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2,4-二氟苯腈

2,4-二氟苯腈用途

用作医药中间体

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2,4-二氟苯腈名称

[ CAS 号 ]:
3939-09-1

[ 中文名 ]:
2,4-双氟苯甲腈

[ 英文名 ]:
2,4-Difluorobenzonitrile

[中文别名 ]:

[英文别名 ]:

1,3-Difluor-4-cyanobenzol
BENZONITRILE,2,4-DIFLUORO-
NO: 3939-9-1
2(4-DIFLUOROBENZONITRILE
2,4-Difluoro benzonitrile
2,4-Difluorobenzonit
EINECS 223-523-8
1-cyano-2,4-difluorobenzene
2.4-Difluorbenznitril
2,4-difluorobenzenecarbonitrile

2,4-二氟苯腈物理化学性质

[ 密度 ]:
1.3±0.1 g/cm3

[ 沸点 ]:
181.6±20.0 °C at 760 mmHg

[ 熔点 ]:
47-49 °C(lit.)

[ 分子式 ]:
C₇H₃F₂N

[ 分子量 ]:
139.102

[ 闪点 ]:
63.6±21.8 °C

[ 精确质量 ]:
139.023361

[ PSA ]:
23.79000

[ LogP ]:
1.59

[ 外观性状 ]:
无色透明液体。熔点45-50℃。

[ 蒸汽压 ]:
0.8±0.3 mmHg at 25°C

[ 折射率 ]:
1.486

[ 储存条件 ]:
室温

2,4-二氟苯腈MSDS

2,4-二氟苯腈安全信息

[ 符号 ]:

GHS07

[ 信号词 ]:
Warning

[ 危害声明 ]:
H302 + H312 + H332-H315-H319-H335

[ 警示性声明 ]:
P261-P280-P305 + P351 + P338

[ 个人防护装备 ]:
dust mask type N95 (US);Eyeshields;Gloves

[ 危害码 (欧洲) ]:
Xn:Harmful;

[ 风险声明 (欧洲) ]:
R20/21/22;R36/37/38

[ 安全声明 (欧洲) ]:
S26-S37/39-S36/37/39

[ 危险品运输编码 ]:
3439

[ WGK德国 ]:
3

[ 包装等级 ]:
III

[ 危险类别 ]:
6.1

[ 海关编码 ]:
2926909090

2,4-二氟苯腈合成路线

2,4-二氟苯腈上下游产品

2,4-二氟苯腈上游产品

2,4-二氟苯腈下游产品

2,4-二氟苯腈海关

[ 海关编码 ]: 2926909090

[ 中文概述 ]:
2926909090 其他腈基化合物. 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

[ Summary ]:
HS:2926909090 other nitrile-function compounds VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0%

2,4-二氟苯腈文献

Studies on the synthetic compatibility of aryloxime linkers in the solid-phase synthesis of 3-aminobenzisoxazoles.

J. Org. Chem. 65(10) , 2924-32, (2000)

Further exploration of the scope of our solid-phase method for the synthesis of 3-aminobenzisoxazoles (using the Kaiser oxime resin 1) is described. The effects of base, leaving group, and solvent on ...

Macrocycles. XXVIII. Cyclic poly (benzonitrile ether) s derived from bisphenol A. Kricheldorf HR, et al.

J. Polym. Sci. A Polym. Chem. 41(23) , 3838-46, (2003)

Practical Synthesis of 4-Fluoro-2-(methylthio) benzylamine and the Corresponding Sulfone and Sulfonamide. Perlow DS, et al.

Synth. Commun. 37(11) , 1887-97, (2007)

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