5-18-04-00571 (Beilstein Handbook Reference)
- 中文别名:去甲汉黄芩素
- 中文释义:5,7,8-三羟基黄酮;去甲汉黄芩素
- 英文别名:norwogonin;
Norwogonin;
5,7,8-Trihydroxyflavone;
5,7,8-trihydroxy-2-phenyl-chromen-4-one;
FLAVONE,5,7,8-TRIHYDROXY;
2-Phenyl-5,7,8-trihydroxy-4H-1-benzopyran-4-one;
5,7,8-trihydroxy-2-phenylchromen-4-one;
5,7,8-Trihydroxy-2-phenyl-chromen-4-on
- CAS No.:4443-09-8
- 分子式:C15H10O5
- 分子量:270.24
- 精确分子量:270.05300
- PSA:90.90000
- InChI:The Key: ZFKKRRMUPBBYRS-UHFFFAOYSA-N
- 分子结构式:
物化性质
- 密度:
- 1.548g/cm3
- 沸点:
- 528.4ºC at 760 mmHg
- 闪点:
- 206ºC
- 折射率:
- 1.732
安全信息
- 密度:
- 1.548g/cm3
- 沸点:
- 528.4ºC at 760 mmHg
- 闪点:
- 206ºC
- 折射率:
- 1.732
毒理性
CHEMICAL IDENTIFICATION
- RTECS NUMBER :
- LK9276100
- CHEMICAL NAME :
- Flavone, 5,7,8-trihydroxy-
- CAS REGISTRY NUMBER :
- 4443-09-8
- BEILSTEIN REFERENCE NO. :
- 0272168
- LAST UPDATED :
- 199612
- DATA ITEMS CITED :
- 1
- MOLECULAR FORMULA :
- C15-H10-O5
- MOLECULAR WEIGHT :
- 270.25
- WISWESSER LINE NOTATION :
- T66 BO EVJ CR& GQ IQ JQ
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
MUTATION DATA
- TYPE OF TEST :
- Mutation in microorganisms
- TEST SYSTEM :
- Bacteria - Salmonella typhimurium
- DOSE/DURATION :
- 1 nmol/plate
- REFERENCE :
- ENMUDM Environmental Mutagenesis. (New York, NY) V.1-9, 1979-87. For publisher information, see EMMUEG. Volume(issue)/page/year: 5,474,1983
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%