Monatshefte für Chemie/Chemical Monthly

Protoberberines from Reissert-Compounds. Part IX [1]. An Alternative Approach to Dibenzoquinolizine-and Isoquinonaphthyridin-13a-carboxylic Acids, a Novel …

E Reimann, F Grasberger

文献索引：Monatshefte fur Chemie, , vol. 136, # 2 p. 193 - 209

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被引用次数: 8

摘要

Monatshefte füur Chemie 136, 193–209 (2005) DOI ... acetic acid, and 30% H2O2 was heated for 3 h at 80 C (bath temperature) and, after addition of further 30% H2O2, for additional 12 h at 75 C. The solution was concentrated in vacuo to one half of its volume, then 20 cm3 ...