78050-52-9

• 常用中文名：1-(5-Bromo-2,4-dihydroxyphenyl)-3-(4-methoxyphenyl)-2-propen-1-one
• 常用英文名：1-(5-Bromo-2,4-dihydroxyphenyl)-3-(4-methoxyphenyl)-2-propen-1-one
• CAS号：78050-52-9
• 分子式：C₁₆H₁₃BrO₄
• 分子量：349.17600
• 发布时间：2016-05-26 13:19:13
• 更新时间：2024-04-03 10:31:29

名称

• 英文名: (2E)-1-(5-Bromo-2,4-dihydroxyphenyl)-3-(4-methoxyphenyl)-2-propen -1-one
• 英文别名: 5'-Brom-2',4'-dihydroxy-4-methoxy-chalkon; 5-Brom-2,4-dihydroxy-3-methoxy-acetophenon

物化性质

• 密度: 1.539g/cm3
• 沸点: 536.3ºC at 760 mmHg
• 分子式: C₁₆H₁₃BrO₄
• 分子量: 349.17600
• 闪点: 278.2ºC
• 精确质量: 348.00000
• PSA: 66.76000
• LogP: 3.76500
• 折射率: 1.674

毒性和生态

CHEMICAL IDENTIFICATION RTECS NUMBER : UD5572860 CHEMICAL NAME : 2-Propen-1-one, 1-(5-bromo-2,4-dihydroxyphenyl)-3-(4-methoxyphenyl)- CAS REGISTRY NUMBER : 78050-52-9 LAST UPDATED : 198909 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C16-H13-Br-O4 MOLECULAR WEIGHT : 349.20 HEALTH HAZARD DATA ACUTE TOXICITY DATA TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Unreported SPECIES OBSERVED : Mammal - species unspecified DOSE/DURATION : 270 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : PCJOAU Pharmaceutical Chemistry Journal (English Translation). Translation of KHFZAN. (Plenum Pub. Corp., 233 Spring St., New York, NY 10013) No.1- 1967- Volume(issue)/page/year: 20,406,1986

安全

• 海关编码: 2914700090

合成路线

60965-25-5 123-11-5 ~91% 78050-52-9

文献：Yakovenko, V. I.; Oganesyan, E. T.; Dorofeenko, G. N. Chemistry of Heterocyclic Compounds (New York, NY, United States), 1981 , vol. 17, # 2 p. 115 - 118 Khimiya Geterotsiklicheskikh Soedinenii, 1981 , vol. 17, # 2 p. 170 - 173

海关

海关编码	2914700090
中文概述	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
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%