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Nobuo Soma

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Publication

Featured researches published by Nobuo Soma.

Tetrahedron Letters | 1972

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

Masafumi Yoshimoto; Sadao Ishihara; Eiji Nakayama; Nobuo Soma

Bulletin of the Chemical Society of Japan | 1972

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

Yukio Sugimura; Nobuo Soma; Yukichi Kishida

Chemical & Pharmaceutical Bulletin | 1965

Studies on Seven-membered Ring Compounds. XX. Reactions of Troponeimine Derivatives. (2)

Hideo Nakao; Nobuo Soma; Genshun Sunagawa

Tetrahedron Letters | 1972

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; Emiko Shoji; Harumitsu Kuwano; Nobuo Soma

Chemical & Pharmaceutical Bulletin | 1971

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

Taiichiro Watanabe; Nobuo Soma

Yakugaku Zasshi-journal of The Pharmaceutical Society of Japan | 1961

Structure of Aristolone, a Constituent of Aristolochia debilis . III

Seitaro Furukawa; Kozo Oyamada; Nobuo Soma

Chemical & Pharmaceutical Bulletin | 1965

Studies on Seven-membered Ring Compounds. XVII. Alkylation of Cycloheptimidazolone and Cyclohepta[b]pyrrolone

Hideo Nakao; Nobuo Soma; Yasunobu Sato; Genshun Sunagawa

Archive | 1974

Silver halide emulsion containing an arylphosphonium salt as antifoggant

Nobuo Soma; Isao Kawamoto; Tomio Nakajima; Sadao Sugita; Tsuneo Wada; Shizuo Saito; Hiroyuki Inokuma; Koichi Horigome; Yukio Morifuji

Chemical & Pharmaceutical Bulletin | 1972

Studies on Seven-membered Ring Compounds. XXXVII. The Reaction of Benzotropones with Malononitrile

Yukio Sugimura; Kimio Iino; Harumitsu Kuwano; Nobuo Soma; Yukichi Kishida

Chemical & Pharmaceutical Bulletin | 1965

Studies on Seven-membered Ring Compounds. XIX. Reactions of Troponeimine Derivatives. (1)

Nobuo Soma; Junichi Nakazawa; Taiichiro Watanabe; Yoshio Sato; Genshun Sunagawa

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Yukichi Kishida

University of Tokyo

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