英语词典化工词典

4H-1-Benzopyran-4-one,5,7-dihydroxy-3,6-dimethoxy-2-(4-methoxyphenyl)-

4H-1-Benzopyran-4-one,5,7-dihydroxy-3,6-dimethoxy-2-(4-methoxyphenyl)-


  • 中文别名:D-精氨酸,N2-[N-[N-[N-(N-L-酪氨酰甘氨酰)甘氨酰]-L-苯基丙氨酰]-L-亮氨酰]- (9CI)
  • 中文释义:D-精氨酸,N2-[N-[N-[N-(N-L-酪氨酰甘氨酰)甘氨酰]-L-苯基丙氨酰]-L-亮氨酰]- (9CI);santin
  • 英文别名:santin;
    5,7-dihydroxy-3,6-dimethoxy-2-(4-methoxy-phenyl)-chromen-4-one;
    Santin;
    5,7-Dihydroxy-3,6,4'-trimethoxyflavone;
    6-hydroxykaempherol 3,6,4'-trimethyl ether;
    Santin (flavonol);
    5,7-dihydroxy-3,6-dimethoxy-2-(4-methoxyphenyl)chromen-4-one;
    6-OH-kaempferol-3,6,4'-trimethylether 
  • CAS No.:27782-63-4
  • 分子式:C18H16O7
  • 分子量:0
  • 精确分子量:344.09000
  • PSA:98.36000
  • InChI:The Key: DWZAJFZEYZIHPO-UHFFFAOYSA-N
  • 分子结构式:

物化性质

密度:
1.45g/cm3
沸点:
597ºC at 760mmHg
闪点:
219.9ºC
折射率:
1.653
蒸汽压:
7.6E-15mmHg at 25°C

安全信息

密度:
1.45g/cm3
沸点:
597ºC at 760mmHg
闪点:
219.9ºC
折射率:
1.653
蒸汽压:
7.6E-15mmHg at 25°C

海关数据

中国海关编码:2914509090

概述:
2914509090 含其他含氧基的酮. 增值税率:17.0% 退税率:9.0% 监管条件:无 最惠国关税:5.5% 普通关税:30.0%
申报要素:
品名, 成分含量, 用途, 丙酮报明包装
摘要/Summary:
HS:2914509090 other ketones with other oxygen function VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:5.5% General tariff:30.0%

热门化工词典词汇