Dear Sir, We have requirement for the following intermediates for 50-100Kgs monthly basis. 1. Tert-butyl (4R,6S)-6-(chloromethyl)-2,2-dimethyl-1,3-dioxan-4-yl]acetate 2. Tert-butyl (5S)-6-chloro-5-hydroxy-3-oxohexanoate 3. Tert-butyl 2-((4R,6S)-2,2-dimethyl-6-(2-oxoethyl)-1,3-dioxan-4-yl)acetate 4. (S)-4-chl Show More...