• Thumbnail for Nagai Nagayoshi
    Nagai Nagayoshi (長井 長義, August 8, 1844 – February 10, 1929) was a Japanese pharmacist, best known for his study of ephedrine. Nagai was born in Myōdō...
    5 KB (509 words) - 21:51, 2 January 2023
  • methamphetamine was synthesized from ephedrine in 1893 by Japanese chemist Nagai Nagayoshi. Three decades later, in 1919, methamphetamine hydrochloride was synthesized...
    34 KB (2,388 words) - 16:23, 30 June 2024
  • phenylisopropylamine. Around the same time, Japanese organic chemist Nagai Nagayoshi isolated ephedrine from the Chinese ephedra plant and later developed...
    93 KB (10,138 words) - 20:41, 19 July 2024
  • Thumbnail for Methamphetamine
    methamphetamine was synthesized from ephedrine in 1893 by Japanese chemist Nagai Nagayoshi. Three decades later, in 1919, methamphetamine hydrochloride was synthesized...
    150 KB (14,766 words) - 06:59, 15 July 2024
  • Thumbnail for Ephedra (plant)
    Ephedra distachya and characterized by the Japanese organic chemist Nagai Nagayoshi. His work to access Ephedra's active ingredients to isolate a pure...
    33 KB (2,420 words) - 22:05, 6 April 2024
  • Thumbnail for Empire of Japan
    Ine (1827–1903) Nagayo Sensai (1838–1902) Tanaka Yoshio (1838–1916) Nagai Nagayoshi (1844–1929) Miyake Hiizu (1848–1938) Takaki Kanehiro (1849–1920) Kitasato...
    140 KB (15,494 words) - 02:04, 22 July 2024
  • mobile ICBM (RT-21 Temp 2S), first reliable mobile ICBM (RT-2PM Topol) Nagai Nagayoshi (1844–1929), Japan – Methamphetamine James Naismith (1861–1939), Canadian...
    106 KB (11,974 words) - 00:00, 21 July 2024
  • Thumbnail for Ephedrine
    synthesis of ephedrine was first accomplished by Japanese organic chemist Nagai Nagayoshi based on his research on traditional Japanese and Chinese herbal medicines...
    46 KB (4,568 words) - 14:05, 15 July 2024
  • synthesis of ephedrine was first accomplished by Japanese organic chemist Nagai Nagayoshi. Epinephrine (Adrenaline) Japanese chemist Jōkichi Takamine and his...
    129 KB (13,774 words) - 19:29, 20 July 2024
  • Thumbnail for Traditional Chinese medicine
    synthesis of ephedrine was first accomplished by Japanese organic chemist Nagai Nagayoshi based on his research on Japanese and Chinese traditional herbal medicines...
    217 KB (22,628 words) - 08:26, 14 July 2024