4525-33-1 (二甲基二碳酸盐,methoxycarbonyl methyl carbonate)

CAS号:
4525-33-1
中文名称:
二甲基二碳酸盐
英文名称:
methoxycarbonyl methyl carbonate
安全信息:
分子式:
C4H6O5
分子量:
134.087441921234

二甲基二碳酸盐(4525-33-1)名称与标识符

名称

中文别名:
二甲基二碳酸盐;焦碳酸二甲酯(DMPC);二碳酸二甲酯;二烷酸二甲酯;焦碳酸二甲酯;防腐剂;酵母抑制剂;
英文别名:
Dicarbonic acid,C,C'-dimethyl ester;Dimethyl dicarbonate;DIMETHYL DICARBONATE FOR SYNTHESIS;methoxycarbonyl methyl carbonate;Bis(trichloromethyl)carbonate;DMPC Dimethyl pyrocarbonate Pyrocarbonic acid dimethyl ester;DIMETHYL DICARBONATE [FCC];4525-33-1;Dimethyl pyrocarbonate;SY274597;dimethylpyrocarbonate;Dimethyldicarbonate;Dicarbonic acid, 1,3-dimethyl ester;NS00006957;E-242;Dimethyl dicarbonate, for histidine methylation;Pyrocarbonic acid dimethyl ester;D95912;Velcorin;SCHEMBL48007;UNII-1AY9229ZMG;CHEBI:173546;Q416985;INS-242;Baycovin; DEPA;Dekapex; Diethyl dicarbonate;Ue 5908;Dicarbonic acid, C,C'-dimethyl ester;FT-0625077;HSDB 8117;GZDFHIJNHHMENY-UHFFFAOYSA-N;AKOS015892861;EN300-317040;Formic acid, oxydi-, dimethyl ester;Dicarbonic acid, dimethyl ester;1AY9229ZMG;W-106157;Dimethyl oxydiformate;EINECS 224-859-8;Methyl pyrocarbonate;MFCD00008419;INS NO.242;Formic acid, oxydi-, dimethyl ester (7CI,8CI);DTXSID2052108;Dimethyl pyrocarbonate; Methyl pyrocarbonate; Pyrocarbonic acid dimethyl ester; Velcorin;DTXCID4030675;DMDCDimethyl pyrocarbonate;DB-051287;

标识符

MDL:
MFCD00008419
InChIKey:
GZDFHIJNHHMENY-UHFFFAOYSA-N
Inchi:
1S/C4H6O5/c1-7-3(5)9-4(6)8-2/h1-2H3
SMILES:
O(C(=O)OC)C(=O)OC

二甲基二碳酸盐(4525-33-1)物化性质

实验特性

  • LogP : 0.53580
  • PSA : 61.83000
  • 折射率 : n20/D 1.392(lit.)
  • 沸点 : 45-46 °C5 mm Hg(lit.)
  • 熔点 : 15-17℃
  • 闪点 : 80 °C
  • 溶解度 : 35g/l (decomposition)
  • 颜色与性状 : 无色液体
  • 溶解性 : 未确定
  • 密度 : 1.25 g/mL at 25 °C(lit.)

计算特性

  • 精确分子量 : 134.02200
  • 氢键供体数量 : 0
  • 氢键受体数量 : 5
  • 可旋转化学键数量 : 4
  • 同位素质量 : 134.021523
  • 重原子数量 : 9
  • 复杂度 : 104
  • 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) : 0.7
  • 互变异构体数量 : 无
  • 表面电荷 : 0
  • 拓扑分子极性表面积 : 61.8

二甲基二碳酸盐(4525-33-1)安全信息

二甲基二碳酸盐(4525-33-1)国际标准相关数据

EINECS:
224-859-8

二甲基二碳酸盐(4525-33-1)海关数据

海关编码:
2920909090
海关数据:

中国海关编码:

2920909090

概述:

2920909090 其他无机酸酯(不包括卤化氢的酯)(包括其盐及它们的卤化,磺化,硝化和亚硝化衍生物)。监管条件:无。增值税率:17.0%。退税率:9.0%。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:

2920909090 esters of other inorganic acids of non-metals (excluding esters of hydrogen halides) and their salts; their halogenated, sulphonated, nitrated or nitrosated derivatives。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0%

二甲基二碳酸盐(4525-33-1)推荐厂家 更多厂家(62)

二甲基二碳酸盐(4525-33-1)相关文献

二甲基二碳酸盐(4525-33-1)参考资料

Beilstein:
956715
PubChem CID:

