Background. A. Syntheses of morphine................................. 2 Mechanism of the Fischer indole
reaction.............. 8 Statement of the problem...................................... 13 Discussion …

Synthesis of Morphine Analogues. Part 1. Synthesis of Some 5-Benzyl- 2-met hylocta
hydroisoquinol ines Page 1 1979 2863 Synthesis of Morphine Analogues. Part 1. Synthesis …

The Synthesis of Ring Systems Related to Morphine. IV. N-Methylisomorphinane * Page 1
March, 1950 Synthesis of N-Methylisomorphinane 1141 hours the solvent was removed by …

&- i - &- / \ Page 1 2868 JCS Perkin I Synthesis of Morphine Analogues. Part 2.l Substituted
Pyrrolo[3,4-h]isoq ui no1 i nes By John R. Lindsay Smith," Richard 0. C. Norman, and …

The Diels-Alder adducts derived from 2: 3-dimethoxy-o-nitrostyrene and butadiene or 2-
ethoxybutadiene are transformed into 2-(2: 3-dimethoxyphenyl) cyclohexanone (VII) and 2 …

Conjugate reduction of 5a with NaBH4 in THF-pyridine, followed by sequential addition of
excess benzaldehyde and ethanolic hydrochloric acid, gives keto lactone 6a …

Morphine (I) may be considered a derivetive of several different ring systems such as
piperidine, isoquinoline, phenanthrene, benzofuran, morphan, and morphinan. Many …

The synthesis of phenylmorphans containing an ether bridge comparable withthat in
morphine was undertaken. Thebaine was converted, by reported procedures, into 6-deoxy …

Morphine Studies. 2-(2',3 '-Dimethoxyphenyl)-2-(j8-ethoxyethyl)-cyclohexanone Page 1 2072
E. C. Horning, M. G. Horning and E. J. Platt Yol. pale yellow. On dilution and appropriate …

IN Part IV of this series (Ginsburg and Pappo, J., 1953, 1524) the synthesis of the tetracyclic
lactam (Ia) was described. In Part V* methods were investigated for the oxygenation at (&) …