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Publications by HIROTAKA OTOMASU
Synthesis and Conformation of 4, 5-Disubstituted 5, 6-Dihydro-4h-Imidazo [1, 5, 4-D, E] Quinoxalines
Chemical and Pharmaceutical Bulletin
Medicine
Drug Discovery
Chemistry
Spiro Heterocyclic Compounds. V. Synthesis of Spiro(homophthalimide-4,4'-(4'h-Pyran)) Compounds.
Chemical and Pharmaceutical Bulletin
Medicine
Drug Discovery
Chemistry
Studies on the Syntheses of Heterocyclic Compounds and Natural Products. MXVI. Aziridine in Alkaloid Synthesis. 6. Alternative Synthesis of Isopavine-Type Alkaloid, (.+-.)-Reframidine.
Chemical and Pharmaceutical Bulletin
Medicine
Drug Discovery
Chemistry
An S-Adenosyl-L-Methionine; Cytisine Methyltransferase in Thermopsis Seedlings.
Chemical and Pharmaceutical Bulletin
Medicine
Drug Discovery
Chemistry
Spiro Heterocyclic Compounds. IV. Synthesis of Spiro[oxindole-3,4'-(2',3'-Dihydro-4'h-Pyran)] and Spiro[oxindole-3,4'-(1',4'-Dihydropyridine)] Compounds.
Chemical and Pharmaceutical Bulletin
Medicine
Drug Discovery
Chemistry
The Synthesis of Lupin Alkaloids. II. A Formal Synthesis of (.+-.)-Sparteine.
Chemical and Pharmaceutical Bulletin
Medicine
Drug Discovery
Chemistry
Reaction of 6-Nitroquinoxalines With Potassium Cyanide
Chemical and Pharmaceutical Bulletin
Medicine
Drug Discovery
Chemistry
Synthesis by Using Chirality of L-Ephedrine : Asymmetric Synthesis of Alanine and Phenylglycine
Yakugaku Zasshi
Pharmacology
Pharmaceutical Science