二甲基二碳酸盐(4525-33-1) MSDS

基础信息


Section 1. Chemical Product and Company Identification
    Dimethyl Dicarbonate
    Common Name/
    Trade Name
    Manufacturer
    Commercial Name(s)
    Synonym
    Chemical Name
    Chemical Family
    Dimethyl Dicarbonate

Section 4. First Aid Measures
    Eye Contact        Check for and remove any contact lenses. In case of contact, immediately flush eyes with plenty of water for at    
    least 15 minutes. Get medical attention.
    Skin Contact        In case of contact, immediately flush skin with plenty of water. Cover the irritated skin with an emollient. Remove    
    contaminated clothing and shoes. Wash clothing before reuse. Thoroughly clean shoes before reuse. Get
    medical attention.
    Serious Skin Contact        Wash with a disinfectant soap and cover the contaminated skin with an anti-bacterial cream. Seek immediate    
    medical attention.
    Inhalation        If inhaled, remove to fresh air. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get    
    medical attention immediately.
    Serious Inhalation        Not available.    
    Ingestion        Do NOT induce vomiting unless directed to do so by medical personnel. Never give anything by mouth to an    
    unconscious person. If large quantities of this material are swallowed, call a physician immediately. Loosen tight
    clothing such as a collar, tie, belt or waistband.
    Serious Ingestion        Not available.    

Section 5. Fire and Explosion Data
    Flammability of the Product Combustible.
    Auto-Ignition Temperature Not available.
    Flash Points        CLOSED CUP: 80°C (176°F).    
    Flammable Limits        Not available.    
    Products of Combustion        These products are carbon oxides (CO, CO2).    
    Fire Hazards in Presence of Flammable in presence of open flames and sparks, of heat.
    Various Substances        Non-flammable in presence of shocks.    
    Explosion Hazards in Presence Risks of explosion of the product in presence of mechanical impact: Not available.
    of Various Substances        Risks of explosion of the product in presence of static discharge: Not available.    
    Fire Fighting Media        SMALL FIRE: Use DRY chemical powder.    
    and Instructions        LARGE FIRE: Use water spray, fog or foam. Do not use water jet.    
    Special Remarks on        Not available.    
    Fire Hazards
    Special Remarks on Explosion Not available.
    Hazards

Section 6. Accidental Release Measures
    Small Spill        Absorb with an inert material and put the spilled material in an appropriate waste disposal.    
    Large Spill        Combustible material.    
    Keep away from heat. Keep away from sources of ignition. Stop leak if without risk. If the product is in its solid
    form: Use a shovel to put the material into a convenient waste disposal container. If the product is in its liquid
    form: Absorb with an inert material and put the spilled material in an appropriate waste disposal. Finish cleaning
    by spreading water on the contaminated surface and allow to evacuate through the sanitary system.
    Dimethyl Dicarbonate

Section 7. Handling and Storage
    Precautions        Keep locked up.. Keep away from heat. Keep away from sources of ignition. Ground all equipment containing    
    material. Do not ingest. Do not breathe gas/fumes/ vapor/spray. Wear suitable protective clothing. In case of
    insufficient ventilation, wear suitable respiratory equipment. If ingested, seek medical advice immediately and
    show the container or the label. Avoid contact with skin and eyes. Keep away from incompatibles such as
    oxidizing agents, alkalis.
    Storage        Air sensitive. Moisture sensitive Keep container in a cool, well-ventilated area. Keep container tightly closed and    
    sealed until ready for use. Avoid all possible sources of ignition (spark or flame). Refrigerate. Do not store above
    4°C (39.2°F).

Section 8. Exposure Controls/Personal Protection
    Engineering Controls        Provide exhaust ventilation or other engineering controls to keep the airborne concentrations of vapors below their    
    respective threshold limit value. Ensure that eyewash stations and safety showers are proximal to the
    work-station location.
    Personal Protection        Splash goggles. Lab coat. Vapor respirator. Be sure to use an approved/certified respirator or equivalent.    
    Gloves.
    Personal Protection in Case of Splash goggles. Full suit. Vapor respirator. Boots. Gloves. A self contained breathing apparatus should be
    a Large Spill        used to avoid inhalation of the product. Suggested protective clothing might not be sufficient; consult a specialist    
    BEFORE handling this product.
    Exposure Limits        Not available.    

