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Corrigendum to “Synthesis and X-ray crystal structure of spiro[3.3]heptane-2,6-dispirofluorene”: [Tetrahedron Lett. 42 (2001) 3855–3856]

✍ Scribed by Olivier Pons Y Moll; Thierry Le Borgne; Pierre Thuéry; Michel Ephritikhine

Publisher
Elsevier Science
Year
2001
Tongue
French
Weight
25 KB
Volume
42
Category
Article
ISSN
0040-4039

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Synthesis and X-ray crystal structure of
Synthesis and X-ray crystal structure of spiro[3.3]heptane-2,6-dispirofluorene
✍ Olivier Pons Y Moll; Thierry Le Borgne; Pierre Thuéry; Michel Ephritikhine 📂 Article 📅 2001 🏛 Elsevier Science 🌐 French ⚖ 68 KB

Reaction of pentaerythrityl tetrabromide with fluorenyl potassium gave the title compound in 53% yield. The crystal structure revealed that in this unique trispiro[4.1.1.4.1.1]pentadecatetraene derivative, the adjacent rings are planar and orthogonal.