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8-ethyl-7-hydroxy-1,3-dimethylpurine-2,6-dione

更新时间:2024-09-25 11:11:08

8-ethyl-7-hydroxy-1,3-dimethylpurine-2,6-dione结构式
8-ethyl-7-hydroxy-1,3-dimethylpurine-2,6-dione结构式
委托求购
常用名 8-ethyl-7-hydroxy-1,3-dimethylpurine-2,6-dione 英文名 8-ethyl-7-hydroxy-1,3-dimethylpurine-2,6-dione
CAS号 4227-23-0 分子量 224.21700
密度 1.52g/cm3 沸点 473.7ºC at 760 mmHg
分子式 C9H12N4O3 熔点 N/A
MSDS N/A 闪点 240.3ºC

 名称

英文名 8-ethyl-7-hydroxy-1,3-dimethylpurine-2,6-dione
英文别名 更多

 物理化学性质

密度 1.52g/cm3
沸点 473.7ºC at 760 mmHg
分子式 C9H12N4O3
分子量 224.21700
闪点 240.3ºC
精确质量 224.09100
PSA 82.05000
折射率 1.685

 安全信息

海关编码 2933990090

 海关

海关编码 2933990090
中文概述 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%
申报要素 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
Summary 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%

 英文别名

Theophylline,8-ethyl-7-hydroxy
8-Ethyl-7-hydroxytheophylline
1,3-Dimethyl-7-hydroxy-8-aethyl-xanthin
7-Hydroxy-8-ethyl-theophyllin
GD 073
hydroxyethyltheophylline
7-Hydroxy-8-aethyltheophyllin
8-ethyl-7-hydroxy-1,3-dimethyl-3,7-dihydro-purine-2,6-dione