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β-Tricarbonyl compounds. I. 2,4-Disubstituted 1,3-cyclopentanediones

✍ Scribed by Zvjezdana Lazarević; Jasna Vorkapić-Furač; Jasenka Mühl

Book ID
104950719
Publisher
Springer Vienna
Year
1992
Tongue
English
Weight
300 KB
Volume
123
Category
Article
ISSN
0026-9247

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Stereospecific synthesis of trans-1,3-di
Stereospecific synthesis of trans-1,3-disubstituted-1,2,3,4-tetrahydro β-carbolines
✍ Frank Ungemach; Mike DiPierro; Robert Weber; James M. Cook 📂 Article 📅 1979 🏛 Elsevier Science 🌐 French ⚖ 241 KB

The stereospecific synthesis of trans-1,3-disubstituted-1,2,3,4\_tetrahydro $-carbolines has been accomplished in good yield by a two step sequence which involves Pi&et-Spengler condensation of Nb-benzyltryptophan methyl: ester with aldehydes, followed by removal of the 2-benzyl moiety from the corr