Notiz zur absoluten Konfiguration von 1.2.3.6.7.11b-Hexahydro-4H-pyrazino[2.1-a]isochinolin
β Scribed by Ripperger, Helmut ;Schreiber, Klaus
- Publisher
- Wiley (John Wiley & Sons)
- Year
- 1967
- Tongue
- English
- Weight
- 84 KB
- Volume
- 100
- Category
- Article
- ISSN
- 0009-2940
No coin nor oath required. For personal study only.
π SIMILAR VOLUMES
## Synthesis of 7,12-Dihydro-indo~o[3~[l]benzazepin-6-(~~nes and gll-Dihydr~.thieno-[3'3':~]~zepino[qS-b]indol-5(4H)-one The title compounds 4 and 6 were prepared by Fischer indole synthesis. 4a is substituted in 10-position by reaction with bromine in glacial acetic acid. A fast ring inversion is
Stereochemical Issues Related to the Synthesis of 7,10- 10,16,3':3,4]pyrazino[1,2-b]Ξ²carboline-5,8-diones. -The condensation of iminoethers like (III) with anthranilic acid proceeds with inversion of the tryptophan stereocenter C-16a. Epimerization of the tryptophan center also occurs by acylation