英语词典化工词典

7-(diethylamino)-3-(hydroxymethyl)-4-methylchromen-2-one

7-(diethylamino)-3-(hydroxymethyl)-4-methylchromen-2-one


  • 中文别名:7-(二乙基氨基)-3-(羟基甲基)-4-甲基-2H-苯并吡喃-2-酮
  • 英文别名:7-(diethylamino)-3-(hydroxymethyl)-4-methylchromen-2-one;
    3-hydroxymethyl-4-methyl-7-diethylaminocoumarin;
    7-diethylamino-3-hydroxymethyl-4-methylcoumarin 
  • CAS No.:127321-51-1
  • 分子式:C15H19NO3
  • 分子量:261.31600
  • 精确分子量:261.13600
  • PSA:53.68000
  • InChI:The Key: XGPAGXKXJDKNMG-UHFFFAOYSA-N
  • 分子结构式:

物化性质

密度:
1.173g/cm3
沸点:
455.7ºC at 760 mmHg
闪点:
229.4ºC
折射率:
1.581
蒸汽压:
4.28E-09mmHg at 25°C

安全信息

密度:
1.173g/cm3
沸点:
455.7ºC at 760 mmHg
闪点:
229.4ºC
折射率:
1.581
蒸汽压:
4.28E-09mmHg at 25°C

海关数据

中国海关编码:2932209090

概述:
2932209090. 其他内酯. 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
摘要/Summary:
2932209090. other lactones. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

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