Concepedia

Unknown Impurity Elucidation

Unknown Impurity Elucidation is an analytical process within impurity method development that identifies and characterizes previously unrecognized chemical entities in pharmaceutical substances by determining their molecular structure, origin, and potential impact on product quality and safety.

46

Publications

905

Citations

227

Authors

59

Institutions

Publications per year

2017–2026

6

Parents

Publications

46

Identification of Pharmaceutical Impurities

Fenghe Qiu, Daniel L. Norwood · Journal of Liquid Chromatography & Related Technologies · 2007 · 129 citations

, , +12

The application of LC–NMR and LC–MS for the separation and rapid structure elucidation of an unknown impurity in 5-aminosalicylic acid

Predrag Novak, Predrag Tepeš, Ines Fistrić et al. · Journal of Pharmaceutical and Biomedical Analysis · 2005 · 32 citations

, , +17

Application of LC–MSn in conjunction with mechanism-based stress studies in the elucidation of drug impurity structure: Rapid identification of a process impurity in betamethasone 17-valerate drug substance

Min Li, Mingxiang Lin, Abu M. Rustum · Journal of Pharmaceutical and Biomedical Analysis · 2008 · 32 citations

, , +17

Isolation and identification of impurities in chlorin e6

H. A. Isakau · Journal of Pharmaceutical and Biomedical Analysis · 2007 · 30 citations

, , +11

Application of Countercurrent Chromatography/Thermospray Mass Spectrometry for the Analysis of Natural Products

Y.-W. Lee, Robert D. Voyksner, Qicheng Fang et al. · Journal of Liquid Chromatography · 1988 · 30 citations

, , +14

1–5 of 46

Authors

227

  1. AA
    Ashutosh Agarwal

    Chonnam National University, South Korea

    4 publications · 65 citations

    4

    h-index

  2. ST
    Saji Thomas

    Jubilant Life Sciences (India), India

    4 publications · 65 citations

    4

    h-index

  3. AK
    Ashok Kumar

    Ipca Laboratories (India), India

    3 publications · 50 citations

    3

    h-index

  4. QZ
    Qiaogen Zou

    Nanjing Tech University, China

    3 publications · 57 citations

    3

    h-index

  5. CS
    C. S. Mathela

    Kumaun University, India

    3 publications · 54 citations

    3

    h-index

1–5 of 227

Institutions

59

  1. Ipca Laboratories (India)

    Mumbai, India

    4 h-index

    19 publications

    304 citations

  2. Jubilant Life Sciences (India)

    Noida, India

    4 h-index

    21 publications

    342 citations

  3. Jawaharlal Nehru Technological University, Hyderabad

    Hyderabad, India

    4 h-index

    5 publications

    111 citations

  4. Dr. Reddy's Laboratories (India)

    Hyderabad, India

    3 h-index

    14 publications

    325 citations

  5. Nanjing Tech University

    Nanjing, China

    3 h-index

    16 publications

    307 citations

  6. K J Somaiya Medical College

    Mumbai, India

    3 h-index

    6 publications

    102 citations

  7. Kumaun University

    Nainital, India

    3 h-index

    3 publications

    54 citations

  8. Zhejiang University

    Hangzhou, China

    2 h-index

    9 publications

    90 citations

1–8 of 59

Venues

  1. 15

    h-index

  2. Organic Process Research & Development

    3 publications · 35 citations

    3

    h-index

  3. Journal of Pharmaceutical Sciences

    2 publications · 23 citations

    2

    h-index

  4. Rapid Communications in Mass Spectrometry

    RCM · 2 publications · 21 citations

    2

    h-index

  5. Journal of Chromatographic Science

    JCS · 2 publications · 30 citations

    2

    h-index

1–5