偶氮苯-4,4’-二羧酸二乙酯

偶氮苯-4,4’-二羧酸二乙酯 基本信息
CAS号 7250-68-2 分子式 C18H18N2O4
分子量 326.34700 精确质量  326.12700
PSA  77.32000 LogP  4.45540

基本信息 展开↓

CAS号:
7250-68-2
3D弹球模型:
立即前往扯扯看
分子式:
C18H18N2O4
分子量:
326.34700
中文名称:
偶氮苯-4,4’-二羧酸二乙酯
英文名称:
Diethyl 4,4'-Azodibenzoate
中文别名:
偶氮苯-4,4’-二羧酸二乙酯;
二乙基4,4'-偶氮二苯甲酸酯;
偶氮苯-4,4'-二羧酸二乙酯;
二乙基偶氮苯-4,4'-二羧酸酯;
4,4'-偶氮二苯甲酸二乙酯;
偶氮苯-4,4-二羧酸二乙酯
英文别名:
Diethyl 4,4'-Azodibenzoate;
ethyl 4-[(4-ethoxycarbonylphenyl)diazenyl]benzoate
精确分子量/精确质量:
326.12700
极性分子表面积/PSA:
77.32000
油水分配系数/LogP:

LogP值指的是某物质在正辛醇/水两相体系中的分配系数的对数值,反映了物质在油水两相中的分配情况。其中、LogP值越大,说明该物质越亲油;反之,LogP值越小,则说明该物质越亲水。
InChI:
InChI=1/C18H18N2O4/c1-3-23-17(21)13-5-9-15(10-6-13)19-20-16-11-7-14(8-12-16)18(22)24-4-2/h5-12H,3-4H2,1-2H3/b20-19+

物化性质展开↓

密度:
1.16g/cm3
熔点:
144ºC
沸点:
472.3ºC at 760mmHg
闪点:
195.9ºC
折射率:
1.559

安全信息展开↓

海关代码:
2927000090

MSDS 展开↓

  Diethyl 4,4'-Azodibenzoate
  SAFETY DATA SHEET

Section 1. IDENTIFICATION OF THE SUBSTANCE OR MIXTURE AND OF THE SUPPLIER
  Product name:        Diethyl 4,4'-Azodibenzoate    

Section 2. HAZARDS IDENTIFICATION
  Classification of the GHS
  PHYSICAL HAZARDS        Not classified    
  HEALTH HAZARDS        Not classified    
    Not classified
  ENVIRONMENTAL HAZARDS
  GHS label elements
    None
  Pictograms or hazard symbols
  Signal word        No signal word    
    None
  Hazard statement
  Precautionary statements        None    

Section 3. COMPOSITION/INFORMATION ON INGREDIENTS
  Substance/mixture:        Substance    
  Component(s):        Diethyl 4,4'-Azodibenzoate    
  Percent:        >95.0%(GC)    
  CAS Number:        7250-68-2    
  Synonyms:        4,4'-Azodibenzoic Acid Diethyl Ester , Diethyl Azobenzene-4,4'-dicarboxylate ,    
    Azobenzene-4,4'-dicarboxylic Acid Diethyl Ester
  Chemical Formula:        C18H18N2O4    

Section 4. FIRST AID MEASURES
  Inhalation:        Remove victim to fresh air and keep at rest in a position comfortable for breathing.    
    Get medical advice/attention if you feel unwell.
  Skin contact:        Remove/Take off immediately all contaminated clothing. Rinse skin with    
    water/shower. If skin irritation or rash occurs: Get medical advice/attention.
  Eye contact:        Rinse cautiously with water for several minutes. Remove contact lenses, if present    
    and easy to do. Continue rinsing. If eye irritation persists: Get medical
    advice/attention.
  Ingestion:        Get medical advice/attention if you feel unwell. Rinse mouth.    
  Protection of first-aiders:        A rescuer should wear personal protective equipment, such as rubber gloves and air-    
    tight goggles.

Section 5. FIRE-FIGHTING MEASURES
  Suitable extinguishing        Dry chemical, foam, water spray, carbon dioxide.    
  media:
  Specific hazards:        Take care as it may decompose upon combustion or in high temperatures to    
    generate poisonous fume.
  Diethyl 4,4'-Azodibenzoate

Section 5. FIRE-FIGHTING MEASURES
  Specific methods:        Fire-extinguishing work is done from the windward and the suitable fire-extinguishing    
    method according to the surrounding situation is used. Uninvolved persons should
    evacuate to a safe place. In case of fire in the surroundings: Remove movable
    containers if safe to do so.
  Special protective        When extinguishing fire, be sure to wear personal protective equipment.    
  equipment for firefighters:

Section 6. ACCIDENTAL RELEASE MEASURES
    Use personal protective equipment. Keep people away from and upwind of spill/leak.
  Personal precautions,
  protective equipment and Entry to non-involved personnel should be controlled around the leakage area by
  emergency procedures: roping off, etc.
  Environmental precautions: Prevent product from entering drains.
  Methods and materials for Sweep dust to collect it into an airtight container, taking care not to disperse it.
  containment and cleaning Adhered or collected material should be promptly disposed of, in accordance with
  up: appropriate laws and regulations.

