中間體Piperidine-4-carboxylic acid   4-哌啶甲酸   498-94-2  ≥99%白色晶體粉末                                           
N-BOC- Piperidine-2-carboxylic acid N -Boc-2-哌啶甲酸   CAS: 98303-20-9 ≥ 98%  白色或類白色晶體粉末  
N-BOC- Piperidine-3-carboxylic acid N-BOC-3-哌啶甲酸    84358-12-3  ≥ 98%  白色或類白色晶體粉末
N-BOC- Piperidine-4-carboxylic acid N-BOC-4-哌啶甲酸  84358-13-4 ,174316-71-3 ≥98%  白色或類白色晶體粉末
N-Cbz- Piperidine-2-carboxylic acid N-Cbz-2-哌啶甲酸 71170-88-2 28697-07-6 ≥98%白色至類白色粉末        
N-Cbz- Piperidine-3-carboxylic acid N-Cbz-3-哌啶甲酸 78190-11-1 ≥98%白色至類白色粉末                            
N-Cbz- Piperidine-4-carboxylic acid  N-Cbz-4-哌啶甲酸   10314-98-4   ≥98%白色至類白色粉末