tetraselenocine derivatives
✍ Joon Bum Park; Ja Hong Kim; Kyukwan Zong πŸ“‚ Article πŸ“… 2011 πŸ› Journal of Heterocyclic Chemistry 🌐 English βš– 202 KB πŸ‘ 1 views

## Abstract The reaction of 2,5‐dimethyl‐3,4‐diselenocyanato‐1__H__‐pyrrole by NaBH~4~ or NaOCH~3~ led to tetraselenide **7** in quantitative yield. Treatment of protected tetraselenide **8** with LiAlH~4~ afforded the aluminum complex intermediate that was converted into pyrrole‐annelated 1,3‐dise