英语词典化工词典

4H-1-Benzopyran-4-one,7,8-dihydroxy-3-phenyl-

4H-1-Benzopyran-4-one,7,8-dihydroxy-3-phenyl-


  • 中文别名:7,8-二羟基异黄酮
  • 英文别名:7,8-dihydroxy-3-phenyl-4H-1-benzopyran-4-one;
    7,8-dihydroxyisoflavone;
    7,8-Dihydroxy-3-phenyl-chromen-4-on;
    7,8-dihydroxy-3-phenyl-4H-chromen-4-one;
    7,8-Dihydroxy-isoflavon;
    7,8-dihydroxy-3-phenyl-chromen-4-one 
  • CAS No.:32396-64-8
  • 分子式:C15H10O4
  • 分子量:254.2375
  • 精确分子量:254.05800
  • PSA:70.67000
  • InChI:The Key: HNPAPWSBQJTTPD-UHFFFAOYSA-N
  • 分子结构式:

物化性质

海关代码:
2914400090

安全信息

海关代码:
2914400090

海关数据

中国海关编码:2914400090

概述:
2914400090 其他酮醇及酮醛。监管条件:无。增值税率:17.0%。退税率:9.0%。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:
2914400090 other ketone-alcohols and ketone-aldehydes。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:5.5%。General tariff:30.0%

热门化工词典词汇