5,8-二羟基黄酮
- 中文名称:
- 5,8-二羟基黄酮
- 中文别名:
-
- 英文名称:
- 4H-1-Benzopyran-4-one,5,8-dihydroxy-2-phenyl-
- 英文别名:
- primetin;
FLAVONE,5,8-DIHYDROXY;
5,8-dihydroxy-2-phenylchromen-4-one;
5,8-Dihydroxy-2-phenyl-4H-1-benzopyran-4-one;
Primetin;
5,8-dihydroxy-2-phenyl-chromen-4-one;
5,8-Dihydroxy-2-phenyl-chromen-4-on;
5,8-dihydroxyflavone;
5,8-Dihydroxyflavon
- CAS No.:
- 548-58-3
- 分 子 式:
-
C15H10O4
- 分 子 量:
- 0
- 精确分子量:
- 254.05800
- PSA:
- 70.67000
- InChI:
- The Key: KYLWJAUHHPTDDH-UHFFFAOYSA-N3
- 分子结构式:
-
- SDS:
- 查看
5,8-二羟基黄酮 物化性质
- 密度:
- 1.443g/cm3
- 沸点:
- 497.4ºC at 760mmHg
- 闪点:
- 194.8ºC
- 折射率:
- 1.698
5,8-二羟基黄酮 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%