英语词典化工词典

2-Naphthalenebutanoicacid, 1,4-dihydro-a,3-dimethyl-1,4-dioxo-

2-Naphthalenebutanoicacid, 1,4-dihydro-a,3-dimethyl-1,4-dioxo-


  • 中文别名:2-甲基-4-(3-甲基-1,4-二氧代萘-2-基)丁酸
  • 英文别名:2-methyl-4-(3-methyl-1,4-dioxonaphthalen-2-yl)butanoic acid;
    Vitamin K1 aglycone II;
    5C-aglycone;
    1,4-dihydro-a,3-dimethyl-1,4-dioxo-2-Naphthalenebutanoate;
    1,4-dihydro-a,3-dimethyl-1,4-dioxo-2-Naphthalenebutanoic acid;
    Phylloquinone aglycone II 
  • CAS No.:34927-45-2
  • 分子式:C16H16O4
  • 分子量:0
  • 精确分子量:272.10500
  • PSA:71.44000
  • InChI:The Key: ALLYVKRLOHDVKI-UHFFFAOYSA-N
  • 分子结构式:

物化性质

密度:
1.234g/cm3
沸点:
472.4ºC at 760mmHg
闪点:
253.6ºC
折射率:
1.569

安全信息

密度:
1.234g/cm3
沸点:
472.4ºC at 760mmHg
闪点:
253.6ºC
折射率:
1.569

海关数据

中国海关编码:2918300090

概述:
2918300090 其他含醛基或酮基不含其他含氧基羧酸(包括酸酐、酰卤化物、过氧化物和过氧酸及该税号的衍生物). 增值税率:17.0% 退税率:9.0% 监管条件:无 最惠国关税:6.5% 普通关税:30.0%
申报要素:
品名, 成分含量, 用途
摘要/Summary:
2918300090 other carboxylic acids with aldehyde or ketone function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0%

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