英语词典化工词典

2,5-Cyclohexadiene-1,4-dione,2,6-dibromo-

2,5-Cyclohexadiene-1,4-dione,2,6-dibromo-


  • 中文别名:2,6-二溴對苯醌
  • 中文释义:2,6-二溴對苯醌;2,6-二溴对苯醌
  • 英文别名:2,6-dibromocyclohexa-2,5-diene-1,4-dione;
    2,6-dibromoquinone;
    2.6-Dibrom-chinon;
    2,6-Dibrom-[1,4]benzochinon;
    2,6-Dibromobenzoquinone;
    EINECS 243-199-1;
    2,6-Dibromo-1,4-benzoquinone;
    2,6-Dibromobenzo-1,4-quinone;
    2,6-Dibromo-p-benzoquinone 
  • CAS No.:19643-45-9
  • 分子式:C6H2Br2O2
  • 分子量:265.89
  • 精确分子量:263.84200
  • PSA:34.14000
  • 分子结构式:

物化性质

密度:
2.4g/cm3
沸点:
277.3ºC at 760mmHg
闪点:
115.2ºC
折射率:
1.697
蒸汽压:
0.00457mmHg at 25°C

安全信息

密度:
2.4g/cm3
沸点:
277.3ºC at 760mmHg
闪点:
115.2ºC
折射率:
1.697
蒸汽压:
0.00457mmHg at 25°C

海关数据

中国海关编码:2914700090

概述:
2914700090 其他酮及醌的卤化、磺化衍生物(包括硝化和亚硝化衍生物). 增值税率:17.0% 退税率:9.0% 监管条件:无 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:
HS: 2914700090 halogenated, sulphonated, nitrated or nitrosated derivatives of ketones and quinones, whether or not with other oxygen function Tax rebate rate:9.0% Supervision conditions:none VAT:17.0% MFN tariff:5.5% General tariff:30.0%

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