< 生产厂家价格 >

2,4-二氟硝基苯

2,4-二氟硝基苯用途

是药物氟苯布洛芬中间体，也用作农药、液晶材料中间体

点击显示

2,4-二氟硝基苯名称

[ CAS 号 ]:
446-35-5

[ 中文名 ]:
2,4-二氟-1-硝基苯

[ 英文名 ]:
2,4-Difluoronitrobenzene

[中文别名 ]:

2,4-二氟硝基苯

[英文别名 ]:

2,4-difluoro-1-nitro-benzene
2.4 DFNB
2,4-difluoro-1-nitro-benzen
2,4-DIFLUORO NITROBENZEN
MFCD00007050
1,3-difluoro-4-nitrobenzene
2,4-Difluronitrobenzene
3,5-diflurobenzonitrile
2,4-Difluoronitroben
1-nitro-2,4-difluorobenzene

2,4-二氟硝基苯物理化学性质

[ 密度 ]:
1.5±0.1 g/cm3

[ 沸点 ]:
207.0±0.0 °C at 760 mmHg

[ 熔点 ]:
9-10 °C(lit.)

[ 分子式 ]:
C₆H₃F₂NO₂

[ 分子量 ]:
159.090

[ 闪点 ]:
90.6±0.0 °C

[ 精确质量 ]:
159.013184

[ PSA ]:
45.82000

[ LogP ]:
1.58

[ 外观性状 ]:
透明至淡黄色液体

[ 蒸汽密度 ]:
>1 (vs air)

[ 蒸汽压 ]:
0.3±0.3 mmHg at 25°C

[ 折射率 ]:
1.510

[ 储存条件 ]:
室温

[ 稳定性 ]:
Stable. Incompatible with strong bases, strong oxidizing agents. Combustible.

2,4-二氟硝基苯MSDS

2,4-二氟硝基苯毒性和生态

CHEMICAL IDENTIFICATION

RTECS NUMBER :: CZ5730000

CHEMICAL NAME :: Benzene, 2,4-difluoro-1-nitro-

CAS REGISTRY NUMBER :: 446-35-5

BEILSTEIN REFERENCE NO. :: 2048034

LAST UPDATED :: 199701

DATA ITEMS CITED :: 4

MOLECULAR FORMULA :: C6-H3-F2-N-O2

MOLECULAR WEIGHT :: 159.10

WISWESSER LINE NOTATION :: WNR BF DF

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 200 mg/kg

TOXIC EFFECTS :: Sense Organs and Special Senses (Eye) - chromodacryorrhea Behavioral - tremor Behavioral - convulsions or effect on seizure threshold

TYPE OF TEST :: LC - Lethal concentration

ROUTE OF EXPOSURE :: Inhalation

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: >1290 mg/m3/1H

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

MUTATION DATA

TYPE OF TEST :: Mutation in microorganisms

TEST SYSTEM :: Bacteria - Salmonella typhimurium

DOSE/DURATION :: 80 nL/plate

REFERENCE :: MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 116,217,1983

点击显示

2,4-二氟硝基苯安全信息

[ 符号 ]:

GHS06

[ 信号词 ]:
Danger

[ 危害声明 ]:
H301-H315-H319-H335

[ 警示性声明 ]:
P261-P301 + P310-P305 + P351 + P338

[ 个人防护装备 ]:
Eyeshields;Faceshields;full-face respirator (US);Gloves;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter

[ 危害码 (欧洲) ]:
T:Toxic

[ 风险声明 (欧洲) ]:
R23/24/25;R36/37/38

[ 安全声明 (欧洲) ]:
S26-S45-S36/37/39-S23

[ 危险品运输编码 ]:
UN 2810 6.1/PG 1

[ WGK德国 ]:
3

[ RTECS号 ]:
CZ5730000

[ 包装等级 ]:
III

[ 危险类别 ]:
6.1

[ 海关编码 ]:
2904909090

2,4-二氟硝基苯合成路线

2,4-二氟硝基苯上下游产品

2,4-二氟硝基苯上游产品

2,4-二氟硝基苯下游产品

2,4-二氟硝基苯制备

由间二氟苯硝化得到。

点击显示

2,4-二氟硝基苯海关

[ 海关编码 ]: 2904909090

[ 中文概述 ]:
2904909090 其他烃的磺化、硝化、亚硝化衍生物（不论是否卤化）. 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:2904909090 sulphonated, nitrated or nitrosated derivatives of hydrocarbons, whether or not halogenated VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:5.5% General tariff:30.0%

2,4-二氟硝基苯文献

A direct synthesis of 2-arylpropenoic acid esters having nitro groups in the aromatic ring: a short synthesis of (±)-coerulescine and (±)-horsfiline. Selvakumar N, et al.

Tetrahedron Lett. 43(50) , 9175-78, (2002)

A solid phase traceless synthesis of 2-arylaminobenzimidazoles. Krchnák V, et al.

Tetrahedron Lett. 42(9) , 1627-30, (2001)

Continuous synthesis and purification by direct coupling of a flow reactor with simulated moving-bed chromatography.

Angew. Chem. Int. Ed. Engl. 51(28) , 7028-30, (2012)

Continuous synthesis meets continuous purification to produce pure products from crude reaction mixtures. In the nucleophilic aromatic substitution of 2,4-difluoronitrobenzene with morpholine the desi...

更多文献

2,4-二氟硝基苯

2,4-二氟硝基苯用途

2,4-二氟硝基苯名称

2,4-二氟硝基苯物理化学性质

2,4-二氟硝基苯MSDS

详细MSDS(安全技术说明书)

2,4-二氟硝基苯毒性和生态

CHEMICAL IDENTIFICATION

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

MUTATION DATA

2,4-二氟硝基苯安全信息

2,4-二氟硝基苯合成路线

详细合成路线

2,4-二氟硝基苯上下游产品

2,4-二氟硝基苯上游产品

2,4-二氟硝基苯下游产品

2,4-二氟硝基苯制备

2,4-二氟硝基苯海关

2,4-二氟硝基苯文献

推荐生产厂家/供应商：

相关化合物