国产女人喷潮视频在线观看,国产精品欧美成人片,91九色国产成人久久精品,成在线人免费无码高潮喷水,亚洲日韩成人无码不卡网站,久久久久国产一级毛片高清板,国产一二视频,丰满少妇av无码区,久久永久免费人妻精品我不卡 ,国产伦子系列沙发午睡

"2,6-二甲基-4-(4,4,5,5-四甲基-1,3,2-二噁硼烷-2-基)-5,6-二氫吡啶-1(2H)-羧酸叔丁酯"

• 純度：95%
• 貨期：2-3天
• 包裝規(guī)格：100mg/瓶
• ￥1650.00元/瓶
• 查看購買

"2,6-二甲基-4-(4,4,5,5-四甲基-1,3,2-二噁硼烷-2-基)-5,6-二氫吡啶-1(2H)-羧酸叔丁酯"

• 純度：95%
• 貨期：2-3天
• 包裝規(guī)格：250mg/瓶
• ￥3160.00元/瓶
• 查看購買

"2,6-二甲基-4-(4,4,5,5-四甲基-1,3,2-二噁硼烷-2-基)-5,6-二氫吡啶-1(2H)-羧酸叔丁酯"

• 純度：95%
• 貨期：2-3天
• 包裝規(guī)格：1g/瓶
• ￥7900.00元/瓶
• 查看購買

tert-Butyl 2,6-dimethyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-5,6-dihydropyridine-1(2H)-carboxylate

• 純度：98%
• 貨期：需咨詢
• 包裝規(guī)格：5g/10/g/50g/100/500g/1000g
• 需詢盤
• 查看購買

tert-Butyl 2,6-dimethyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-5,6-dihydropyridine-1(2H)-carboxylate

• 純度：>98%
• 貨期：需咨詢
• 包裝規(guī)格：50,100，500或按客戶要求
• 需詢盤
• 查看購買

tert-Butyl 2,6-dimethyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-5,6-dihydropyridine-1(2H)-carboxylate

• 純度：95+%
• 貨期：5天
• 包裝規(guī)格：1克/瓶
• ￥10764.00元/瓶
• 查看購買

tert-Butyl 2,6-dimethyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-5,6-dihydropyridine-1(2H)-carboxylate

• 純度：95+%
• 貨期：15天
• 包裝規(guī)格：1g/瓶
• ￥10764.00元/瓶
• 查看購買

tert-Butyl 2,6-dimethyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-5,6-dihydropyridine-1(2H)-carboxylate

• 純度：未測
• 貨期：需咨詢
• 包裝規(guī)格：1g
• 需詢盤
• 查看購買

tert-Butyl 2,6-dimethyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-5,6-dihydropyridine-1(2H)-carboxylate

• 純度：98%
• 貨期：需咨詢
• 包裝規(guī)格：5g/10/g/50g/100/500g/1000g
• 需詢盤
• 查看購買

tert-Butyl 2,6-dimethyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-5,6-dihydropyridine-1(2H)-carboxylate

• 純度：98%
• 貨期：需咨詢
• 包裝規(guī)格：5g/10/g/50g/100/500g/1000g
• 需詢盤
• 查看購買