Section 7. HANDLING AND STORAGE
  Handling
    Handling is performed in a well ventilated place. Wear suitable protective equipment.
  Technical measures:
    Prevent dispersion of dust. Wash hands and face thoroughly after handling.
    Use a local exhaust if dust or aerosol will be generated.
  Advice on safe handling:        Avoid contact with skin, eyes and clothing.    
  Storage
  Storage conditions:        Keep container tightly closed. Store in a cool and dark place.    
    Store away from incompatible materials such as oxidizing agents.
  Packaging material:        Law is followed.    

Section 8. EXPOSURE CONTROLS / PERSONAL PROTECTION
  Engineering controls:        Install a closed system or local exhaust as possible so that workers should not be    
    exposed directly. Also install safety shower and eye bath.
  Personal protective equipment
  Respiratory protection: Dust respirator. Follow local and national regulations.
  Hand protection:        Protective gloves.    
  Eye protection:        Safety glasses. A face-shield, if the situation requires.    
  Skin and body protection: Protective clothing. Protective boots, if the situation requires.

Section 9. PHYSICAL AND CHEMICAL PROPERTIES
  Physical state (20°C):        Solid    
  Form:        crystal - powder    
  Color:        Pale yellow - Reddish yellow    
  Odor:        No data available    
  pH: No data available
  Melting point/freezing point:144 °C
  Boiling Point/Range:        No data available    
  Flash Point:        No data available    
  Explosive limits
  Lower:        No data available    
  Upper:        No data available    
  Density:        No data available    
  Solubility:        No data available    

Section 10. STABILITY AND REACTIVITY
  Stability:        Stable under proper conditions.    
  Reactivity:        No special reactivity has been reported.    
  Incompartible materials: oxidizing agents
  Diethyl 4,4'-Azodibenzoate

Section 10. STABILITY AND REACTIVITY
  Hazardous Decomposition Carbon monoxide, Carbon dioxide, Nitrogen oxides (NOx)
  Products:

Section 11. TOXICOLOGICAL INFORMATION
  Acute Toxicity:        No data available    
  Skin corrosion/irritation: No data available
  Serious eye        No data available    
  damage/irritation:
  Germ cell mutagenicity: No data available
  Carcinogenicity:
  IARC =        No data available    
  NTP =        No data available    
  Reproductive toxicity:        No data available    

Section 12. ECOLOGICAL INFORMATION
  Ecotoxicity:
    No data available
  Fish:
  Crustacea:        No data available    
    No data available
  Algae:
  Persistence / degradability: No data available
    No data available
  Bioaccumulative
  potential(BCF):
  Mobillity in soil
  log Pow:        No data available    
    No data available
  Soil adsorption (Koc):
  Henry's Law        No data available    
  constant(PaM3/mol):

Section 13. DISPOSAL CONSIDERATIONS
    Recycle to process, if possible. Consult your local regional authorities. You may be able to dissolve or mix material
    with a combustible solvent and burn in a chemical incinerator equipped with an afterburner and scrubber system.
    Observe all federal, state and local regulations when disposing of the substance.

Section 14. TRANSPORT INFORMATION
  Hazards Class:        Does not correspond to the classification standard of the United Nations    
    Not Listed
  UN-No:

Section 15. REGULATORY INFORMATION
  Safe management ordinance of dangerous chemical product (State Council announces on January 26,
  2002): Safe use and production, the storage of a dangerous chemical, transport, loading and unloading were
    prescribed.
  Diethyl 4,4'-Azodibenzoate


SECTION 16 - ADDITIONAL INFORMATION
N/A

海关数据查看详细

中国海关编码:2927000090

概述:
2927000090 其他重氮化合物、偶氮化合物等(包括氧化偶氮化合物). 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
摘要/Summary:
2927000090 other diazo-, azo- or azoxy-compounds。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0%

上下游相关产品

下游产品

更多
  • 94-09-7

    4-氨基苯甲酸乙酯

  • 6421-04-1

    氧化偶氮苯-4,4'-二羧酸二乙酯

立即下载安装“化学加”APP
专业、功能强大,随时调用更加方便