中間體 Methyl 1-methyl Piperidine-2-carboxylate 1-甲基-2-哌啶甲酸甲酯 1690-74-0 30727-18-3 ≥98% 淺黃色液體 中間體 Methyl N-methyl Piperidine-3-carboxylate 1-甲基-3-哌啶甲酸甲酯1690-72-8 ≥98% 淺黃色液體中間體 Methyl N-methyl Piperidine-4-carboxylate 1-甲基-4-哌啶甲酸甲酯1690-75-1 ≥98% 淺黃色液體中間體 Ethyl 1-methyl piperidine-2-carboxylate 1-甲基-2-哌啶甲酸乙酯30727-18-5≥98%淺黃色液體中間體Ethyl 1-methyl piperidine-3-carboxylate 1-甲基-3-哌啶甲酸乙酯 5166-67-6 ≥98%淺黃色液體中間體Ethyl 1-methyl piperidine-4-carboxylate 1-甲基-4-哌啶甲酸乙酯 24252-37-7 ≥98% 淺黃色液體 中間體 Methyl N-Boc-piperidine-2-carboxylate N-Boc-2-哌啶甲酸甲酯 167423-93-0 ≥99%淺黃色粘稠液體 中間體 Methyl N-Boc-piperidine-3-carboxylate N-Boc-3-哌啶甲酸甲酯 148763-41-1 ≥99%淺黃色粘稠液體 中間體Methyl N-Boc-piperidine-4-carboxylate N-Boc-4-哌啶甲酸甲酯 124443-68-1 ≥99%淺黃色粘稠液體 中間體Ethyl N-Boc-piperidine-2-carboxylate N-Boc-2-哌啶甲酸乙酯 362703-48-8 ≥99%淺黃色粘稠液體 中間體Ethyl N-Boc-piperidine-3-carboxylate N-Boc-3-哌啶甲酸乙酯 130250-54-3 ≥99%淺黃色粘稠液體 中間體Ethyl N-Boc-piperidine-4-carboxylate N-Boc-4-哌啶甲酸乙酯142851-03-4 ≥99% 淺黃色粘稠液體 中間體Methyl N-Cbz-piperidine-2-carboxylate N-Cbz-2-哌啶甲酸甲酯180609-56-7≥98% 淺黃色液體中間體Methyl N-Cbz-piperidine-3-carboxylate N-Cbz-3-哌啶甲酸甲酯174543-74-9≥98% 淺黃色液體 中間體Methyl N-Cbz-piperidine-4-carboxylate N-Cbz-4-哌啶甲酸甲酯 138163-07-2 ≥98% 淺黃色液體中間體Ethyl N-Cbz-piperidine-2-carboxylate N-Cbz-2-哌啶甲酸乙酯 ≥98% 淺黃色液體中間體Ethyl N-Cbz-piperidine-3-carboxylate N-Cbz-3-哌啶甲酸乙酯 ≥98% 淺黃色液體 Ethyl N-Cbz-piperidine-4-carboxylate N-Cbz-4-哌啶甲酸乙酯 160809-38-1≥98% 淺黃色液體中間體 Methyl 1-benzylpiperidine-4-carboxylate 1-芐基-4-哌啶甲酸甲酯10315-06-7 ≥98%淺黃色粘稠液體中間體 Ethyl 1-benzylpiperidine-3-carboxylate 1-芐基-3-哌啶甲酸乙酯 72551-53-2≥98%淺黃色粘稠液體中間體 Ethyl 1-benzylpiperidine-4-carboxylate 1-芐基-4-哌啶甲酸乙酯 24228-40-8 ≥98%淺黃色粘稠液體中間體N-BOC-2-carboxyaldehyde N-BOC-2-哌啶甲醛 157634-02-1 ≥98% 白色固體 中間體N-BOC-3-carboxyaldehyde N-BOC-3-哌啶甲醛 118156-93-7 ≥98% 白色固體中間體N-BOC-4-carboxyaldehyde N-BOC-4-哌啶甲醛 137076-22-3 ≥98% 白色固體 中間體4-Piperidone Monohydrate Hydrochloride 4-哌啶酮水合鹽酸鹽 40064-34-4 ≥99% 白色晶體粉末 1-benzyl-4-piperidone 1-芐基-4-哌啶酮 3612-20-2 ≥99% 棕黃色透明液體中間體1-methyl -4-piperidone 1-甲基-4-哌啶酮 1445-73-4 ≥98% 淺黃色透明液體 N-(tert-Butoxycarbonyl)-4-piperidone N-Boc-4-哌啶酮 79099-07-3 ≥99% 白色至類白色晶體粉末 1-(Benzyloxycarbonyl)-4-piperidinone N-Cbz-4-哌啶酮（N-芐氧羰基-4-哌啶酮） 19099-93-5 ≥98% 淺黃色液體 中間體N-Boc-DL-proline N-BOC-DL-脯氨酸 59433-50-0 ≥99% 白色至類白色粉末中間體 DL -proline methyl ester DL-脯氨酸甲酯 ≥99% 淺黃色液體 中間體 N-Boc-DL-proline methyl ester N-BOC-DL-脯氨酸甲酯 ≥99% 淺黃色液體