英语词典化工词典

9-methyl-1,4-dioxaspiro[4.4]nonan-8-one

9-methyl-1,4-dioxaspiro[4.4]nonan-8-one


  • 中文别名:6-甲基-1,4-二氧杂螺[4.4]壬烷-7-酮
  • 英文别名:9-methyl-1,4-dioxaspiro[4.4]nonan-8-one;
    2-methylcyclopentane-1,3-dione ethylene glycol monoacetal;
    6-methyl-1,4-dioxa-spiro[4.4]nonan-7-one;
    1,4-Dioxaspiro[4.4]nonan-7-one,6-methyl;
    monoethylene ketal of 2-methyl-1,3-cyclopentanedione 
  • CAS No.:54972-03-1
  • 分子式:C8H12O3
  • 分子量:156.17900
  • 精确分子量:156.07900
  • PSA:35.53000
  • InChI:The Key: QRHAZSGXQJZZRV-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%

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