21958-17-8

• 常用中文名：3,4-dibromo-2-(4-butoxyphenyl)-2H-furan-5-one
• 常用英文名：3,4-dibromo-2-(4-butoxyphenyl)-2H-furan-5-one
• CAS号：21958-17-8
• 分子式：C₁₄H₁₄Br₂O₃
• 分子量：390.06700
• 发布时间：2016-09-07 23:04:13
• 更新时间：2025-08-31 14:27:25

名称

• 英文名: 3,4-dibromo-2-(4-butoxyphenyl)-2H-furan-5-one
• 英文别名: Frolon; 3,4-dibromo-5-(4-butoxyphenyl)furan-2(5h)-one; 3,4-Dibromo-5-(4-butoxyphenyl)-2(5H)-furanone; 2(5H)-Furanone,3,4-dibromo-5-(4-butoxyphenyl); 3,4-dibromo-5-(4-butoxy-phenyl)-5H-furan-2-one

物化性质

• 密度: 1.681g/cm3
• 沸点: 469.4ºC at 760mmHg
• 分子式: C₁₄H₁₄Br₂O₃
• 分子量: 390.06700
• 闪点: 237.7ºC
• 精确质量: 387.93100
• PSA: 35.53000
• LogP: 4.46480
• 蒸汽压: 5.51E-09mmHg at 25°C
• 折射率: 1.609

毒性和生态

CHEMICAL IDENTIFICATION RTECS NUMBER : LU3492250 CHEMICAL NAME : 2(5H)-Furanone, 3,4-dibromo-5-(4-butoxyphenyl)- CAS REGISTRY NUMBER : 21958-17-8 LAST UPDATED : 199703 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C14-H14-Br2-O3 MOLECULAR WEIGHT : 390.10 HEALTH HAZARD DATA ACUTE TOXICITY DATA TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 16 gm/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : USXXAM United States Patent Document. (U.S. Patent Office, Box 9, Washington, DC 20231) Volume(issue)/page/year: #3873575