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基本信息
中文名称:氰基乙酸中文别名:氰乙酸;氰基醋酸英文名称:Cyanoacetic acid英文别名:Methyl and Ethyl esters; 2-cyanoacetic acid; Cyano Acetic Acid; cyanoacetateCAS:372-09-8EINECS:206-743-9分子式:C3H2NO2分子量:84.054性状:白色有吸湿性晶体。
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安全术语
S20When using, do not eat or drink.使用时不得进食、饮水。S26In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.不慎与眼睛接触后,请立即用大量清水冲洗并征求医生意见。S36/37/39Wear suitable protective clothing, gloves and eye/face protection.穿戴适当的防护服、手套和护目镜或面具。S45In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.)若发生事故或感不适,立即就医(可能的话,出示其标签)。S61Avoid release to the environment. Refer to special instructions / safety data sheets.避免释放至环境中。参考特别说明/安全数据说明书。
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风险术语
R20/22Harmful by inhalation and if swallowed.吸入及吞食有害。R31Contact with acids liberates toxic gas.遇酸释放有毒气体。R34 Causes burns.引起灼伤。R52/53Harmful to aquatic organisms, may cause long-term adverse effects in the aquatic environment.对水生生物有害,可能对水体环境产生长期不良影响。【溶解情况】溶于水、乙醇、乙醚。【用途】用于有机合成。【制备或来源】工业上由一氯乙酸钠遇氰化钾溶液作用而得。【其他】在160℃分解。水解后生成丙二酸。