英语词典化工词典

5-HYDROXY-2,2-DIMETHYL-2H-CHROMENE-6-CARBALDEHYDE

5-HYDROXY-2,2-DIMETHYL-2H-CHROMENE-6-CARBALDEHYDE


  • 中文别名:5-羟基-22-二甲基-2H-色烯-6-甲醛
  • 中文释义:5-羟基-2,2-二甲基-2H-色烯-6-甲醛
  • 英文别名:5-hydroxy-2,2-dimethylchromene-6-carbaldehyde;
    formyl 2,2-dimethyl-chromen;
    5-HYDROXY-2,2-DIMETHYL-2H-CHROMENE-6-CARBALDEHYDE;
    dimethyl-2,2 formyl-6 hydroxy-5 2H-chromene;
    6-formyl-5-hydroxy-2,2-dimethyl-2H-benzopyran;
    6-formyl-5-hydroxy-2,2-dimethyl-2H-1-benzopyran;
    6-formyl-2,2-dimethylchromen-5-ol 
  • CAS No.:54287-99-9
  • 分子式:

  • 分子量:204.22188
  • 精确分子量:204.07900
  • PSA:46.53000
  • InChI:The Key: VLHVXYPFWRHKHE-UHFFFAOYSA-N
  • 分子结构式:

物化性质

密度:
1.208g/cm3
沸点:
309.965ºC at 760 mmHg
闪点:
117.82ºC
折射率:
1.597

安全信息

密度:
1.208g/cm3
沸点:
309.965ºC at 760 mmHg
闪点:
117.82ºC
折射率:
1.597

海关数据

中国海关编码:2912491000

概述:
2912491000. 醛醇. 增值税率:17.0%. 退税率:13.0%. 监管条件:无. 最惠国关税:5.5%. 普通关税:30.0%
摘要/Summary:
2912491000. other aldehyde-alcohols. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:5.5%. General tariff:30.0%

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