walk in closet,wardrobe closet,built in wardrobes,walk in wardrobe Guangdong Planet Cabinetry Co., Ltd. , https://www.cnplanetcabinetry.comBOC-D-Proline BOC-D-Proline BR Alias: N-tert-Butoxycarbonyl-D-Proline, Boc-D-Pro-OH Product number XY291483 Country of origin China Where to find the amino acid CAS number 37784-17-1 Empirical molecular formula C10H17NO4 Molecular weight 215.25 Product properties and attribute level BR content ≥99.0% Specific optical rotation + 59 ～ + 61 ° (C = 1, AcOH) Melting point 134 ～ 137 ° C Properties White fine powder crystal Purpose Biochemical research preservation RT