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Absolute Purity Determination of a Hygroscopic Substance, Indocyanine Green, Using Quantitative NMR (qNMR).
Uchiyama N, Hosoe J, Sugimoto N, Ishizuki K, Koide T, Murabayashi M, Miyashita N, Kobayashi K, Fujimine Y, Yokose T, Ofuji K, Shimizu H, Hasebe T, Asai Y, Ena E, Kikuchi J, Kiyota K, Fujita K, Makino Y, Yasobu N, Yamada Y, Iwamoto Y, Miura T, Mizui K, Asakura K, Suematsu T, Kohama A, Goda Y. Uchiyama N, et al. Among authors: fujita k. Chem Pharm Bull (Tokyo). 2021 Jan 1;69(1):118-123. doi: 10.1248/cpb.c20-00728. Epub 2020 Oct 22. Chem Pharm Bull (Tokyo). 2021. PMID: 33087642 Free article.
Collaborative Study to Validate Purity Determination by 1H Quantitative NMR Spectroscopy by Using Internal Calibration Methodology.
Miura T, Sugimoto N, Bhavaraju S, Yamazaki T, Nishizaki Y, Liu Y, Bzhelyansky A, Amezcua C, Ray J, Zailer E, Diehl B, Gallo V, Todisco S, Ofuji K, Fujita K, Higano T, Geletneky C, Hausler T, Singh N, Yamamoto K, Kato T, Sawa R, Watanabe R, Iwamoto Y, Goda Y. Miura T, et al. Among authors: fujita k. Chem Pharm Bull (Tokyo). 2020 Sep 1;68(9):868-878. doi: 10.1248/cpb.c20-00336. Epub 2020 Jun 19. Chem Pharm Bull (Tokyo). 2020. PMID: 32565492 Free article.
Purity Determination of Cyclophosphamide Hydrate by Quantitative 31P-NMR and Method Validation.
Uchiyama N, Hosoe J, Sugimoto N, Ishizuki K, Koide T, Murabayashi M, Miyashita N, Kobayashi K, Fujimine Y, Yokose T, Ofuji K, Shimizu H, Hasebe T, Asai Y, Ena E, Kikuchi J, Kiyota K, Fujita K, Makino Y, Yasobu N, Iwamoto Y, Miura T, Mizui K, Asakura K, Suematsu T, Muto H, Kohama A, Goto T, Yasuda M, Ueda T, Goda Y. Uchiyama N, et al. Among authors: fujita k. Chem Pharm Bull (Tokyo). 2021 Jul 1;69(7):630-638. doi: 10.1248/cpb.c21-00109. Epub 2021 Apr 15. Chem Pharm Bull (Tokyo). 2021. PMID: 33853973 Free article.
Quantitative 31P-NMR for Purity Determination of Sofosbuvir and Method Validation.
Uchiyama N, Kiyota K, Hosoe J, Komatsu T, Sugimoto N, Ishizuki K, Koide T, Murabayashi M, Kobayashi K, Fujimine Y, Yokose T, Ofuji K, Shimizu H, Hasebe T, Asai Y, Ena E, Kikuchi J, Fujita K, Makino Y, Iwamoto Y, Miura T, Muto Y, Asakura K, Suematsu T, Muto H, Kohama A, Goto T, Yasuda M, Ueda T, Goda Y. Uchiyama N, et al. Among authors: fujita k. Chem Pharm Bull (Tokyo). 2022 Dec 1;70(12):892-900. doi: 10.1248/cpb.c22-00639. Epub 2022 Oct 12. Chem Pharm Bull (Tokyo). 2022. PMID: 36223954 Free article.
Inter-laboratory study for validation of a Japanese official analytical method for determination of patulin in apple juice.
Sugita-Konsihi Y, Tanaka T, Sugiura Y, Tabata S, Nakajima M, Sakurai H, Nakaie Y, Sato K, Kitani Y, Fujita K, Hayashi S, Iizuka T, Hirakawa Y, Mochizuki N, Hoshino M, Sato Y, Takahashi N, Takatori K. Sugita-Konsihi Y, et al. Among authors: fujita k. Shokuhin Eiseigaku Zasshi. 2005 Oct;46(5):224-7. doi: 10.3358/shokueishi.46.224. Shokuhin Eiseigaku Zasshi. 2005. PMID: 16305178 Free article.
[Development of an HPLC-UV Method for Free Asparagine in Grains].
Yokozeki T, Nishikawa K, Ogiso M, Fujita K. Yokozeki T, et al. Among authors: fujita k. Shokuhin Eiseigaku Zasshi. 2017;58(6):247-252. doi: 10.3358/shokueishi.58.247. Shokuhin Eiseigaku Zasshi. 2017. PMID: 29311443 Free article. Japanese.
5,211 results