In a previous paper(" the reaction between N-pvridinium phenacylids and nitrile imines, which affords bright red compounds, has been reported. Structure (I) was assigned to these compounds on the basis of their chemical behaviour and of the X-ray crystal structure analysis.
Some reactions of 5-phosphoniaspiro-[4,4] -monane iodide - a spiro phosphonium ring system
✍ Scribed by B.D. Cuddy; J.Charles F. Murray; Brian J. Walker
- Book ID
- 104247800
- Publisher
- Elsevier Science
- Year
- 1971
- Tongue
- French
- Weight
- 169 KB
- Volume
- 12
- Category
- Article
- ISSN
- 0040-4039
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## Abstract magnified image 2′‐Substituted 5′,6′,7′,8′‐tetrahydro‐4′__H__‐spiro[cyclohexane‐1,9′‐[1,2,4]triazolo[5,1‐__b__]quinazolines] **3a‐d** were synthesized by condensation of 3‐substituted 5‐amino‐1,2,4‐triazoles **1a‐d** with 2‐cyclohexylidene cyclohexanone **2** in DMF. The compounds **3*