Structure elucidation of sildenafil analogues in herbal products
نویسندگان
چکیده
منابع مشابه
Structure elucidation of sildenafil analogues in herbal products.
The structure of unknown compounds present in herbal products was elucidated using liquid chromatography-electrospray ionization-mass spectrometry, direct-infusion electrospray ionization-mass spectrometry, and nuclear magnetic resonance. Compounds 1-3 were identified as sildenafil analogues, 1 bearing an N-ethylpiperazine moiety instead of an N-methylpiperazine, and an acetyl group instead of ...
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ژورنال
عنوان ژورنال: Food Additives and Contaminants
سال: 2004
ISSN: 0265-203X
DOI: 10.1080/02652030412331272467