ring closure reactionとは 意味・読み方・使い方

This method for synthesizing a metallole ring-containing compound is characterized by synthesizing the compound having a metallole ring from a raw material compound having no metallole ring and having ≥3 unsaturated bonds by utilizing an intramolecular ring closure reaction associated with ≥2 unsaturated bonds.例文帳に追加

メタロール環を有さず、３個以上の不飽和結合を有する原料化合物から、２個以上の不飽和結合が関与する分子内閉環反応を利用してメタロール環を有する化合物を合成することを特徴とするメタロール環含有化合物の合成方法である。 - 特許庁

L-alanosine is produced by using a 3-hydroxy-2(S)-aminopropionic acid protected at necessary groups as a starting raw material with avoiding a risk of generating dehydrogenation at the α position of the carbonyl group where racemization takes place by using a ring-closure reaction and ring-opening reaction.例文帳に追加

必要な基を保護した３−ヒドロキシ−２（Ｓ）−アミノプロピオン酸を出発原料とする、閉環反応および開環反応を活用することにより、ラセミ化が起きるカルボニル基のα位の脱水素化の発生の危険性を回避した、Ｌ−アラノシンの製造方法。 - 特許庁

The method of manufacturing a polyamide resin is characterized in subjecting a tetracarboxylic acid dianhydride and a diamine to a ring opening addition reaction in an organic polar solvent to obtain a polyamic acid solution, and subjecting the polyamic acid solution thermally to an imide ring closure reaction and removing the condensed water byproduced by using a circulating concentrator.例文帳に追加

テトラカルボン酸二無水物とジアミンを有機極性溶媒中で開環重付加反応させて得られるポリアミド酸溶液を、循環式濃縮機を用いて、熱的にイミド閉環反応と副生する縮合水の除去を行うことを特徴とするポリイミド樹脂の製造方法。 - 特許庁

The method for producing a polyimide resin comprises circulating a polyamic acid solution, which is prepared by subjecting a tetracarboxylic acid dianhydride and a diamine to a ring-opening polyaddition reaction in an organic polar solvent, in a dip-type drum dryer to submit the solution thermally to an imide ring-closure reaction and removal of the by-produced condensed water.例文帳に追加

テトラカルボン酸二無水物とジアミンを有機極性溶媒中で開環重付加反応させて得られるポリアミド酸溶液を、ディップ式ドラムドライヤー内を循環させて、熱的にイミド閉環反応と副生する縮合水の除去を行うことを特徴とするポリイミド樹脂の製造方法。 - 特許庁

Subsequently, a ring closure reaction of the halohydrin is carried out in the presence of an inorganic base reagent C to afford the epoxy group-containing acrylic ester derivative represented by formula (4) in high yield in the production method.例文帳に追加

続いて、無機塩基試薬Ｃの存在下、ハロヒドリンの閉環反応を行うことにより、下記式で表されるエポキシ基含有アクリル酸エステル誘導体が高収率で得られる製造方法。 - 特許庁

The method of preparing a benzoxazole compound comprises carrying out a ring closure reaction of the reaction substrate of a benzoxazole compound by heating the same up to a temperature of 120 to 170°C in the presence of a copper catalyst in an ambience containing a solvent of a relative dielectric constant of 1 to 15 and oxygen.例文帳に追加

ベンゾオキサゾール化合物の製造方法は、ベンゾオキサゾール化合物の反応基質を、比誘電率が１〜１５である溶媒及び酸素を含有する雰囲気中にて、銅触媒の存在下に１２０〜１７０℃に加熱して閉環反応を行うものである。 - 特許庁

The method for producing a polyimide resin comprises submitting a polyamic acid solution, which is prepared by subjecting a tetracarboxylic acid dianhydride and a diamine to a ring-opening polyaddition reaction in an organic polar solvent, thermally to an imide ring-closure reaction and removal of the by-produced condensed water, in a reactor equipped internally with a multiplate disc dryer.例文帳に追加

テトラカルボン酸二無水物とジアミンを有機極性溶媒中で開環重付加反応させて得られるポリアミド酸溶液を、多板型ディスクドライヤーを内装した反応器を用いて、熱的にイミド閉環反応と副生する縮合水の除去を行うことを特徴とするポリイミド樹脂の製造方法。 - 特許庁

The method of producing the dispersion of the quinoline derivative has a step for dissolving an N-aryl anthranilic acid derivative in an organic sulfonic acid to prepare a solution, a step for obtaining a reaction solution in which the quinoline derivative is formed by heating the solution to cause condensation ring closure reaction and a step for mixing the reaction solution and an aqueous solution in the presence of a dispersant to obtain the dispersion of the quinoline derivative.例文帳に追加

Ｎ−アリールアントラニル酸誘導体を有機スルホン酸に溶解させて溶解液を用意する工程と、該溶解液を加熱して縮合閉環反応によりキノリン誘導体が生成した反応液を得る工程と、該反応液と水溶液とを分散剤の存在下で混合してキノリン誘導体の分散体を得る工程とを有するキノリン誘導体の分散体の製造方法。 - 特許庁