20-Hydroxyecdysone 25-acetate synthesis
- Product Name:20-Hydroxyecdysone 25-acetate
- CAS Number:22033-96-1
- Molecular formula:
- Molecular Weight:0
5289-74-7
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Yield:-
Steps:
Multi-step reaction with 4 steps
1.1: 72 h / 2 °C
1.2: 88 percent / phosphomolybdic acid / 0.17 h / 25 °C
2.1: 93 percent / DMAP; pyridine / 168 h / 40 °C
3.1: 94 percent / acetic acid; water / 48 h / 20 °C
4.1: acetic acid; water / 1.5 h / 20 °C
4.2: 96 percent / ZnCl2 / 5 h / 20 °C
References:
Galyautdinov;Nazmeeva;Savchenko;Ves'Kina;Nedopekin;Fatykhov;Khalilov;Odinokov [Russian Journal of Organic Chemistry,2004,vol. 40,# 5,p. 675 - 684]