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对苯二甲腈

对苯二甲腈用途

用于有机合成
用于生产医药

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对苯二甲腈名称

[ CAS 号 ]:
623-26-7

[ 中文名 ]:
对苯二腈

[ 英文名 ]:
Terephthalonitrile

[中文别名 ]:

[英文别名 ]:

1,4-Benzenedicarbonitrile
EINECS 210-783-2
MFCD00001810
p-dicyanobenzene
benzene-1,4-dicarbonitrile
1,4-Dicyanobenzene
Benzol-1,4-dicarbonitril
Terephthalonitrile

对苯二甲腈物理化学性质

[ 密度 ]:
1.2±0.1 g/cm3

[ 沸点 ]:
289.6±23.0 °C at 760 mmHg

[ 熔点 ]:
221-225 °C(lit.)

[ 分子式 ]:
C₈H₄N₂

[ 分子量 ]:
128.131

[ 闪点 ]:
142.8±16.5 °C

[ 精确质量 ]:
128.037445

[ PSA ]:
47.58000

[ LogP ]:
0.97

[ 外观性状 ]:
白色针状晶体或粉末

[ 蒸汽压 ]:
0.0±0.6 mmHg at 25°C

[ 折射率 ]:
1.566

[ 储存条件 ]:
通风低温干燥

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

[ 水溶解性 ]:
0.08 g/L (23 ºC)

对苯二甲腈MSDS

对苯二甲腈毒性和生态

CHEMICAL IDENTIFICATION

RTECS NUMBER :: CZ1925000

CHEMICAL NAME :: 1,4-Benzenedicarbonitrile

CAS REGISTRY NUMBER :: 623-26-7

LAST UPDATED :: 199710

DATA ITEMS CITED :: 8

MOLECULAR FORMULA :: C8-H4-N2

MOLECULAR WEIGHT :: 128.14

WISWESSER LINE NOTATION :: NCR DCN

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: Standard Draize test

ROUTE OF EXPOSURE :: Administration into the eye

SPECIES OBSERVED :: Rodent - rabbit

REFERENCE :: 85JCAE "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J., Prague, Czechoslovakia, Avicenum, 1986 Volume(issue)/page/year: -,905,1986 ** ACUTE TOXICITY DATA **

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: >6400 mg/kg

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

REFERENCE :: ZAARAM Zentralblatt fuer Arbeitsmedizin und Arbeitsschutz. (Darmstadt, Fed. Rep. Ger.) V.1-25, 1951-75. Volume(issue)/page/year: 19,225,1969

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

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 4004 mg/kg

TOXIC EFFECTS :: Sense Organs and Special Senses (Eye) - ptosis Behavioral - muscle weakness Lungs, Thorax, or Respiration - acute pulmonary edema

REFERENCE :: APFRAD Annales Pharmaceutiques Francaises. (SPPIF, B.P.22, F-41353 Vineuil, France) V.1- 1943- Volume(issue)/page/year: 48,23,1990

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: >300 mg/kg

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

REFERENCE :: JMCMAR Journal of Medicinal Chemistry. (American Chemical Soc., Distribution Office Dept. 223, POB POB 57136, West End Stn., Washington, DC 20037) V.6- 1963- Volume(issue)/page/year: 21,906,1978

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

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 699 mg/kg

TOXIC EFFECTS :: Behavioral - somnolence (general depressed activity)

REFERENCE :: INHEAO Industrial Health. (National Institute of Industrial Health, 6-21-1 Nagao, Tama-ku, Kawasaki, 213 Japan) V.1- 1963- Volume(issue)/page/year: 4,11,1966

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对苯二甲腈安全信息

[ 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-S24/25

[ 危险品运输编码 ]:
3439

[ WGK德国 ]:
2

[ RTECS号 ]:
CZ1925000

[ 包装等级 ]:
III

[ 危险类别 ]:
6.1(b)

[ 海关编码 ]:
29269095

对苯二甲腈合成路线

对苯二甲腈上下游产品

对苯二甲腈上游产品

对苯二甲腈下游产品

对苯二甲腈制备

目前对苯二甲腈的生产有以对二甲苯为原料和以二聚戊烯为原料两种工艺路线。而目前我国均采用以对二甲苯为原料的生产工艺。反应的沸腾床中进行，催化剂为B2O5-Cr2O3-MoO3-P2O5-SiO2，以粗孔微还应形硅胶为载体。氨氧化在375-390℃进行，接触时间约2h，对二甲苯与氨的重量比为1：6-8，平均收率为95%左右。

1.由二聚戊烯经氨氧化　采用沸腾床反应器，内装以氧化铝或硅胶为载体，浸渍V205、Cr203和磷酸的催化剂，反应温度380℃，反应压力0.09MPa.

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对苯二甲腈海关

[ 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%

对苯二甲腈文献

Mechanism of back electron transfer in an intermolecular photoinduced electron transfer reaction: solvent as a charge mediator.

ChemPhysChem 15(14) , 2945-50, (2014)

Back electron transfer (BET) is one of the important processes that govern the decay of generated ion pairs in intermolecular photoinduced electron transfer reactions. Unfortunately, a detailed mechan...

A study of a moleculartweezer host-guest system by a combination of quantum-chemical calculations and solid-state NMR experiments.

Solid State Nucl. Magn. Reson. 22(2-3) , 128-53, (2002)

A study of a host-guest system consisting of a naphthalene-spaced tweezer with a 1,4 dicyanobenzene guest molecule is presented. The complex is investigated using a combination of quantum-chemical cal...

Thermal degradation of polyester coating powders: 1,4-dicyanobenzene as an occupational marker compound.

Analyst 114(9) , 1009-12, (1989)

A method for the determination of emissions in workroom air as a result of the thermal degradation of polyester coating powders is described. The method is based on the determination of certain marker...

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对苯二甲腈

对苯二甲腈用途

对苯二甲腈名称

对苯二甲腈物理化学性质

对苯二甲腈MSDS

详细MSDS(安全技术说明书)

对苯二甲腈毒性和生态

CHEMICAL IDENTIFICATION

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

对苯二甲腈安全信息

对苯二甲腈合成路线

详细合成路线

对苯二甲腈上下游产品

对苯二甲腈上游产品

对苯二甲腈下游产品

对苯二甲腈制备

对苯二甲腈海关

对苯二甲腈文献

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