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- URN to cite this document:
- urn:nbn:de:bvb:355-epub-156301
- DOI to cite this document:
- 10.5283/epub.15630
Abstract
2,2,2-Trichloroethyl chloroformate and benzyl chloroformate cleave 1-benzyl-1,2,3,4-tetrahydro- 2-methylisoquinolines of type 1 to yield tertiary stilbene urethanes of type 2 which are easily reduced or hydrogenolyzed to secondary amines. 6'-(Hydroxymethyl)-laudanosine (4) is converted by these reagents to the isochroman urethanes 11 and 12 which are split to yield the secondary amine 8 without ...
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