2-溴对苯二甲酸二甲酯

2-溴对苯二甲酸二甲酯 基本信息
CAS号 18643-86-2 分子式 C10H9BrO4
分子量 273.08000 精确质量  271.96800
PSA  52.60000 LogP  2.02230

基本信息 展开↓

CAS号:
18643-86-2
3D弹球模型:
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分子式:
C10H9BrO4
分子量:
273.08000
中文名称:
2-溴对苯二甲酸二甲酯
英文名称:
Dimethyl bromoterephthalate
中文别名:
2-溴对苯二甲酸二甲酯;
邻溴对二苯甲酸二甲酯;
2-溴对二苯甲酸二甲酯;
邻溴对苯二甲酸二甲酯
英文别名:
Dimethyl bromoterephthalate;
Dimethyl 2-bromoterephthalate
精确分子量/精确质量:
271.96800
极性分子表面积/PSA:
52.60000
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。
EINECS:
242-476-4
InChI:
InChI=1/C9H8BrF3O/c10-4-5-14-8-3-1-2-7(6-8)9(11,12)13/h1-3,6H,4-5H2

物化性质展开↓

外观与性状:
白色结晶粉末
密度:
1.505 g/cm3
熔点:
52ºC
沸点:
323.7ºC at 760 mmHg
闪点:
149.6ºC
折射率:
1.481
蒸汽压:
0.0301mmHg at 25°C

安全信息展开↓

海关代码:
2917399090
危险标志:
Xi: Irritant;

合成路线查看所有的合成路线

  • 264272-63-1

    4-(甲氧基羰基)-3-溴苯甲酸

  • ~96%

  • 18643-86-2

    2-溴对苯二甲酸二甲酯

  • 67-56-1

    甲醇

  • +

  • 586-35-6

    2-溴四苯醌

  • ~91%

  • 18643-86-2

    2-溴对苯二甲酸二甲酯

  • 120-61-6

    对苯二甲酸二甲酯

  • ~53%

  • 18643-86-2

    2-溴对苯二甲酸二甲酯

MSDS 展开↓

  Material Safety Data Sheet

Section 1. Identification of the substance
    Product Name:      1,4-dimethyl 2-bromobenzene-1,4-dicarboxylate    
    Synonyms:

Section 2. Hazards identification
    Harmful by inhalation, in contact with skin, and if swallowed.

Section 3. Composition/information on ingredients.
    Ingredient name:        1,4-dimethyl 2-bromobenzene-1,4-dicarboxylate    
    CAS number:        18643-86-2    

Section 4. First aid measures
    Skin contact:        Immediately wash skin with copious amounts of water for at least 15 minutes while removing    
    contaminated clothing and shoes. If irritation persists, seek medical attention.
    Eye contact:        Immediately wash skin with copious amounts of water for at least 15 minutes. Assure adequate    
    flushing of the eyes by separating the eyelids with fingers. If irritation persists, seek medical
    attention.
    Inhalation:        Remove to fresh air. In severe cases or if symptoms persist, seek medical attention.    
    Ingestion:        Wash out mouth with copious amounts of water for at least 15 minutes. Seek medical attention.    

Section 5. Fire fighting measures
    In the event of a fire involving this material, alone or in combination with other materials, use dry
    powder or carbon dioxide extinguishers. Protective clothing and self-contained breathing apparatus
    should be worn.

Section 6. Accidental release measures
    Personal precautions: Wear suitable personal protective equipment which performs satisfactorily and meets local/state/national
    standards.
    Respiratory precaution:        Wear approved mask/respirator    
    Hand precaution:        Wear suitable gloves/gauntlets    
    Skin protection:        Wear suitable protective clothing    
    Eye protection:        Wear suitable eye protection    
    Methods for cleaning up: Mix with sand or similar inert absorbent material, sweep up and keep in a tightly closed container
    for disposal. See section 12.
    Environmental precautions: Do not allow material to enter drains or water courses.

Section 7. Handling and storage
    Handling:        This product should be handled only by, or under the close supervision of, those properly qualified    
    in the handling and use of potentially hazardous chemicals, who should take into account the fire,
    health and chemical hazard data given on this sheet.
    Store in closed vessels.
    Storage:

Section 8. Exposure Controls / Personal protection
    Engineering Controls: Use only in a chemical fume hood.
    Personal protective equipment: Wear laboratory clothing, chemical-resistant gloves and safety goggles.
    General hydiene measures: Wash thoroughly after handling. Wash contaminated clothing before reuse.

Section 9. Physical and chemical properties
    Appearance:        Not specified    
    Boiling point:        No data    
    No data
    Melting point:
    Flash point:        No data    
    Density:        No data    
    Molecular formula:        C10H9BrO4    
    Molecular weight:        273.1    

Section 10. Stability and reactivity
    Conditions to avoid: Heat, flames and sparks.
    Materials to avoid: Oxidizing agents.
    Possible hazardous combustion products: Carbon monoxide, hydrogen bromide.

Section 11. Toxicological information
    No data.

Section 12. Ecological information
    No data.

Section 13. Disposal consideration
    Arrange disposal as special waste, by licensed disposal company, in consultation with local waste
    disposal authority, in accordance with national and regional regulations.

Section 14. Transportation information
    Non-harzardous for air and ground transportation.

Section 15. Regulatory information
    No chemicals in this material are subject to the reporting requirements of SARA Title III, Section
    302, or have known CAS numbers that exceed the threshold reporting levels established by SARA
    Title III, Section 313.


SECTION 16 - ADDITIONAL INFORMATION
N/A

海关数据查看详细

中国海关编码:2917399090

概述:
2917399090 其他芳香多元羧酸. 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, 对苯二甲酸请注明4-CBA值, 对苯二甲酸请注明P-TL酸值, 对苯二甲酸请注明色度, 对苯二甲酸请注明水分
摘要/Summary:
2917399090 aromatic polycarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0%

分子结构与计算化学数据展开↓

计算化学数据


1.疏水参数计算参考值(XlogP):无

2.氢键供体数量:0

3.氢键受体数量:4

4.可旋转化学键数量:4

5.互变异构体数量:无

6.拓扑分子极性表面积:52.6

7.重原子数量:15

8.表面电荷:0

9.复杂度:254

10.同位素原子数量:0

11.确定原子立构中心数量:0

12.不确定原子立构中心数量:0

13.确定化学键立构中心数量:0

14.不确定化学键立构中心数量:0

15.共价键单元数量:1

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