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5-18-04-00571 (Beilstein Handbook Reference)

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%

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