Section 9. Physical and Chemical Properties
    Physical state and appearance Liquid.        Odor        Not available.    
    Taste        Not available.    
    Not available.
    Molecular Weight
    Color        Colorless.    
    pH (1% soln/water)        Not available.    
    45.5°C (113.9°F)
    Boiling Point
    Melting Point        16°C (60.8°F)    
    Not available.
    Critical Temperature
    Specific Gravity        1.254 (Water = 1)    
    Vapor Pressure        Not available.    
    Vapor Density        Not available.    
    Volatility        Not available.    
    Odor Threshold        Not available.    
    Water/Oil Dist. Coeff.        Not available.    
    Not available.
    Ionicity (in Water)
    Dispersion Properties        Not available.    
    Solubility        Not available.    
    Dimethyl Dicarbonate

Section 10. Stability and Reactivity Data
    The product is stable.
    Stability
    Instability Temperature        Not available.    
    Heat, ignition sources (sparks, flames), air, moisture, incompatible materials
    Conditions of Instability
    Reactive with oxidizing agents, alkalis.
    Incompatibility with various
    substances
    Corrosivity        Not available.    
    Special Remarks on        Air sensitive. Moisture sensitive    
    Reactivity
    Special Remarks on        Not available.    
    Corrosivity
    Polymerization        Will not occur.    

Section 11. Toxicological Information
    Routes of Entry        Absorbed through skin. Eye contact. Inhalation.    
    Toxicity to Animals        Acute oral toxicity (LD50): 260 mg/kg [Rat].    
    Chronic Effects on Humans Not available.
    Other Toxic Effects on        Hazardous in case of skin contact (irritant), of ingestion, of inhalation.    
    Humans
    Special Remarks on        Not available.    
    Toxicity to Animals
    Special Remarks on        Not available.    
    Chronic Effects on Humans
    Special Remarks on other        Acute Potential Health Effects:    
    Toxic Effects on Humans        Skin: Causes skin irritation.    
    Eyes: Exposure to vapor or mist will cause eye irritation.
    Inhalation: Inhalationi of vapor or mist may be irritating to mucous membranes and upper respiratory tract. May
    affect behavior/central nervous system. Symptoms may include somnolence, tremor. May also affect respiratory
    system (dyspnea), and metabolism
    Ingestion: May cause gastrointestinal tract irritation.
    The toxicological properties of this substance have not been fully investigated.

Section 12. Ecological Information
    Ecotoxicity        Not available.    
    BOD5 and COD        Not available.    
    Products of Biodegradation        Possibly hazardous short term degradation products are not likely. However, long term degradation products may    
    arise.
    Toxicity of the Products        The products of degradation are less toxic than the product itself.    
    of Biodegradation
    Special Remarks on the        Not available.    
    Products of Biodegradation
    Dimethyl Dicarbonate

Section 13. Disposal Considerations
    Waste Disposal        Waste must be disposed of in accordance with federal, state and local environmental    
    control regulations.

Section 14. Transport Information
    DOT Classification        Not a DOT controlled material (United States).    
    Not applicable.
    Identification
    Not applicable.
    Special Provisions for
    Transport
    DOT (Pictograms)

Section 15. Other Regulatory Information and Pictograms
    TSCA 8(b) inventory: Dimethyl Dicarbonate
    Federal and State
    Regulations
    California
    Proposition 65
    Warnings
    Other Regulations        OSHA: Hazardous by definition of Hazard Communication Standard (29 CFR 1910.1200).    
    EINECS: This product is on the European Inventory of Existing Commercial Chemical Substances.
    WHMIS (Canada) Not controlled under WHMIS (Canada).
    Other Classifications
    DSCL (EEC)        R22- Harmful if swallowed.        S1/2- Keep locked up and out of the reach of    
    R23- Toxic by inhalation.        children.    
    R36/38- Irritating to eyes and skin.        S45- In case of accident or if you feel unwell,    
    seek medical advice immediately (show the
    label where possible).
    S46- If swallowed, seek medical advice
    immediately and show this container or label.
    Health Hazard
    HMIS (U.S.A.)        2 National Fire Protection    
    2 Flammability
    2 Association (U.S.A.)
    Fire Hazard
    2 0 Reactivity
    Health
    Reactivity
    0
    Specific hazard
    Personal Protection
    h
    WHMIS (Canada)
    (Pictograms)
    DSCL (Europe)
    (Pictograms)
    Dimethyl Dicarbonate
    TDG (Canada)
    (Pictograms)
    ADR (Europe)
    (Pictograms)
    Protective Equipment
    Gloves.
    Lab coat.
    Vapor respirator. Be sure to use an
    approved/certified respirator or
    equivalent.


SECTION 16 - ADDITIONAL INFORMATION
N/A