3-甲基吡咯-2,4-二羧酸

3-甲基吡咯-2,4-二羧酸

3-Methyl-1H-pyrrole-2,4-dicarboxylic acid

3780-41-4

C7H7NO4

169.13500

90.39000

0.71950

169.03800

1.641

245.4ºC

1.55g/cm3

482.1ºC 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%