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1,2, 2-Trimethyl-cyclopentan-dialdehyd-1, 3: „Camphocean-dialdehyd”

✍ Scribed by Franz Häfliger

Book ID
102246501
Publisher
John Wiley and Sons
Year
1940
Tongue
German
Weight
150 KB
Volume
23
Category
Article
ISSN
0018-019X

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Macrocycles by Olefination of Dialdehyde
Macrocycles by Olefination of Dialdehydes with 1,3-Bis(dimethylphosphono)-2-propanone
✍ George Büchi; Hans Wüest 📂 Article 📅 1979 🏛 John Wiley and Sons 🌐 German ⚖ 746 KB

## Abstract Conjugated cyclic divinyl ketones containing fifteen and seventeen membered rings have been prepared in a single step by condensation of 1,3‐bis (dimethylphosphono)‐2‐propanone (**10**) with the dialdehydes **14**, **17**, **20**, and **42** in the presence of hydrogencarbonate in aqueo