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ChemicalBook CAS DataBase List (5S,11S)-5,6,11,12-Tetrahydro-2,3,8,9-tetramethoxy-5,11-epiminodibenzo[a,e]cyclooctene
529-79-3

(5S,11S)-5,6,11,12-Tetrahydro-2,3,8,9-tetramethoxy-5,11-epiminodibenzo[a,e]cyclooctene synthesis

3synthesis methods
-

Yield:-

Steps:

Multi-step reaction with 6 steps
1: 90 percent / toluene / 14 h / Heating
2: 90 percent / Red-Al / toluene / 6 h / -30 °C
3: 85 percent / ammonia, Na / tetrahydrofuran / 0.01 h / Heating
4: 50 percent / DMAP, Et3N / CH2Cl2 / 4 h / Heating
5: NaBH4 / methanol / 1.33 h / 0 °C
6: TMSOTf / CH2Cl2 / 1.) room temperature, 20 min, 2.) reflux, 2 h

References:

Munchhof, Michael J.;Meyers [Journal of Organic Chemistry,1996,vol. 61,# 14,p. 4607 - 4610]

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