2051-62-9

• 常用中文名：4-氯联苯
• 常用英文名：4-Chlorobiphenyl
• CAS号：2051-62-9
• 分子式：C₁₂H₉Cl
• 分子量：188.653
• 相关类别： 分析化学 食品安全 二噁英，多氯联苯，呋喃
• 发布时间：2018-04-17 08:00:00
• 更新时间：2025-08-21 11:24:34
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名称

• 中文名: 4-氯联苯
• 英文名: 4-chlorobiphenyl
• 中文别名: 对氯联苯; 4-氯-1,1'-联苯; 4-氯二苯
• 英文别名: 4-Chloro-1,1'-biphenyl; 1-chloro-4-phenylbenzene; 4-Chlorobiphenyl; Biphenyl,4-chloro; p-Chlorodiphenyl; 4-Monochlorobiphenyl; 4-chlorophenylbenzene; 1,1'-Biphenyl,4-chloro; MFCD00013640; p-Cl-C6H4-Ph; 4-(4'-Chlorophenyl)benzene; p-Chlorobiphenyl; EINECS 218-127-7; 4-Chlorodiphenyl; 4-ClC6H4C6H5; 1,1'-Biphenyl, 4-chloro-; para-chlorobiphenyl

物化性质

• 密度: 1.1±0.1 g/cm3
• 沸点: 289.0±9.0 °C at 760 mmHg
• 熔点: 77.7ºC
• 分子式: C₁₂H₉Cl
• 分子量: 188.653
• 闪点: 127.0±8.6 °C
• 精确质量: 188.039276
• LogP: 4.55
• 外观性状: 透明至淡黄色结晶粉末
• 蒸汽压: 0.0±0.6 mmHg at 25°C
• 折射率: 1.583
• 储存条件: 库房通风低温干燥,与氧化剂、食品原料分开储运
• 水溶解性: <0.1 g/100 mL at 22 ºC

毒性和生态

CHEMICAL IDENTIFICATION RTECS NUMBER : DV2080000 CHEMICAL NAME : Biphenyl, 4-chloro- CAS REGISTRY NUMBER : 2051-62-9 LAST UPDATED : 199710 DATA ITEMS CITED : 4 MOLECULAR FORMULA : C12-H9-Cl MOLECULAR WEIGHT : 188.66 WISWESSER LINE NOTATION : GR DR HEALTH HAZARD DATA ACUTE TOXICITY DATA TYPE OF TEST : LDLo - Lowest published lethal dose ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Mammal - species unspecified DOSE/DURATION : 3500 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 150 mg/kg/3D-I TOXIC EFFECTS : Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - other esterases Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - other hydrolases MUTATION DATA TYPE OF TEST : Mutation in microorganisms TEST SYSTEM : Bacteria - Salmonella typhimurium DOSE/DURATION : 100 ug/plate REFERENCE : RCOCB8 Research Communications in Chemical Pathology and Pharmacology. (PJD Pub. Ltd., P.O. Box 966, Westbury, NY 11590) V.1- 1970- Volume(issue)/page/year: 15,563,1976

安全

• 符号: GHS08, GHS09
• 信号词: Warning
• 危害声明: H373-H410
• 警示性声明: P273-P391-P501
• 个人防护装备: dust mask type N95 (US);Eyeshields;Gloves
• 危害码 (欧洲): Xi:Irritant;
• 风险声明 (欧洲): R36/37/38
• 安全声明 (欧洲): S26-S36
• 危险品运输编码: UN 3432
• WGK德国: 3
• RTECS号: DV2080000
• 包装等级: III
• 海关编码: 2903999090

合成路线

海关

海关编码	2903999090
中文概述	2903999090 其他芳烃卤化衍生物. 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
Summary	2903999090 halogenated derivatives of aromatic hydrocarbons VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:5.5% General tariff:30.0%