Akira Ujiie

Conformational analysis of the dibenzo[a,g]quinolizidines by spectroscopic methods

Tetsuji Kametani, Keiichiro Fukumoto, Masataka Ihara et al. · The Journal of Organic Chemistry · 1975 · 42 citations

Engineering, Chemical Analysis, Altmetric Attention Score +16

Comparative study of specific activity of [11C]methyl iodide: A search for the source of carrier carbon

Ren Iwata, Tatsuo Ido, Akira Ujiie et al. · International Journal of Radiation Applications and Instrumentation Part A Applied Radiation and Isotopes · 1988 · 34 citations

Chemical Engineering, Engineering, Specific Activity +4

Studies on the alkaloids of formosan Corydalis species. Part VI. Elucidation of the structures of two spirobenzylisoquinoline alkaloids, yenhusomine and yenhusomidine, and two berbine alkaloids, corytenchine and corytenchirine, from Corydalis ochotensis(turcz.)

Sheng‐Teh Lu, Tsann‐Long Su, Tetsuji Kametani et al. · Journal of the Chemical Society Perkin Transactions 1 · 1976 · 18 citations

Biology, New Alkaloids, Formosan Corydalis Species +15

Conformational Analysis of Tetrahydroprotoberberines by Carbon-13 NMR Spectroacopy

Tetsuji Kametani, Akira Ujiie, Masataka Ihara et al. · Heterocycles · 1975 · 14 citations · Full text

C T I, Derivative (Chemistry), Engineering +12

Studies on the Syntheses of Heterocyclic Compounds. DXVI. Total Syntheses of the Aporphine, Morphinandienone, and Tetrahydrodibenzopyrrocoline Alkaloids by Benzyne Reaction

Tetsuji Kametani, Akira Ujiie, Kimio Takahashi et al. · Chemical and Pharmaceutical Bulletin · 1973 · 14 citations · Full text

Heterocyclic, Biochemistry, Sodium Amide +12