• Hello, Just went through your profile, such a rich profile you got.Please could you help with my spectra analysis

    Wednesday, October 17, 2018

  • Dear colleague from Colombia: I'm pleased to share these spectra with you.

    Sunday, September 25, 2016

  • Dear colleague: Please let me use your nmr spectra for educational purposes

    Sunday, September 25, 2016

  • Dear colleague: please send original NMR files to my email——

    Thursday, September 08, 2016

  • Dear Wang Can I please send my NMR chart for you to help me analyse them?

    Sunday, August 28, 2016

  • Dear colleague from France: please send original NMR files to my new email address --

    Friday, May 27, 2016

  • dear dr wng i kave send original nmr par email im from france

    Thursday, May 12, 2016

  • Dear Wail Abdullah from Egypt: The purity of most of 1H-NMR spectra is very low, and only the spectrum "B-313" can be determined as "Kaempferitrin". For details, please visit:

    Monday, November 09, 2015

  • dear dr. fei please help me in identifining these nmr charts for natural compounds (flavonoids). iam going to send the original charts on your mail

    Sunday, November 08, 2015

  • Dear colleague from Nigeria: 1H-NMR spectrum for α-amyrin acetate is currently unavailable. I sent you a article containing the NMR data of this triterpene by email.

    Wednesday, September 02, 2015