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3,4-二氟苯乙酸

3,4-二氟苯乙酸用途

医药、农药、液晶材料中间体。

3,4-二氟苯乙酸名称

[ CAS 号 ]:
658-93-5

[ 中文名 ]:
3,4-二氟苯乙酸

[ 英文名 ]:
3,4-Difluoro phenyl acetic acid

[英文别名 ]:

(3,4-Difluorophenyl)acetic acid
EINECS 211-527-2
Benzeneacetic acid, 3,4-difluoro-
2-(3,4-Difluorophenyl)acetic acid
3,4-Difluorobenzeneacetic acid
QV1R CF DF
MFCD00010002
3,4-Difluoro phenyl acetic acid

3,4-二氟苯乙酸物理化学性质

[ 密度 ]:
1.4±0.1 g/cm3

[ 沸点 ]:
263.8±25.0 °C at 760 mmHg

[ 熔点 ]:
46-50 °C(lit.)

[ 分子式 ]:
C₈H₆F₂O₂

[ 分子量 ]:
172.129

[ 闪点 ]:
113.3±23.2 °C

[ 精确质量 ]:
172.033585

[ PSA ]:
37.30000

[ LogP ]:
1.52

[ 外观性状 ]:
粉末

[ 蒸汽压 ]:
0.0±0.6 mmHg at 25°C

[ 折射率 ]:
1.508

[ 储存条件 ]:
室温

3,4-二氟苯乙酸MSDS

3,4-二氟苯乙酸安全信息

[ 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-S36-S37/39

[ 危险品运输编码 ]:
NONH for all modes of transport

[ WGK德国 ]:
3

[ 海关编码 ]:
2916399090

3,4-二氟苯乙酸合成路线

3,4-二氟苯乙酸上下游产品

3,4-二氟苯乙酸上游产品

3,4-二氟苯乙酸下游产品

3,4-二氟苯乙酸海关

[ 海关编码 ]: 2916399090

[ 中文概述 ]:
2916399090 其他芳香一元羧酸. 增值税率:17.0% 退税率:9.0% 监管条件:无最惠国关税:6.5% 普通关税:30.0%

[ 申报要素 ]: 品名, 成分含量, 用途, 丙烯酸、丙烯酸盐或酯应报明包装

[ Summary ]:
2916399090 other aromatic monocarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0%

3,4-二氟苯乙酸文献

Synthesis and Biological Evaluation of Fluorinated 3-Phenylcoumarin-7-O-Sulfamate Derivatives as Steroid Sulfatase Inhibitors.

Chem. Biol. Drug Des. 87 , 233-8, (2016)

In the present work, we report the initial results of our study on a series of 3-phenylcoumarin sulfamate-based compounds containing C-F bonds as novel inhibitors of steroid sulfatase. The new compoun...

Chromatographic separation of 3,4-difluorophenylacetic acid and its positional isomers using five different techniques.

J. Chromatogr. A. 866(2) , 281-92, (2000)

The separation of five positional isomers from 3,4-difluorophenylacetic acid was investigated using normal- and reversed-phase high-performance liquid chromatography, capillary zone electrophoresis, g...

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