Formation of a derivative of 1,2-digermacyclobutene by the reaction of 3,3,6,6-tetramethyl-1-thia-4-cyclopentyne with GeI2
โ Scribed by S. P. Kolesnikov; M. P. Egorov; A. M. Gal'minas; A. Krebs; O. M. Nefedov
- Book ID
- 112444355
- Publisher
- Springer
- Year
- 1985
- Tongue
- English
- Weight
- 66 KB
- Volume
- 34
- Category
- Article
- ISSN
- 1573-9171
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6aX -Thia-l,fj-diazapentalenes have recently received interest' as a class of compounds with single-bond/no-bond resonance in comparison with the well-known 1,6,6aX -trithiapentalenes. The first preparation of such a compound (1) was described by Reid in 1969 and extensions to tri-( 2 ) and tetra-az
## 3-Methy1-6,7-dihydrc~-SH-l, 2,4-th iadiazolo[4,5-a] pyrimidine 4a reacted with isocyanates and isothiocyanates with elimination of acetonitrile and concomitant addition of two molecules of the heterocumubne togive the2,3-disubstituted-6,7-dihydro-SH-2ah4-thia-2, 3, 4a, ia-tetraazacyclopent[cd]