4,5-二氨基嘧啶

4,5-二氨基嘧啶

4,5-Diaminopyrimidine

13754-19-3

C4H6N4

110.11700

77.82000

0.80340

110.05900

棕色晶体

1.694

175.8ºC

4.94E-05mmHg at 25°C

204-206 °C(lit.)

1.368g/cm3

229 °C32 mm Hg(lit.)

2933599090

3

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

2933599090. 其他结构上有嘧啶环的化合物(包括其他结构上有哌嗪环的化合物. 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%

2933599090. other compounds containing a pyrimidine ring (whether or not hydrogenated) or piperazine ring in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%