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供应1-甲基-4-哌啶甲酸甲酯1690-75-1 中间体 Methyl N-methylPiperidine-4-carboxylate 1-甲基-4-哌啶甲酸甲酯1690-75-1 98% 浅黄色液体中间体 Ethyl 1-methyl piperidine-2-carboxylate 1-甲基-2-哌啶甲酸乙酯3*27-18-5 98%浅黄色液体中间体 Ethyl 1-methyl piper
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2016-10-27 |
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供应1-甲基-2-哌啶甲酸乙酯3*27-18-5 中间体 Ethyl 1-methyl piperidine-2-carboxylate 1-甲基-2-哌啶甲酸乙酯3*27-18-5 98%浅黄色液体中间体 Ethyl 1-methyl piperidine-3-carboxylate 1-甲基-3-哌啶甲酸乙酯 5166-67-6 98%浅黄色液体中间体Ethyl 1-methyl piperi
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2016-10-27 |
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供应1-甲基-2-哌啶甲酸甲酯 3*27-18-3 中间体 Methyl 1-methylPiperidine-2-carboxylate 1-甲基-2-哌啶甲酸甲酯 3*27-18-3 98% 浅黄色液体中间体 Methyl N-methylPiperidine-3-carboxylate 1-甲基-3-哌啶甲酸甲酯1690-72-8 98% 浅黄色液体中间体 Methyl N-methylPip
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2016-10-26 |
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供应1-甲基-3-哌啶甲酸甲酯1690-72-8 中间体 Methyl N-methylPiperidine-3-carboxylate 1-甲基-3-哌啶甲酸甲酯1690-72-8 98% 浅黄色液体中间体 Methyl N-methylPiperidine-4-carboxylate 1-甲基-4-哌啶甲酸甲酯1690-75-1 98% 浅黄色液体中间体 Ethyl 1-methyl pipe
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2016-10-26 |
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供应3-哌啶甲酸乙酯(盐酸盐) 5006-62-2 中间体 Ethylpiperidine-3-carboxylate 3-哌啶甲酸乙酯(盐酸盐) 5006-62-2 71962-74-8 99% 哌啶-3-羧酸乙酯 浅黄色液体中间体 Ethylpiperidine-2-carboxylate 2-哌啶甲酸乙酯(盐酸盐) 15862-72-3 99% 哌啶-2-羧酸乙酯 浅黄
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2016-10-25 |
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供应2-哌啶甲酸乙酯(盐酸盐) 15862-72-3 中间体 Ethylpiperidine-2-carboxylate 2-哌啶甲酸乙酯(盐酸盐) 15862-72-3 99% 哌啶-2-羧酸乙酯 浅黄色液体中间体 Methyl 1-methylPiperidine-2-carboxylate 1-甲基-2-哌啶甲酸甲酯 3*27-18-3 98% 浅黄色液体 中间体 Methyl
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2016-10-25 |
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供应东莨菪醇盐酸盐 85700-55-6 中间体 scopine hydrochloride 东莨菪醇盐酸盐 85700-55-6 98% 白色或类白色粉末中间体 Ethylpiperidine-4-carboxylate 4-哌啶甲酸乙酯(盐酸盐) 1126-09-6 99% 哌啶-4-羧酸乙酯浅黄色液体中间体 Ethylpiperidine-3-carboxyla
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2016-10-25 |
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供应4-哌啶甲酸乙酯(盐酸盐)1126-09-6 中间体 Ethylpiperidine-4-carboxylate 4-哌啶甲酸乙酯(盐酸盐) 1126-09-6 99% 哌啶-4-羧酸乙酯浅黄色液体中间体 Ethylpiperidine-3-carboxylate 3-哌啶甲酸乙酯(盐酸盐) 5006-62-2 71962-74-8 99% 哌啶-3-羧酸乙酯浅黄色
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2016-10-25 |