deprotonation of ketones to form sodium enolates, phosphonium salts to form Wittig reagents, and formamidinium salts to form diaminocarbenes. It is also a...
38 KB (3,969 words) - 09:03, 30 May 2024
Strychnine total synthesis (section Ring VI synthesis)
hydroperoxide, the carbonyl group was then converted to an alkene in a Wittig reaction using Ph3P=CH2 and the TIPS group was hydrolyzed (TBAF) and replaced...
39 KB (4,087 words) - 03:50, 29 February 2024
leader in Regiment "von Stössel" (Alarm-Einheit (emergency unit) in the school VI for Fahnenjunker (cadets) of the infantry Metz)/Division-Nr. 462. Bruno Weiler's...
226 KB (4,812 words) - 05:21, 25 April 2024
Wisteria William Withering, British botanist – witherite Georg Wittig, German chemist – Wittig reaction Władysław II Jagiełło, Polish king – Jagiellonian...
97 KB (9,359 words) - 14:15, 22 August 2024
1977) June 13 – Paavo Nurmi, Finnish runner (d. 1973) June 16 – Georg Wittig, German chemist, Nobel Prize laureate (d. 1987) June 19 Cyril N. Hinshelwood...
38 KB (4,091 words) - 02:01, 18 August 2024