Nobuo Soma

Studies on β-lactam antibiotics I. Skeletal conversion of cephalosporin to penicillin

Masafumi Yoshimoto, Sadao Ishihara, Eiji Nakayama et al. · Tetrahedron Letters · 1972 · 40 citations

Medicinal Chemistry, Antibiotics, Antimicrobial Chemotherapy +6

Studies on β-lactam antibiotics II. A new synthesis of 1,2-secopenicillin and its conversion to the cepham nucleus

Masafumi Yoshimoto, Sadao Ishihara, Eiji Nakayama et al. · Tetrahedron Letters · 1972 · 22 citations

Medicinal Chemistry, Bioorganic Chemistry, Natural Sciences +9

The Reaction of Troponoid with Ylide. III. The Reaction of Tropone with Pyridinium Compounds

Yukio Sugimura, Nobuo Soma, Yukichi Kishida · Bulletin of the Chemical Society of Japan · 1972 · 15 citations · Full text

Ammonium Acetate, Derivatives, Heterocyclic +9

The synthesis of 4,5-benzohomotropone

Yukio Sugimura, Nobuo Soma, Yukichi Kishida · Tetrahedron Letters · 1971 · 14 citations

Organic Chemistry, Synthetic Chemistry, Chemistry

Studies on Seven-membered Ring Compounds. XXXVI. Synthesis of Azulene Derivatives by Ring Closure of β-Cycloheptatrienyl-substituted Carbonyl Compounds

Taiichiro Watanabe, Nobuo Soma · Chemical and Pharmaceutical Bulletin · 1971 · 13 citations · Full text

Novel Organocatalysts, Natural Product Synthesis, Heterocyclic +12