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        純度:≥99% 包裝:180kg/桶

        CAS:  15206-55-0
        分子式:  C9H8O3
        分子量: 164.16

        中文名稱:  α-氧代苯乙酸甲酯
        英文名稱:  alpha-oxo-benzeneacetic acid methyl ester
                           methyl benzoylformate
                           Methyl phenylglyoxylate
                           Phenylglyoxylic acid methyl ester
        性質描述:  低溫下為淡黃色固體,18℃以上時為淡黃色液體,沸點為246-248℃,相對密度1.155,折光率1.5268。

        方法一:其制備方法是在反應瓶中加入氯化鈉和硫酸,室溫下攪拌,滴加苯甲酰腈,控制溫度在30℃左右,滴加完后保溫3 h,再滴加甲醇,升溫回流5 h,反應結束后減壓除去甲醇得成品。



        Product Identification
        【Product Name】Methyl phenylglyoxylate
        【Molecular Weight】164.16
        【Beilstein Reference】4-10-00-02738

        Physical and Chemical Properties
        【Appearance】Clear slightly yellow.
        【Solubility in water】Insoluble
        【Melting Point】16℃
        【Boiling Point】248℃
        【Vapor Pressure】7.5 (20℃)
        【Density】1.1561 g/cm3 (20℃)
        【Refractive Index】1.5291 (20℃)

        First Aid Measures
        【Ingestion】If victim is conscious and alert, give 2-4 cupfuls of milk or water. Get medical aid immediately.
        【Inhalation】Get medical aid immediately. Remove from exposure to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen.
        【Skin】Get medical aid. Flush skin with plenty of soap and water for at least 15 minutes while removing contaminated clothing and shoes. Remove contaminated clothing and shoes.
        【Eyes】Flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid immediately.

        Handling and Storage
        【Storage】Store in a cool, dry place. Keep container closed when not in use.
        【Handling】Wash thoroughly after handling. Remove contaminated clothing and wash before reuse. Avoid contact with eyes, skin, and clothing. Avoid ingestion and inhalation.

        Exposure Controls/Personal Protection
        【Personal Protection】Eyes: Wear chemical goggles. Skin: Wear appropriate protective gloves to prevent skin exposure. Clothing: Wear appropriate protective clothing to minimize contact with skin.
        【Respirators】A respiratory protection program that meets OSHA's 29 CFR 1910.134 and ANSI Z88.2 requirements or European Standard EN 149 must be followed whenever workplace conditions warrant a respirator's use.
        【Exposure Effects】The toxicological properties of this material have not been investigated.

        Fire Fighting Measures
        【Flash Point】77
        【Autoignition】> 500
        【Fire Fighting】Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. During a fire, irritating and highly toxic gases may be generated by thermal decomposition or combustion. Extinguishing media: Use agent most appropriate to extinguish fire.

        Accidental Release Measures
        【Small spills/leaks】Clean up spills immediately, using the appropriate protective equipment.

        Stability and Reactivity
        【Stability】Stable under normal temperatures and pressures.
        【Incompatibilities】Strong oxidizing agents.
        【Decomposition】Irritating and toxic fumes and gases.

        Transport Information
        【HS Code】2918 30 00


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