Zobrazeno 1 - 10 of 13 pro vyhledávání: '"IMAGAWA, Kazuko"'
1
On the Cyclozation of Dimers and Trimers of Aminobenzoic Acids
Autor: IMAGAWA, Kazuko, NISHINO, Keitaro, IKUTANI, Yoshikazu
Publikováno v: 大阪教育大学紀要 第III部門:自然科学. 33(2):105-112
The cyclizations of dimers and trimers of aminobenzoic acids with NaH afforded the corresponding cyclic oligo amides.It is noteworthy that the cyclization reaction of an oligo amide having N of amide linkage in a molecule not protected by alkyl group
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=jairo_______::cb20ca1cddb7051a0557b86935fc530b
http://ir.lib.osaka-kyoiku.ac.jp/dspace/handle/123456789/5675
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2
アントラニル酸誘導体に関する研究(第4報)アントラニル酸及びアントラニル酸アミドの自己縮合
Autor: ABE, Yasuyuki, NISHINO, Keitaro, NAKAMURA, Kaoru, KONDO, Masayo, IMAGAWA, Kazuko, IKUTANI, Yoshikazu
Publikováno v: 大阪教育大学紀要 第III部門 : 自然科学. 33(1):47-51
アントラニル酸をポリリン酸中で加熱すると,3種の自己縮合物が得られる。反応温度が低い場合には,二量体である2-(o-アミノフェニル)-6-オキソ-4,5-ベンツ-1,3-オキサジン(I)が主成物である
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=jairo_______::9116357a1b577143d2f6e0830483a6c1
http://ir.lib.osaka-kyoiku.ac.jp/dspace/handle/123456789/3533
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3
アミノ安息香酸の3つの異性体の3量体と4量体の合成
Autor: IMAGAWA, Kazuko, ABE, Yasuyuki
Publikováno v: 大阪教育大学紀要 第III部門 自然科学. 29(2-3):105-110
The syntheses of trimers and tetramers of o-aminobenzoic acid, m-aminobenzoic acid and / or p-aminobenzoic acid as a precursor of cyclic oligo amides are described.
環状オリゴアマイドの1つの前駆体としてのo-アミノ安息香
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=jairo_______::8bb60126072e4597f8375038e581a0e3
http://ir.lib.osaka-kyoiku.ac.jp/dspace/handle/123456789/10482
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4
Studies on Cyclic-Oligo-Amides(III)1),2)-Syntheses of 1,9,17-Triaza[.2.2.2]orthocyclophane-2,10,18-trione and N-Methyl Derivative
Autor: IMAGAWA, Kazuko, TSUNETUKI, Hidetoshi, MIYATA, Satoshi, ODA, Tsutomu, NISHINO, Keitro, IKUTANI, Yoshikazu
Publikováno v: 大阪教育大学紀要 第III部門:自然科学. 36(2):123-128
The cyclization of methyl o-N-[o-N'-(o-aminobenzoyl)aminobenzoyl]aminobenzoate and N-methyl derivative with NaH afforded the corresponding cyclic-olygo-amides.These compounds have the posibilities of hydrogen bonding and bridging.
メチルo-N-[
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=jairo_______::a08a76010be1095f27d961c2c816fca7
http://ir.lib.osaka-kyoiku.ac.jp/dspace/handle/123456789/5729
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5
Studies on Anthranilie Acid Derivatives(V) -Reaction of o-Aminobenzohydrazide with Acetylanthranil
Autor: ABE, Yasuyuki, NISHINO, Keitaro, NAKAGAWA, Sachiko, KIMURA, Takako, IMAGAWA, Kazuko, IKUTANI, Yoshikazu
Publikováno v: 大阪教育大学紀要 第III部門:自然科学. 33(2):113-118
Reaction of o-aminobenzohydrazide with acetylanthranil(I)is carried out in the neutral solvent(benzene)and in PPA.The structures of products are determined.Reaction mechanisms to account for the results are proposed.
O-アミノベンゾヒド
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=jairo_______::746b8afc5b72cfc5f970cf66c8623af6
http://ir.lib.osaka-kyoiku.ac.jp/dspace/handle/123456789/5668
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6
ビタミンB_6の新奇な合成について(II)
Autor: IMAGAWA, Kazuko, MATSUMURA, Eizo
Publikováno v: 大阪教育大学紀要 第III部門 自然科学. 26(3):165-170
Vitamin B_6 was synthesized via a five-step sequence from 3-cyano-4-ethoxymethyl-6-methyl-2(1H)-pyridone (1). The key step in this sequence was a novel reaction involving the Elbs persulfate oxidation of (1) and 3-carboxy-4-ethoxymethyl-6-methyl-2 (1
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=jairo_______::8d2d876b8b865bb54e7ae8940448e857
http://ir.lib.osaka-kyoiku.ac.jp/dspace/handle/123456789/10426
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7
アントラニル酸誘導体に関する研究(第3報)o-アミノベンゾヒドラジットの自己縮合
Autor: ISOBE, Hiroaki, IMAGAWA, Kazuko, ABE, Yasuyuki
Publikováno v: 大阪教育大学紀要 第III部門 自然科学. 29(2-3):99-103
When o-aminobenzohydrazide is heated continuously in polyphosphoric acid, bimolecular selfcondensation takes place with the elimination of hydrazine and water. The structure of a condensation product is determined.
o-アミノベンゾヒドラ
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=jairo_______::b55edf461ae2c2ab21570c63a2c7ce02
http://ir.lib.osaka-kyoiku.ac.jp/dspace/handle/123456789/10487
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9
N,N-ジアルキルアミノ酸N-オキシドの研究(第5報)N,N-ジメチルアミノ酸N-オキシドと3,5-ジニトロ塩化ベンゾイルとの反応
Autor: IKUTANI, Yoshikazu, NISHINO, Keitaro, IMAGAWA, Kazuko
Publikováno v: 大阪教育大学紀要 第III部門:自然科学. 34(2):71-73
On treatment of the N, N-Dimethylamino acid N-oxides with 3, 5-dinitrobenzoyl chloride in the aqueous dilute dioxane solution, the intermediates were stable enough to be allowed to react with an excess of the reagent and gave acid anhydrides. At high
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=jairo_______::de9c5a6d14c0f42adba8d9b6aa4ec2fa
http://ir.lib.osaka-kyoiku.ac.jp/dspace/handle/123456789/5688
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