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(–)-(S)-α-Phenylethylammonium (–)-(R)-[2.2]paracyclophane-4-carboxylate

✍ Scribed by Jones, P. G. ;Laue, T. ;Hopf, H.

Book ID
114509846
Publisher
International Union of Crystallography
Year
1993
Tongue
English
Weight
308 KB
Volume
49
Category
Article
ISSN
0108-2701

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Asymmetric synthesis of (R,S)- and (R,R)
Asymmetric synthesis of (R,S)- and (R,R)-4-hydroxy-5-(α-substituted)-hydroxymethyl[2.2]paracyclophane and derivatives by stereoselective addition to (R)-4-hydroxy-5-formyl[2.2]paracyclophane and derivatives
✍ Elena V Sergeeva; Valeria I Rozenberg; Evgenii V Vorontsov; Tat'yana I Danilova; 📂 Article 📅 1996 🏛 Elsevier Science 🌐 English ⚖ 548 KB

Highly diastereoselective nucleophilic addition reactions of organometallic reagents to formyl[2.2]paracyclophane derivatives which were ortho-substituted by hydroxy-, alkoxy-and trimethylsilyloxy-groups are reported. The absolute configuration of the newly formed secondary alcohols is assigned on t

Reactions of (S)-(+)-4-ethenyl[2.2]parac
Reactions of (S)-(+)-4-ethenyl[2.2]paracyclophane with heterocyclic quinones
✍ Lucio Minuti; Aldo Taticchi; Daniela Lanari; Assunta Marrocchi; Eszter Gacs-Bait 📂 Article 📅 2003 🏛 Elsevier Science 🌐 English ⚖ 190 KB

The reactions of (S)-(+)-4-ethenyl[2.2]paracyclophane 1 and 1-vinylnaphthalene 11 with quinoline-5,8-dione 2 and isoquinoline-5,8-dione 3 have been studied under high pressure and Lewis acid-catalyzed conditions. In contrast to the reactivity of diene 11, diene 1 was found to add to quinones 2 and 3