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Pyrimido[4,5-d]pyrimidine-4(3H)-thione,7-methyl-

更新时间:2025-10-05 11:25:10

Pyrimido[4,5-d]pyrimidine-4(3H)-thione,7-methyl-结构式
Pyrimido[4,5-d]pyrimidine-4(3H)-thione,7-methyl-结构式
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常用名 Pyrimido[4,5-d]pyrimidine-4(3H)-thione,7-methyl- 英文名 Pyrimido[4,5-d]pyrimidine-4(3H)-thione,7-methyl-
CAS号 7403-30-7 分子量 178.21400
密度 1.55g/cm3 沸点 345.5ºC at 760mmHg
分子式 C7H6N4S 熔点 N/A
MSDS N/A 闪点 162.8ºC

 名称

英文名 2-methyl-8H-pyrimido[4,5-d]pyrimidine-5-thione
英文别名 更多

 物理化学性质

密度 1.55g/cm3
沸点 345.5ºC at 760mmHg
分子式 C7H6N4S
分子量 178.21400
闪点 162.8ºC
精确质量 178.03100
PSA 86.55000
LogP 1.39080
折射率 1.799

 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

7-Methyl-3H-pyrimido[4,5-d]pyrimidin-4-thion
7-methyl-3H,4H-pyrimido[4,5-d][1,3]diazine-4-thione
7-methyl-3H-pyrimido[4,5-d]pyrimidine-4-thione
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