abstract |
(57) [Summary] [Structure] Formula (I): (X: chlorine, bromine, iodine, hydroxyl group, R: C1-15 alkoxy group; C5-15 alkylamino group; C5-12 cycloalkoxy group or cycloalkylamino group; C 7 to 14 phenoxy or phenylalkoxy groups; and the formula: And a compound having such a 3 (R) configuration. [Effect] The present invention provides an optically active intermediate useful for the production of L-carnitine. |