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Synthesis of Spirocyclic Indolines by Interruption of the Bischler–Napieralski Reaction

✍ Scribed by Medley, Jonathan William; Movassaghi, Mohammad


Book ID
120512599
Publisher
American Chemical Society
Year
2013
Tongue
English
Weight
594 KB
Volume
15
Category
Article
ISSN
1523-7060

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The Mechanism of the Bischler-Napieralsk
✍ Prof. Dr. Gábor Fodor; Dr. J. Gal; B. A. Phillips 📂 Article 📅 1972 🏛 John Wiley and Sons 🌐 English ⚖ 238 KB 👁 3 views

Table 1. Side-chain alkylation of toluene with ethylene. Cr-Ni-Mo steel autoclave (314 cm'), 20 g (217 mmol) toluene, 7 g (250 mmol) ethylene. 380 C. 55 atm, 2 h. C , H,CH,Br Toluene Yield [mol-";,I all straight [ w1:y J conversion n-propyi-,~-pentyl-chain alkyl-C%1 benzene benzene benzenes

Bischler-napieralski reaction—II : Synth
✍ Nobuo Itoh; Shigehiko Sugasawa 📂 Article 📅 1959 🏛 Elsevier Science 🌐 French ⚖ 52 KB

Ethylene ketals of the type (I) cyclise in presence of phosphorus pentoxide in pyrid& to give the ketal (II) which on hydrolysis yields l-phenyl-6:7-dimethoxy4oxo-3:4-dihydroisquinob (III). 1-(4-oxo-cyclohexyl)-6:7-dimethoxy-3:4-dihydroisoquinoline (Vlll) and 2-oxo-3-methyl-g:1& dimethoxy-I 2:3:4:6: