635-10-9 (均苯四甲酸四甲酯,Tetramethyl Pyromellitate)

CAS号:
635-10-9
中文名称:
均苯四甲酸四甲酯
英文名称:
Tetramethyl Pyromellitate
分子式:
C14H14O8
分子量:
310.256165027618

均苯四甲酸四甲酯(635-10-9)名称与标识符

名称

中文别名:
均苯四甲酸四甲酯;1,2,4,5-苯四甲酸四甲酯;四甲基均苯四甲酸酯;
英文别名:
Tetramethyl 1,2,4,5-Benzenetetracarboxylate;Tetramethyl pyromellitate;Pyromellitic acid tetramethyl ester~Tetramethyl benzene-1,2,4,5-tetracarboxylate;tetramethyl benzene-1,2,4,5-tetracarboxylate;1,2,4,5,-tetracarbomethoxybenzene;1,2,4,5-Benzenetetracarboxylic acid,tetramethyl ester;1,2,4,5-tetramethoxycarbonylbenzene;Pyromellitic acid tetramethyl ester;tetramethyl-1,2,4,5-benzene tetracarboxylate;635-10-9;TimTec1_000822;E79087;CS-0145251;DTXSID50212898;Tetramethyl 1,4,5-benzenetetracarboxylate;FT-0676076;AG5F4XJK7L;NSC4188;NSC 4188;AKOS004903721;AS-58624;HMS1536F08;NS00035482;1,4,5-Benzenetetracarboxylic acid, tetramethyl ester;QVEIFJBUBJUUMB-UHFFFAOYSA-N;UNII-AG5F4XJK7L;AI3-06467;1,2,4,5-tetramethyl benzene-1,2,4,5-tetracarboxylate;NSC-4188;MFCD00014903;EINECS 211-226-6;1,2,4,5-Benzenetetracarboxylic acid, tetramethyl ester;SCHEMBL829753;DTXCID80135389;DB-257070;TETRAMETHYLPYROMELLITATE;

标识符

MDL:
MFCD00014903
InChIKey:
QVEIFJBUBJUUMB-UHFFFAOYSA-N
Inchi:
1S/C14H14O8/c1-19-11(15)7-5-9(13(17)21-3)10(14(18)22-4)6-8(7)12(16)20-2/h5-6H,1-4H3
SMILES:
O(C)C(C1C=C(C(=O)OC)C(C(=O)OC)=CC=1C(=O)OC)=O
BRN:
2226326

均苯四甲酸四甲酯(635-10-9)物化性质

实验特性

  • LogP : 0.83300
  • PSA : 105.20000
  • Merck : 14,8004
  • 折射率 : 1.5500 (estimate)
  • 沸点 : 410.43°C (rough estimate)
  • 熔点 : 143-144°C
  • 蒸气压 : 0.0±0.8 mmHg at 25°C
  • 闪点 : 161.5°C
  • 颜色与性状 : 固体。
  • 溶解性 : 未确定。
  • 密度 : 1.4258 (rough estimate)

计算特性

  • 精确分子量 : 310.06900
  • 氢键供体数量 : 0
  • 氢键受体数量 : 8
  • 可旋转化学键数量 : 8
  • 同位素质量 : 310.069
  • 重原子数量 : 22
  • 复杂度 : 376
  • 同位素原子数量 : 0
  • 确定原子立构中心数量 : 0
  • 不确定原子立构中心数量 : 0
  • 确定化学键立构中心数量 : 0
  • 不确定化学键立构中心数量 : 0
  • 共价键单元数量 : 1
  • 疏水参数计算参考值(XlogP) : 1.3
  • 互变异构体数量 : 无
  • 表面电荷 : 0
  • 拓扑分子极性表面积 : 105A^2

均苯四甲酸四甲酯(635-10-9)国际标准相关数据

EINECS:
211-226-6

均苯四甲酸四甲酯(635-10-9)海关数据

海关编码:
29333999
海关数据:

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

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%

均苯四甲酸四甲酯(635-10-9)推荐厂家 更多厂家(8)

公司名称手机号/电话联系人QQ微信询单
郑州阿尔法化工有限公司 15324716602
0371-55013243
刘经理 2853979810
询单
上海瀚思化工有限公司 18939883912
021-34536277
顾经理 3003949364
询单
赫澎(上海)生物科技有限公司 13122891558
186-16545970
张硕 3418426269
询单
JACS-郑州杰克斯化工产品有限公司 15981966935
0371-86259281
杰克斯JACS 893596907
询单
江苏艾康生物医药研发有限公司 18795912720
025-66061636
杨情情 3004779232
询单
上海吉至生化科技有限公司 18117592386
021-57481218
吉至试剂 3007522982
询单
上海源叶生物科技有限公司 15026964105
15026964105
汤思磊 2881489226
询单

