• Thumbnail for Osazone
    Osazone are a class of carbohydrate derivatives found in organic chemistry formed when reducing sugars are reacted with excess of phenylhydrazine at boiling...
    4 KB (308 words) - 17:39, 2 April 2024
  • Thumbnail for Hydrazone
    Phenylhydrazine reacts with reducing sugars to form hydrazones known as osazones, which was developed by German chemist Emil Fischer as a test to differentiate...
    11 KB (1,154 words) - 13:23, 20 October 2024
  • phenylhydrazine to characterize sugars via formation of hydrazones known as osazones with the sugar aldehyde. He also demonstrated in this first paper many...
    6 KB (358 words) - 19:42, 12 April 2024
  • Thumbnail for Hydrazines
    sugar's aldehyde groups lead to well crystallizing phenylhydrazones or osazones. Organohydrazines and their derivatives are numerous, especially when hydrazones...
    7 KB (657 words) - 15:45, 7 November 2024
  • Thumbnail for Emil Fischer
    phenylhydrazine reacted with sugars to form substances which he named osazones, and which, being highly crystalline and readily formed, served to identify...
    18 KB (1,777 words) - 17:22, 2 November 2024
  • unsaturation, cf. names for alkanes and alkenes. Pronounced as jué in Taiwan. . 脎 osazone 杀 shā 'kill' sà European pronunciation 噻唑 thiazole 塞 sāi 'to stop up' and...
    20 KB (1,157 words) - 20:55, 13 October 2024
  • relation between glucose, fructose and mannose by passage to a common osazone. January 27 – The National Geographic Society is founded in Washington...
    13 KB (1,245 words) - 04:44, 26 October 2024