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Dive into the research topics where Takako Nakajima is active.

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Featured researches published by Takako Nakajima.


Heterocycles | 1984

Structural elucidation of the pyrolysis products of 1,4-benzoxazine derivatives

Norio Kawahara; Takako Nakajima; Tsuneo Itoh; Hiroaki Takayanagi; Haruo Ogura

Pyrolyse des [dimethyl-5,5 oxo-2 perhydro morpholinylidene-3]-3- et [(chloro-6) dihydro-3,4 oxo-2 benzooxazine-1,4ylidene-3]-3 propenetricarboxylates-1,2,3 de trimethyle: le 1er compose conduit au dimethyl-4,4 dioxo-1,6 tetrahydro-1,3,4,5 pyrido [2,1-c] oxazine-1,4dicarboxylate-8,9 de dimethyle attendu; le 2nd compose conduit a un cyclopenta [1,2-b] benzooxazine-1,4tricarboxylate-1,2,3 et a une diethenodiazocino bis-benzooxazine etudiee par RX


Chemical & Pharmaceutical Bulletin | 1985

Simple Syntheses of 1, 3-Dialkylpyrrolo-and Furopyrimidines

Norio Kawahara; Takako Nakajima; Tsuneo Itoh; Haruo Ogura


Chemical & Pharmaceutical Bulletin | 1985

A Simple Synthesis of 1, 3-Dialkylpyrido [2, 3-d] pyrimidines

Tsuneo Itoh; Toshihiko Imini; Haruo Ogura; Norio Kawahara; Takako Nakajima; Kyoichi A. Watanabe


Heterocycles | 1983

A SYNTHESIS OF PYRIDO(1,2-A)QUINOXALINES AND PYRIDO(1,2-A)PYRAZINES

Norio Kawahara; Takako Nakajima; Tsuneo Itoh; Haruo Ogura


Heterocycles | 1983

A simple synthesis of 1,3-dialkylpyrido[2,3-d]pyrimidines

Tsuneo Itoh; Toshihiko Imini; Haruo Ogura; Norio Kawahara; Takako Nakajima; Kyoichi A. Watanabe


Chemical & Pharmaceutical Bulletin | 1984

Structural elucidation of the reaction products of benzoxazole derivatives with dimethyl acetylenedicarboxylate. V.

Norio Kawahara; Takako Nakajima; Tsuneo Itoh; Hiroaki Takayanagi; Haruo Ogura


ChemInform | 1984

SIMPLE SYNTHESES OF PYRROLO‐ AND FUROPYRIMIDINE DERIVATIVES

Norio Kawahara; Takako Nakajima; Tsuneo Itoh; Haruo Ogura


Heterocycles | 1982

ADDITION REACTIONS OF CONDENSED AZOLE DERIVATIVES WITH DIMETHYL ACETYLENEDICARBOXYLATE. III

Norio Kawahara; Takako Nakajima; Tsuneo Itoh; Haruo Ogura


ChemInform | 1981

SYNTHESIS OF 1-ACYL-1,2-DIHYDRO-1-BENZAZOCINE DERIVATIVES

Norio Kawahara; Takako Nakajima; Tsuneo Itoh; Haruo Ogura


Synthesis | 1986

Synthesis of 1-Hydroxyphenyl-Substituted 6-Alkoxycarbonyl (and 6-Carbamoyl)-2-Pyridone-4,5-Dicarboxylic Acid Dimethyl Esters

Norio Kawahara; Takako Nakajima; Tsuneo Itoh; Haruo Ogura

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Norio Kawahara

Hokkaido College of Pharmacy

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Kyoichi A. Watanabe

Memorial Sloan Kettering Cancer Center

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Kyoichi A. Watanabe

Memorial Sloan Kettering Cancer Center

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