均苯四甲酸四甲酯(635-10-9)相关文献

均苯四甲酸四甲酯(635-10-9) MSDS

基础信息


SECTION 1: Identification of the substance/mixture and of the company/undertaking
  Product identifiers
    Product name        : Tetramethyl 1,2,4,5-Benzenetetracarboxylate    
    REACH No.        : A registration number is not available for this substance as the substance    
    or its uses are exempted from registration, the annual tonnage does not
    require a registration or the registration is envisaged for a later
    registration deadline.
  Relevant identified uses of the substance or mixture and uses advised against
    Identified uses        : Laboratory chemicals, Manufacture of substances    
  
  

SECTION 2: Hazards identification
  Classification of the substance or mixture
    Not a hazardous substance or mixture according to Regulation (EC) No. 1272/2008.
    This substance is not classified as dangerous according to Directive 67/548/EEC.
  Label elements
    The product does not need to be labelled in accordance with EC directives or respective national laws.
  Other hazards
    This substance/mixture contains no components considered to be either persistent, bioaccumulative and
    toxic (PBT), or very persistent and very bioaccumulative (vPvB) at levels of 0.1% or higher.

SECTION 3: Composition/information on ingredients
  Substances
    Molecular weight        : 310,26 g/mol    
    No components need to be disclosed according to the applicable regulations.

SECTION 4: First aid measures
  Description of first aid measures
  If inhaled
    If breathed in, move person into fresh air. If not breathing, give artificial respiration.
  In case of skin contact
    Wash off with soap and plenty of water.
  In case of eye contact
    Flush eyes with water as a precaution.
  If swallowed
    Never give anything by mouth to an unconscious person. Rinse mouth with water.
  Most important symptoms and effects, both acute and delayed
    The most important known symptoms and effects are described in the labelling (see section 2.2) and/or in
    section 11
  Indication of any immediate medical attention and special treatment needed
    No data available

SECTION 5: Firefighting measures
  Extinguishing media
  Suitable extinguishing media
    Use water spray, alcohol-resistant foam, dry chemical or carbon dioxide.
  Special hazards arising from the substance or mixture
    Nature of decomposition products not known.
  Advice for firefighters
    Wear self-contained breathing apparatus for firefighting if necessary.
  Further information
    No data available

SECTION 6: Accidental release measures
  Personal precautions, protective equipment and emergency procedures
    Avoid dust formation. Avoid breathing vapours, mist or gas.
    For personal protection see section 8.
  Environmental precautions
    No special environmental precautions required.
  Methods and materials for containment and cleaning up
    Sweep up and shovel. Keep in suitable, closed containers for disposal.
  Reference to other sections
    For disposal see section 13.

SECTION 7: Handling and storage
  Precautions for safe handling
    Provide appropriate exhaust ventilation at places where dust is formed.
    For precautions see section 2.2.
  Conditions for safe storage, including any incompatibilities
    Store in cool place. Keep container tightly closed in a dry and well-ventilated place.
    Storage class (TRGS 510): Non Combustible Solids
  Specific end use(s)
    Apart from the uses mentioned in section 1.2 no other specific uses are stipulated

SECTION 8: Exposure controls/personal protection
  Control parameters
  Components with workplace control parameters
  Exposure controls
  Appropriate engineering controls
    General industrial hygiene practice.
  Personal protective equipment
  Eye/face protection
    Use equipment for eye protection tested and approved under appropriate government standards
    such as NIOSH (US) or EN 166(EU).
  Skin protection
    Handle with gloves. Gloves must be inspected prior to use. Use proper glove removal technique
    (without touching glove's outer surface) to avoid skin contact with this product. Dispose of
    contaminated gloves after use in accordance with applicable laws and good laboratory practices.
    Wash and dry hands.
    The selected protective gloves have to satisfy the specifications of EU Directive 89/686/EEC and
    the standard EN 374 derived from it.
  Body Protection
    Choose body protection in relation to its type, to the concentration and amount of dangerous
    substances, and to the specific work-place., The type of protective equipment must be selected
    according to the concentration and amount of the dangerous substance at the specific workplace.
  Respiratory protection
    Respiratory protection is not required. Where protection from nuisance levels of dusts are desired,
    use type N95 (US) or type P1 (EN 143) dust masks. Use respirators and components tested and
    approved under appropriate government standards such as NIOSH (US) or CEN (EU).
  Control of environmental exposure
    No special environmental precautions required.

