JP7113242B2 - フェニルボロン酸固相抽出カラムの充填剤及びその製造方法 - Google Patents
フェニルボロン酸固相抽出カラムの充填剤及びその製造方法 Download PDFInfo
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- B01J20/103—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising silica or silicate comprising silica
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- B01J20/32—Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating
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- B01J20/32—Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating
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- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/30—Processes for preparing, regenerating, or reactivating
- B01J20/32—Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating
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Description
前記アミノシランの化学構造式は、
(1)本発明は製造手順がシンプルで、収率が高い。
(2)本発明ではシリカゲルの表面のホウ酸基の量を調節でき、フェニルボロン酸の使用量によってシリカゲルの表面のホウ酸基の量を調整できる。
(3)本発明の充填剤は安定性が高く、再現性に優れるため、大量生産が実現しやすい。
(4)本発明の固相抽出カラムの充填剤はリバビリンに高い選択性を示し、動物由来食品中のリバビリン残留量の測定で幅広く用いることができる。
150mLのトルエンを入れた250mL三つ口フラスコに20gのシリカゲルを加え、毎分300回転の速度で機械的攪拌しながら、5mLの3-アミノプロピルトリメトキシシランを加え、温度を60℃に上げて、8時間後に反応を停止した。次に毎回75mLのメタノールを使用して生成物を2回洗浄し、60℃でケーキを12時間真空乾燥して、アミノシリカゲルを得た。
150mLのトルエンを入れた250mL三つ口フラスコに20gのシリカゲルを加え、毎分300回転の速度で機械的攪拌しながら、10mLの3-アミノプロピルトリメトキシシランを加え、温度を60℃に上げて、8時間後に反応を停止した。次に毎回75mLのメタノールを使用して生成物を2回洗浄し、60℃でケーキを12時間真空乾燥して、アミノシリカゲルを得た。
150mLのトルエンを入れた250mL三つ口フラスコに20gのシリカゲルを加え、毎分300回転の速度で機械的攪拌しながら、15mLの3-アミノプロピルトリメトキシシランを加え、温度を60℃に上げて、8時間後に反応を停止した。次に毎回75mLのメタノールを使用して生成物を2回洗浄し、60℃でケーキを12時間真空乾燥して、アミノシリカゲルを得た。
実施例1~3で製造した固相抽出カラムの充填剤を充填し、固相抽出カラムの容量は3mLであり、各スモールカラムに100mgの充填剤を充填し、操作手順は以下のとおりである。
S1.平衡化:100mmol/Lのギ酸溶液1mL、pH8.5の酢酸アンモニウムバッファー3mL。
S2.サンプルローディング:標準物質を添加したサンプル溶液は6mLであり、サンプル溶液を収集した。
S3.リンス:pH8.5の酢酸アンモニウムバッファーを3mL使用し、リンス液を収集して、真空乾燥した。
S4.溶出:100mmol/Lのギ酸溶液を3mL使用し、真空乾燥した。
鶏レバーを高速ホモジナイザーに入れて均質化し、充分に混合した後、洗浄済み容器に入れ、ギ酸溶液を加え、水酸化アンモニウムでpHを8.5に調整した後、pH8.5の酢酸アンモニウムバッファーを加えて均一に混合し、上清液を分けた。
S1.平衡化:100mmol/Lのギ酸溶液1mL、pH8.5の酢酸アンモニウムバッファー3mL。
S2.サンプルローディング:標準物質を添加したサンプル溶液は6mLであった。
S3.リンス:pH8.5の酢酸アンモニウムバッファー3mLでリンスし、真空乾燥した。
S4.溶出:100mmol/Lのギ酸溶液を1mL使用し、真空乾燥し、溶出液を収集した。
Claims (10)
- 前記シリカゲルは多孔質シリカゲルであり、前記多孔質シリカゲルは超高純度の多孔質アモルファス顆粒状シリカゲルであって、粒径範囲が40~63μmであり、細孔径が60Åであることを特徴とする請求項1に記載の製造方法。
- 有機溶媒を入れた反応容器にシリカゲル、アミノシランをこの順に加え、一定の反応温度下で、機械的攪拌しながら反応させ、一定の反応時間後反応を停止し、生成物に対して吸引濾過、洗浄、乾燥を行って、アミノ基が結合したシリカゲルを得ることを特徴とする請求項1に記載の製造方法。
- 前記有機溶媒はトルエン、ジクロロメタン、N,N-ジメチルホルムアミドから選ばれることを特徴とする請求項3に記載の製造方法。
- 前記シリカゲルの質量とアミノシランの体積の比は1:(0.1~5)g/mLであることを特徴とする請求項3に記載の製造方法。
- 前記一定の反応温度は50~100℃であり、前記一定の反応時間は4~24時間であり、前記機械的攪拌の速度は毎分200~500回転であることを特徴とする請求項3に記載の製造方法。
- 有機溶媒を入れた反応容器に4-カルボキシフェニルボロン酸、活性化剤をこの順に加え、常温下で、機械的攪拌しながら反応させ、一定の時間後、前記アミノシランを結合させた前記シリカゲル基材を加え、常温下で、機械的攪拌しながら反応させ、一定の時間後、生成物に対して吸引濾過、洗浄、乾燥を行って、フェニルボロン酸官能基が結合したフェニルボロン酸固相抽出カラムの充填剤を得ることを特徴とする請求項1に記載の製造方法。
- 前記有機溶媒はジメチルスルホキシド、N,N-ジメチルホルムアミドから選ばれることを特徴とする請求項7に記載の製造方法。
- 前記活性化剤はジシクロヘキシルカルボジイミド、N,N’-カルボニルジイミダゾール、4-(4,6-ジメトキシトリアジン-2-イル)-4-メチルモルホリニウムクロリド、N-ヒドロキシスクシンイミド又は1-(3-ジメチルアミノプロピル)-3-エチルカルボジイミド塩酸塩であることを特徴とする請求項7に記載の製造方法。
- 前記アミノシリカゲルと4-カルボキシフェニルボロン酸の質量比は1:(0.1~5)であることを特徴とする請求項7に記載の製造方法。
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CN201911146630.9 | 2019-11-20 | ||
CN201911146630.9A CN112823875B (zh) | 2019-11-20 | 2019-11-20 | 一种苯硼酸固相萃取柱填料及其制备方法 |
PCT/CN2020/077021 WO2021098075A1 (zh) | 2019-11-20 | 2020-02-27 | 一种苯硼酸固相萃取柱填料及其制备方法 |
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CN114832441B (zh) * | 2022-05-17 | 2024-01-26 | 哈尔滨师范大学 | 一种修饰型笼状分子印迹聚合物的制备方法和应用 |
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CN105561960A (zh) | 2016-01-14 | 2016-05-11 | 重庆大学 | 一种手性选择性可切换的高效液相色谱填料及其制备方法 |
CN107126943A (zh) | 2017-05-25 | 2017-09-05 | 华东理工大学 | 苯硼酸修饰硅胶功能色谱填料、制备方法与应用 |
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CN105561960A (zh) | 2016-01-14 | 2016-05-11 | 重庆大学 | 一种手性选择性可切换的高效液相色谱填料及其制备方法 |
CN107126943A (zh) | 2017-05-25 | 2017-09-05 | 华东理工大学 | 苯硼酸修饰硅胶功能色谱填料、制备方法与应用 |
Non-Patent Citations (1)
Title |
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Zian Lin et al.,Preparation of phenylboronic acid-silica hybrid monolithic column with one-pot approach for capillary liquid chromatography of biomolecules,Journal of Chromatography A,,2013年,Vol.1271,pp.115-123 |
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