3,5-二甲基-1H-吡咯-2,4-二羧酸4-叔丁酯2-乙酯

3,5-二甲基-1H-吡咯-2,4-二羧酸4-叔丁酯2-乙酯

4-O-tert-butyl 2-O-ethyl 3,5-dimethyl-1H-pyrrole-2,4-dicarboxylate

361380-77-0

C14H21NO4

267.32100

68.39000

2.76350

267.14700

1.509

187.8ºC

1.103g/cm3

386.8ºC at 760 mmHg

2933990090

2933990090. Heterocyclic compounds with nitrogen hetero-atom(s) only

品名, 成分含量, 用途, 乌洛托品请注明外观, 6－己内酰胺请注明外观, 签约日期

2933990090. 其他仅含氮杂原子的杂环化合物. 增值税率:17.0%. 退税率:13.0%. 监管条件:无. 最惠国关税:6.5%. 普通关税:20.0%

2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%