SECTION 9: Physical and chemical properties
  Information on basic physical and chemical properties
    a) Appearance        Form: solid    
    b) Odour        No data available    
    c) Odour Threshold        No data available    
    d) pH        No data available    
    e) Melting point/freezing        No data available    
    point
    f) Initial boiling point and No data available
    boiling range
    g) Flash point        No data available    
    h) Evaporation rate        No data available    
    i) Flammability (solid, gas) No data available
    j) Upper/lower        No data available    
    flammability or
    explosive limits
    k) Vapour pressure        No data available    
    l) Vapour density        No data available    
    m) Relative density        No data available    
    n) Water solubility        No data available    
    o) Partition coefficient: n- No data available
    octanol/water
    p) Auto-ignition        No data available    
    temperature
    q) Decomposition        No data available    
    temperature
    r) Viscosity        No data available    
    s) Explosive properties        No data available    
    t) Oxidizing properties        No data available    
  Other safety information
    No data available

SECTION 10: Stability and reactivity
  Reactivity
    No data available
  Chemical stability
    Stable under recommended storage conditions.
  Possibility of hazardous reactions
    No data available
  Conditions to avoid
    No data available
  Incompatible materials
    Strong oxidizing agents
  Hazardous decomposition products
    In the event of fire: see section 5

SECTION 11: Toxicological information
  Information on toxicological effects
  Acute toxicity
    No data available
  Skin corrosion/irritation
    No data available
  Serious eye damage/eye irritation
    No data available
  Respiratory or skin sensitisation
    No data available
  Germ cell mutagenicity
    No data available
  Carcinogenicity
    IARC:        No component of this product present at levels greater than or equal to 0.1% is identified as    
    probable, possible or confirmed human carcinogen by IARC.
  Reproductive toxicity
    No data available
  Specific target organ toxicity - single exposure
    No data available
  Specific target organ toxicity - repeated exposure
    No data available
  Aspiration hazard
    No data available
  Additional Information
    RTECS: Not available
    To the best of our knowledge, the chemical, physical, and toxicological properties have not been
    thoroughly investigated.

SECTION 12: Ecological information
  Toxicity
    No data available
  Persistence and degradability
    No data available
  Bioaccumulative potential
    No data available
  Mobility in soil
    No data available
  Results of PBT and vPvB assessment
    This substance/mixture contains no components considered to be either persistent, bioaccumulative and
    toxic (PBT), or very persistent and very bioaccumulative (vPvB) at levels of 0.1% or higher.
  Other adverse effects
    No data available

SECTION 13: Disposal considerations
  Waste treatment methods
  Product
    Offer surplus and non-recyclable solutions to a licensed disposal company.
  Contaminated packaging
    Dispose of as unused product.

SECTION 14: Transport information
  UN number
    ADR/RID: -        IMDG: -        IATA: -    
  UN proper shipping name
    ADR/RID: Not dangerous goods
    IMDG: Not dangerous goods
    IATA:        Not dangerous goods    
  Transport hazard class(es)
    ADR/RID: -        IMDG: -        IATA: -    
  Packaging group
    ADR/RID: -        IMDG: -        IATA: -    
  Environmental hazards
    ADR/RID: no        IMDG Marine pollutant: no        IATA: no    
  Special precautions for user
    No data available

SECTION 15: Regulatory information
    This safety datasheet complies with the requirements of Regulation (EC) No. 1907/2006.
  Safety, health and environmental regulations/legislation specific for the substance or mixture
    No data available
  Chemical Safety Assessment
    For this product a chemical safety assessment was not carried out

SECTION 16: Other information
  Further information
    Copyright 2014 Co. LLC. License granted to make unlimited paper copies for internal use
    only.
    The above information is believed to be correct but does not purport to be all inclusive and shall be
    used only as a guide. The information in this document is based on the present state of our knowledge
    and is applicable to the product with regard to appropriate safety precautions. It does not represent any
    guarantee of the properties of the product. Corporation and its Affiliates shall not be held
    liable for any damage resulting from handling or from contact with the above product. See
     and/or the reverse side of invoice or packing slip for additional terms and conditions of sale.