METHOD FOR THE ASYMMETRICAL SYNTHESIS OF S-ACYLATED DERIVATIVES OF 2-MERCAPTOMETHYL 3-PHENYL PROPANOIC ACID, AND USE THEREOF FOR SYNTHESISING N-(MERCAPTOACYL) AMINO ACID DERIVATIVES

摘要

Jack-up platform structure (1) comprising: a first (3) and a second (4) vertical mast each equipped with a rack (12,13); a first (14) and a second (15) mobile carriage running the length of the first and second masts repectively and each comprising, for the one part, a pinion driven in rotation by a motor and engaged with the rack of the masts and, secondly, a support; a platform (16) carried by the supports of the first and second carriages stretching between the first and second masts, characterised in that the platform is rigid and in that the supports of the first and second carriages comprise shafts arranged perpendicular to the rack of the first and second masts respectively. 185 כ" ד באדר התשס" א - March 19, 2001