KR102532353B1 - 실시간 화학반응유액 모니터링 투과 적외선 분광기기 - Google Patents
실시간 화학반응유액 모니터링 투과 적외선 분광기기 Download PDFInfo
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- G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
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Abstract
Description
도 2는 본 발명에 따른 실시간 화학반응 모니터링 시스템의 사진이다.
도 3은 본 발명에 따른 실시간 화학반응 모니터링 시스템의 제2모식도이다.
도 4는 본 발명에 따라 마개와 바늘을 활용한 반응용기의 사진이다.
도 5는 본 발명에 따른 플로우 셀의 구성도이다.
도 6은 중간체의 피크가 나타난 영역에서 용매-제거 스펙트럼의 3D 표면 플롯으로서, (a) 2100-2290 ㎝-1 및 (b) 1267-1360 ㎝-1이다.
도 7은 1295(청색), 2228(적색) 및 1554(흑색) ㎝-1에서의 피크의 적분 흡광도를 나타낸다. 데이터는 Savitzky-Golay 방법을 이용하여 평활화하였다(실선).
도 8은 인 오페란도(in operando) 플로우 1H NMR(60 MHz) 반응 프로파일을 나타낸다.
도 9는 Ar 퍼징 조건 하에 인 오페란도 플로우 셋업 및 대조군의 FTIR 스펙트럼을 나타낸 것으로, (a) 및 (b)에서 흑색 선은 48시간 후의 Ar 퍼징을 포함한 대조군에 해당하고, (a) 및 (b)에서 적색 선은 220분 후의 Ar 퍼징을 포함한 플로우 시스템의 스펙트럼을 나타낸다.
υ (㎝-1) | 할당 |
1288 | 전구체, N=C-Ph 굽힘 |
1295 | INT B, C-O-C 신축 |
1554 | 생성물, O-C(-N=)-Ph 굽힘 |
2228 | INT A, -C≡N 신축 |
Claims (11)
- 화학반응이 용액상에서 일어나는 반응용기;
반응용기와 튜브를 통해 연결되는 펌프;
펌프 및 반응용기 각각과 튜브를 통해 연결되고, 간격띄우개의 두께에 기인하는 경로길이를 조절 가능한 적외선 분광기기; 및
반응용기와 펌프 사이, 펌프와 적외선 분광기기 사이, 또는 적외선 분광기기와 반응용기 사이의 위치에 배치되는 핵 자기 공명 기기를 포함하는, 실시간 화학반응 모니터링 시스템. - 제1항에 있어서,
반응용액은 펌프에 의해 3±2 mL/min의 유속으로 순환됨으로써, 화학반응에 대한 개입과 시료 추출과정 없이 실시간 적외선 스펙트럼을 얻는 것이 가능한, 실시간 화학반응 모니터링 시스템. - 제1항에 있어서,
반응용기는 용기를 밀폐시키는 마개, 및 마개를 관통하고 튜브와 연결되는 바늘을 포함함으로써, 외부 공기와의 노출이 없는 조건에서 화학반응을 관측하는, 실시간 화학반응 모니터링 시스템. - 제1항에 있어서,
펌프는 유압펌프이고, 적외선 분광기기는 투과 타입의 적외선 분광기기인, 실시간 화학반응 모니터링 시스템. - 제1항에 있어서,
간격띄우개의 두께는 1 내지 990 ㎛의 범위에서 선택되는, 실시간 화학반응 모니터링 시스템. - 제1항에 있어서,
간격띄우개의 위와 아래를 잘라내어 용액의 출구와 입구를 형성하는, 실시간 화학반응 모니터링 시스템. - 제6항에 있어서,
간격띄우개는 2장의 적외선 분광학용 윈도우 사이에 배치되고, 간격띄우개 및 윈도우의 조립체가 플로우 셀에 장착되며, 완성된 플로우 셀이 적외선 분광기기에 장착되고, 플로우 셀의 입구는 튜브를 통해 펌프의 출구와 연결되며, 플로우 셀의 출구는 튜브를 통해 반응용기의 입구에 연결되고, 반응용기의 출구는 튜브를 통해 펌프의 입구에 연결되는, 실시간 화학반응 모니터링 시스템. - 삭제
- 제1항에 따른 실시간 화학반응 모니터링 시스템을 이용한 실시간 화학반응 모니터링 방법.
- 제9항에 있어서,
화학반응의 중간체 검출을 포함하는, 실시간 화학반응 모니터링 방법. - 제10항에 있어서,
화학반응의 중간체 검출에 2차원 상관관계 분석방법을 이용하는, 실시간 화학반응 모니터링 방법.
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JP4665341B2 (ja) * | 2001-05-24 | 2011-04-06 | 凸版印刷株式会社 | 液体測色装置を用いた色合わせ方法 |
KR101684407B1 (ko) | 2015-05-22 | 2016-12-08 | 전남대학교산학협력단 | 광학 센서를 이용한 수질 오염 측정 시스템 및 수질 오염 측정 장치 |
JP2020518801A (ja) * | 2017-05-02 | 2020-06-25 | リン, ピンLIN, Ping | 赤外分光法で使用するためのサンプルホルダー |
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JP4665341B2 (ja) * | 2001-05-24 | 2011-04-06 | 凸版印刷株式会社 | 液体測色装置を用いた色合わせ方法 |
KR101684407B1 (ko) | 2015-05-22 | 2016-12-08 | 전남대학교산학협력단 | 광학 센서를 이용한 수질 오염 측정 시스템 및 수질 오염 측정 장치 |
JP2020518801A (ja) * | 2017-05-02 | 2020-06-25 | リン, ピンLIN, Ping | 赤外分光法で使用するためのサンプルホルダー |
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