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LXXIII.?New halogen derivatives of camphor. Part II. ??-Bromocamphor

✍ Scribed by Lowry, Thomas Martin; Steele, Victor; Burgess, Henry


Book ID
120620173
Publisher
The Royal Society of Chemistry
Year
1922
Tongue
English
Weight
606 KB
Volume
121
Category
Article
ISSN
0368-1645

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Asymmetric halogenation of camphor-10-su
✍ Wolfgang Oppolzer; Philip Dudfield πŸ“‚ Article πŸ“… 1985 πŸ› Elsevier Science 🌐 French βš– 245 KB

Successive treatment of chiral esters J\_ with LDA/Me3SiCl and NBS or NCS gave crystalline a-haloesters 2 which furnished halohydrins 4 and terminal epoxides 2 in high e.e.. The practical, chiral auxiliaries Xa and Xb (Scheme 1) confer high II-face differentiation to Diels-Alder-l and organocopper a