𝔖 Bobbio Scriptorium
✦   LIBER   ✦

[Z]-4-alkylidene-1,3,2-benzodioxaphosphorinane 2-oxides from stereospecific cyclization of 2-alkylketophenyl phosphonates and phosphates

✍ Scribed by Shinkichi Tawata; Masayoshi Eto; John E. Casida


Publisher
Elsevier Science
Year
1982
Tongue
English
Weight
299 KB
Volume
11
Category
Article
ISSN
0045-2068

No coin nor oath required. For personal study only.


πŸ“œ SIMILAR VOLUMES


Highly Selective Synthesis of [(Z)-3-Chl
✍ Guangke He; Yihua Yu; Chunling Fu; Shengming Ma πŸ“‚ Article πŸ“… 2009 πŸ› John Wiley and Sons 🌐 English βš– 295 KB

## Abstract The reactions of monosubstituted 1,2‐alkadienylphosphonates with PhSeCl in THF or dioxane/H~2~O (10:1) at 70 Β°C afforded the selenochlorination products [(__Z__)‐3‐chloro‐2‐(phenylselanyl)‐1‐alkenyl]phosphonates with very high chemo‐ and stereoselectivity, whereas the same reaction with