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4-溴-2-氯苯酚

4-溴-2-氯苯酚用途

【用途一】
用作农药丙溴磷的中间体，也可用于其他有机合成
【用途二】
2-氯-4-溴苯酚是三元不对称有机磷杀虫剂丙溴磷的中间体。

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4-溴-2-氯苯酚名称

[ CAS 号 ]:
3964-56-5

[ 中文名 ]:
4-溴-2-氯苯酚

[ 英文名 ]:
4-Bromo-2-chlorophenol

[中文别名 ]:

[英文别名 ]:

Phenol, 4-bromo-2-chloro-
QR BG DE
2-Chloro-4-bromophenol
4-BroMo-2-chlorophenol 25GR
EINECS 223-572-5
4-BroMo-2-chlorophenol 5GR
bromo-4 chloro-2 phenol
4-Bromo-2-Chloro Phenol 2-Chloro-4-Bromo Phenol
4-Bromo-2-chlorophenol
3-chloro-4-hydroxybromobenzene

4-溴-2-氯苯酚物理化学性质

[ 密度 ]:
1.8±0.1 g/cm3

[ 沸点 ]:
236.6±20.0 °C at 760 mmHg

[ 熔点 ]:
47-49 °C(lit.)

[ 分子式 ]:
C₆H₄BrClO

[ 分子量 ]:
207.452

[ 闪点 ]:
96.9±21.8 °C

[ 精确质量 ]:
205.913391

[ PSA ]:
20.23000

[ LogP ]:
3.00

[ 外观性状 ]:
白色固体

[ 蒸汽压 ]:
0.0±0.5 mmHg at 25°C

[ 折射率 ]:
1.619

[ 储存条件 ]:
室温

4-溴-2-氯苯酚MSDS

4-溴-2-氯苯酚安全信息

[ 符号 ]:

GHS07

[ 信号词 ]:
Warning

[ 危害声明 ]:
H315-H319-H335

[ 警示性声明 ]:
P261-P305 + P351 + P338

[ 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-S37/39-S24/25

[ 危险品运输编码 ]:
UN 3077 9/PG 3

[ WGK德国 ]:
3

[ 包装等级 ]:
I; II; III

[ 海关编码 ]:
2908199090

4-溴-2-氯苯酚合成路线

4-溴-2-氯苯酚上下游产品

4-溴-2-氯苯酚上游产品

4-溴-2-氯苯酚下游产品

4-溴-2-氯苯酚制备

其制备方法是由邻氯苯酚溴化得到2-氯-4-溴苯酚。
将邻氯苯酚和溶剂定量抽入搪瓷反应釜中，在搅拌、负压、冷却条件下，向釜内缓慢滴加一定量的溴素，温度控制在8～12℃，溴素加毕后，在常温继续反应2h，然后维持在常温下，慢慢加入定量的30%碱液中和反应物，搅拌0.5h后将物料抽到分层器，静置4h以上，下层即为55％～60%2-氯-4-溴酚钠水溶液，酸化即得2-氯-4-溴苯酚。

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4-溴-2-氯苯酚海关

[ 海关编码 ]: 2908199090

[ 中文概述 ]:
HS:2908199090 其他酚及酚醇的仅含卤素取代基的衍生物及其盐增值税率: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 ]:
HS: 2908199090. derivatives of polyphenols or phenol-alcohols containing only halogen substituents and their salts. VAT:17.0%. tax rebate rate:9.0%. supervision conditions:None. MFN tariff:5.5%. general tariff:30.0%

4-溴-2-氯苯酚文献

Volatile compounds of Viola odorata absolutes: identification of odorant active markers to distinguish plants originating from France and Egypt.

Chem. Biodivers. 11(6) , 843-60, (2014)

Absolutes isolated from Viola odorata leaves, valuable materials for the flavor and fragrance industry, were studied. Violets are mainly cultivated in France and Egypt and extracted locally. The absol...

Metabolism of profenofos to 4-bromo-2-chlorophenol, a specific and sensitive exposure biomarker.

Toxicology 306 , 35-9, (2013)

Profenofos is a direct acting phosphorothioate organophosphorus (OP) pesticide capable of inhibiting β-esterases such as acetylcholinesterase, butyrylcholinesterase, and carboxylesterase. Profenofos i...

Copolymerization of halogenated phenols and syringic acid. Bollag J-M and Liu S-Y.

Pestic. Biochem. Physiol. 23(2) , 261-72, (1985)

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