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4,4-二溴联苯

4,4-二溴联苯用途

用作染料及有机颜料中间体

4,4-二溴联苯名称

[ CAS 号 ]:
92-86-4

[ 中文名 ]:
4,4-二溴联苯

[ 英文名 ]:
4,4'-Dibromobiphenyl

[中文别名 ]:

[英文别名 ]:

4,4′-dibromobiphenyl
4,4'-Dibromobiphenyl
EINECS 202-198-6
1,1'-Biphenyl, 4,4'-dibromo-
Biphenyl, 4,4'-dibromo-
MFCD00000101
p,p'-Dibromobiphenyl
1-bromo-4-(4-bromophenyl)benzene
4,4'-dibromo-1,1'-biphenyl

4,4-二溴联苯物理化学性质

[ 密度 ]:
1.7±0.1 g/cm3

[ 沸点 ]:
357.6±17.0 °C at 760 mmHg

[ 熔点 ]:
163-165 °C(lit.)

[ 分子式 ]:
C₁₂H₈Br₂

[ 分子量 ]:
312.000

[ 闪点 ]:
198.3±20.2 °C

[ 精确质量 ]:
309.899261

[ LogP ]:
5.78

[ 外观性状 ]:
白色粉末

[ 蒸汽压 ]:
0.0±0.8 mmHg at 25°C

[ 折射率 ]:
1.626

[ 储存条件 ]:
室温

[ 水溶解性 ]:
INSOLUBLE

4,4-二溴联苯MSDS

4,4-二溴联苯安全信息

[ 符号 ]:

GHS07, GHS08

[ 信号词 ]:
Warning

[ 危害声明 ]:
H315-H319-H335-H336-H351-H373-H412

[ 警示性声明 ]:
P261-P273-P281-P305 + P351 + P338

[ 靶器官 ]:
Blood, Central nervous system, Liver

[ 个人防护装备 ]:
Eyeshields;Faceshields;full-face respirator (US);Gloves;multi-purpose combination respirator cartridge (US)

[ 危害码 (欧洲) ]:
Xi:Irritant;

[ 风险声明 (欧洲) ]:
R36/37/38

[ 安全声明 (欧洲) ]:
S37/39-S26-S37-S36/37-S61-S60-S39

[ 危险品运输编码 ]:
3152

[ WGK德国 ]:
1

[ 包装等级 ]:
II

[ 危险类别 ]:
9

[ 海关编码 ]:
29036990

4,4-二溴联苯合成路线

4,4-二溴联苯上下游产品

4,4-二溴联苯上游产品

4,4-二溴联苯下游产品

4,4-二溴联苯制备

由联苯经溴化而得:使联苯与溴蒸气接触8h,生成橙色固体,在通风橱中放置4h以上,得粗品。熔点约152℃。将其用苯重结晶,即得成品。产率75%~77%。

4,4-二溴联苯海关

[ 海关编码 ]: 2903999010

[ 中文概述 ]:
2903999010 多氯联苯、多溴联苯。监管条件:89(禁止出口商品,禁止进口商品)。增值税率:17.0%。退税率:9.0%。最低关税:5.5%。普通关税:30.0%

[ 申报要素 ]: 品名, 成分含量, 用途

[ 监管条件 ]: 8.禁止出口商品 9.禁止进口商品

[ Summary ]:
2903999010 2,3,3',4,5,6-hexachloro-1,1'-biphenyl。supervision conditions:89(articles on the list of prohibited export goods,articles on the list of prohibited import goods)。VAT:17.0%。tax rebate rate:9.0%。MFN tarrif:5.5%。general tariff:30.0%

4,4-二溴联苯文献

Induction of drug metabolism enzymes by dihalogenated biphenyls.

J. Biochem. Toxicol. 5(1) , 57-63, (1990)

The effects of pretreatment with symmetrically dihalogenated biphenyls (DXBs, X-F, Cl(C), Br(B) and I) on rat liver drug metabolism enzymes were investigated. 4,4'-DFB, -DCB, and -DBB as well as 2,2'-...

A Taiji-principle-designed magnetic porous C-doped graphitic carbon nitride for environment-friendly solid phase extraction of pollutants from water samples.

J. Chromatogr. A. 1412 , 12-21, (2015)

A new magnetic porous carbon-doped graphitic carbon nitride nanocomposite and experimental strategies were environment-friendly designed for solid phase extraction of brominated flame retardants from ...

Photoelectrocatalytic degradation of 4,4'-dibromobiphenyl in aqueous solution on TiO₂ and doped TiO₂ nanotube arrays.

Chemosphere 82(1) , 43-7, (2011)

Polybrominated biphenyls have been widely used as flameretardants in textile and electronic industries, and additives in plastics. Over the past few decades, much attention has been given to polybromi...

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