包装 价格 库存 - 促销价
100mL    RMB   230
500mL    RMB   680
1L       RMB  1170
Potassium bis(trimethylsilyl)amide


  • Mol. Formula: [(CH3)3Si]2NK
  • Mol. Weight: 199.48
  • Density: 0.877
  • Refractive index: 1.4920
  • Flash Point: -14°(6°F)
  • TSCA: No
  • Boiling Point: 66°
  • Vapor Density: 3.2 (vs air)
  • Vapor Pressure: 54 mmHg ( 25 °C)
  • Stability: 对湿度敏感
Chemical NamePotassium bis(trimethylsilyl)amide
  • 双(三甲基硅基)氨基钾, 20% W/W, 0.91M IN THF
  • 六甲基二硅基胺基钾 溶液 六甲基二硅氮烷 钾盐 溶液
  • Potassium hexamethyldisilazide
MDL NumberMFCD00010330
PubChem Substance ID 329767272
Beilstein Registry Number4006754
EC Number424-100-2
CAS Number40949-94-8
Chemical Name Translation双(三甲基硅基)氨基钾
LabNetwork Molecule IDLN00163929
WGK Germany3
GHS Symbol
Precautionary statements
  • P271 Use only outdoors or in a well-ventilated area.? 只能在室外或通风良好的地方使用。
  • P501 Dispose of contents/container to..… 处理内容物/容器.....
  • P210261280305+351+338310
  • P403+233 Store in a well-ventilated place. Keep container tightly closed. 存放在通风良好的地方。保持容器密闭。
  • P305+351+338+310
  • P310 Immediately call a POISON CENTER or doctor/physician. 立即呼救解毒中心或医生/医师。
  • P280 Wear protective gloves/protective clothing/eye protection/face protection. 戴防护手套/防护服/眼睛的保护物/面部保护物。
  • P264 Wash hands thoroughly after handling. 处理后要彻底洗净双手。
  • P301+330+331+310
  • P210 Keep away from heat/sparks/open flames/hot surfaces. — No smoking. 远离热源/火花/明火/热的表面。——禁止吸烟。
  • P261 Avoid breathing dust/fume/gas/mist/vapours/spray. 避免吸入粉尘/烟/气体/烟雾/蒸汽/喷雾。
  • P305+351+338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. 如接触到眼睛:小心地用水冲洗几分钟。如果佩戴隐形眼镜并容易取出的话,取出隐形眼镜。继续冲洗。
  • P201 Obtain special instructions before use. 使用前获取专门指示。
  • P240 Ground/bond container and receiving equipment. 与地面接触/连接集装箱和接受设备。
  • P370+378 In case of fire: Use … for extinction. 如果发生火灾:使用...灭火。
  • P304+340 IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing. 如果吸入:转移到空气新鲜处,休息,保持一个适合呼吸的姿势。
  • P270 Do not eat, drink or smoke when using this product. 使用本产品时不要吃东西,喝水或吸烟。
  • P241 Use explosion-proof electrical/ventilating/lighting/…/equipment. 使用防爆电气/通风/照明/ .../设备。
  • P260 Do not breathe dust/fume/gas/mist/vapours/spray. 不要吸入粉尘/烟/气体/烟雾/蒸汽/喷雾。
  • P202 Do not handle until all safety precautions have been read and understood. 已阅读并理解所有的安全预防措施之前,切勿操作。
  • P301+310 IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician. 如果食入:立即呼叫中毒控制中心或医生/医师。
  • P301+310+331
  • P273 Avoid release to the environment. 避免释放到环境中。
  • P308+311
  • P210280301+310305+351+338
Hazard statements
  • H314 Causes severe skin burns and eye damage 导致严重的皮肤灼伤和眼睛损伤
  • H225 Highly flammable liquid and vapour 高度易燃液体和蒸气
  • H302 Harmful if swallowed 吞食有害
  • H351 Suspected of causing cancer 怀疑致癌
  • H335 May cause respiratory irritation 可能导致呼吸道刺激
  • H304 May be fatal if swallowed and enters airways 吞食和进入呼吸道可能致命
  • H336 May cause drowsiness or dizziness 肯能导致嗜睡或头晕
  • H361d Suspected of damaging the unborn child 怀疑对未出生婴儿造成伤害
  • H373 May causes damage to organs through prolonged or repeated exposure 长期或频繁接触可能会损伤器官
Personal Protective Equipment
  • Eyeshields, Faceshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges
  • Faceshields, full-face respirator (US), Gloves, Goggles, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
Signal word
Packing GroupII
UN Number
  • UN2924
Risk Statements
  • R14 Reacts violently with water 遇水会猛烈反应
  • R11 Highly flammable 非常易燃
  • R63 Possible risk of harm to the unborn child 可能危害未出生婴儿
  • R48/20
  • R67 Vapours may cause drowsiness and dizziness 蒸汽可能导致嗜睡和昏厥
  • R65 Harmful: may cause lung damage if swallowed 若吞咽可能伤害肺部器官
  • R34 Causes burns 会导致灼伤
  • R19 May form explosive peroxides 可能生成易爆的过氧化物质
Safety Statements
  • S45 In case of accident or if you feel unwell seek medical advice immediately (show the label where possible) 发生事故时或感觉不适时,立即求医(可能时出示标签);
  • S26 In case of contact with eyes, rinse immediately with plenty of water and seek medical advice 眼睛接触后,立即用大量水冲洗并征求医生意见;
  • S36/37/39 Wear suitable protective clothing, gloves and eye/face protection 穿戴适当的防护服、手套和眼睛/面保护;
  • S43 In case of fire use ... (indicate in the space the precise type of fire-fighting equipment. If water increases the risk add -?Never use water) 着火时使用(指明具体的消防器材种类,如果用水增加危险,注明“禁止用水”
  • S30 Never add water to this product 切勿将水加入该产品中;
  • S20 When using do not eat or drink 使用时,不得进食,饮水;
  • S23 Do not breathe gas/fumes/vapour/spray (appropriate wording to be specified by the manufacturer) 不要吸入气体/烟雾/蒸汽/喷雾;
  • S33 Take precautionary measures against static discharges 对静电采取预防措施;
  • S16 Keep away from sources of ignition - No smoking 远离火源,禁止吸烟;
  • S60 This material and its container must be disposed of as hazardous waste 该物质及其容器必须作为危险废物处置;
  • S9 Keep container in a well-ventilated place 保持容器在通风良好的场所;
  • S8 Keep container dry 保持容器干燥;
Storage condition
  • Refrigerator
  • Air & Moisture Sensitive
  • 充氩保存
Hazard Codes
  • F,C
Hazard Class3/8
  • ⑴.常温常压条件下为液体。 ⑵.非亲核性强碱。 ⑶.医药中间体,主要用于合成头孢抗生素的生产。
  • 非亲核性强碱。
  • Also used in the Wittig reaction, to give Li salt-free product distribution for selective (Z)-alkene formation: J. Org. Chem., 45, 4260 (1980). Has also been used with 18-crown-6 for selective formation of (Z)-ɑß-unsaturated esters from phosphonates: Tetrahedron Lett., 24, 4405 (1983).
  • Sterically hindered strong base, compare Sodium bis(trimethyl­silyl)­amide, L13352 and Lithium bis(trimethyl­silyl)­amide, L15012. Used in the generation of K enolates, preferred to their Li or Na counterparts in some reactions, see e.g.: Tetrahedron Lett., 32, 1779 (1991); J. Am. Chem. Soc., 109, 6881 (1987); 111, 1063 (1989).
  • 部分产品数据参考 LabNovo , 请谨慎使用并以实际实验测量值为准。