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Dive into the research topics where Naohiko Yasuda is active.

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Featured researches published by Naohiko Yasuda.


Heterocycles | 1990

Synthesis of (S)-3-carbobenzoxyamino-1-amino-2-azetidinones

Hisao Iwagami; Naohiko Yasuda

Cyclization of amino acid hydrazide afforded a new class of heteroatom activated β-lactams. These compounds are potent parent nuclei which possess significant biological activity


Journal of Organic Chemistry | 1988

Synthesis of 2',3'-dideoxyuridine via deoxygenation of 2',3'-O-(methoxymethylene)uridine

Hiroshi Shiragami; Yasuo Irie; Hideyuki Shirae; Kenzo Yokozeki; Naohiko Yasuda


Archive | 1993

Process for producing and purifying 2′,3′-dideoxynucleosides, and process for producing 2′,3′-dideoxy-2′,3′-didehydronucleosides

Hiroshi Shiragami; Yasuo Irie; Naohiko Yasuda


Bulletin of the Chemical Society of Japan | 1974

The Structure-Taste Relationships of the Dipeptide Esters Composed of L -Aspartic Acid and β-Hydroxy Amino Acids

Yasuo Ariyoshi; Naohiko Yasuda; Tetsuo Yamatani


Agricultural and biological chemistry | 1979

Metabolic Pathway of L-Cysteine Formation from DL-2-Amino-Δ2- Thiazoline-4-Carboxylic Acid by Pseudomonas

Konosuke Sand; Chikahiko Eguchi; Naohiko Yasuda; Koji Mitsugi


Archive | 1972

METHOD OF PRODUCING ALPHA-L-ASPARTYL-L-PHENYLALANINE ALKYL ESTERS

Noboru Uchiyama; Naohiko Yasuda; Yasuo Ariyoshi; Tetsuo Yamatani; Koji Toi; Naotake Sato


Archive | 1971

METHOD OF PRODUCING ALPHA-DIPEPTIDE ESTERS OF L-ASPARTIC ACID

Koji Toi; Naotake Sato; Tetsuo Yamatani; Yasuo Ariyoshi; Noboru Uchiyama; Naohiko Yasuda


Archive | 1973

Novel aspartyl dipeptide esters as sweeteners

Yasuo Ariyoshi; Naohiko Yasuda; Tetsuo Yamatani


Journal of Heterocyclic Chemistry | 1985

Synthesis of novel imidazole-4,5-dicarboxylic acid derivatives

Naohiko Yasuda


The Journal of Antibiotics | 1983

Synthesis and antibacterial activity of 6- and 7- (2-(5-carboxyimidazole-4-carboxamido)phenylacetamido)-penicillins and cephalosporins.

Naohiko Yasuda; Hisao Iwagami; Eiji Nakanishi; Teruaki Nakamiya; Yukio Sasaki; Teizo Murata

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