Lithium Diisopropylamide 二异丙基氨基锂

CAS 4111-54-0 MFCD00064449

化学结构图

4111-54-0
SMILES: [Li]N(C(C)C)C(C)C

化学属性

Mol. Formula[(CH3)2CH]2NLi
Mol. Weight107.12
Density0.812
Vapor Density>;1 (vs air)
Boiling Point65 °C
Flash Point-20°C(lit.)
Solubility分解
Appearance liquid
Stability对湿度敏感
pH:A

别名和识别编码

Chemical NameLithium Diisopropylamide
CAS Number4111-54-0
EC Number223-893-0
Beilstein Registry Number3655042
MDL NumberMFCD00064449
Synonym 2-Propanamine,N-(1-methylethyl)-,lithiumsalt DIISOPROPYLAMINOLITHIUM Disotat LDA LDA THF COMPLEX LITHIUM DIISOPROPYLAMIDE LITHIUM DIISOPROPYLAMIDE THF COMPLEX LITHIUM DIISOPROPYLAMIDE, 1.8M SOLUTION IN THF/HEPTANE/ETHYLBENZENE LITHIUM DIISOPROPYLAMIDE, 10 WT. % SOLUT ION IN MINERAL OIL LITHIUM DIISOPROPYLAMIDE, 10 WT. % SUSPE NSION IN HEXANES LITHIUM DIISOPROPYLAMIDE, 2.0M SOLUTION IN HEPTANE/THF/ETHYLBENZENE LITHIUM DIISOPROPYLAMIDE, 2M SOLUTION IN THF/HEPTANE LITHIUM DIISOPROPYLAMIDE, 2M SOLUTION IN THF/N-HEPTANE LITHIUM DIISOPROPYLAMINE LITHIUMDIISOPROPYLAMIDE,2MSOLUTIONINTETRAHYDROFURAN/HEPTANE/ETHYLBENZENE Lithium diisopropylamide solution Lithium diisopropylamide solution, ~2 M in THF/heptane/ethylbenzene Lithiu
PubChem Substance ID2724682
Reaxys-RN906717
Merck Number3196
Chemical Name Translation二异丙基氨基锂
LabNetwork Molecule IDLN00163930
InChIInChI=1S/C6H14N.Li/c1-5(2)7-6(3)4;/h5-6H,1-4H3;/q-1;+1
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分类

  • {SNA} 25mL Sure/Seal Reagents, Acids & Bases, Bases, Chemical Synthesis, Organic Bases, Organometallic Reagents, Synthetic Reagents
  • {SNA} Chemical Synthesis, Organic Bases, Synthetic Reagents
  • {SNA} Acids & Bases, Bases, Chemical Synthesis, Organic Bases, Synthetic Reagents
  • {SNA} 25mL Sure/Seal Reagents, Chemical Synthesis, Organometallic Reagents
  • {SNA} 25mL Sure/Seal Reagents, Chemical Synthesis, Organic Bases, Organometallic Reagents, Synthetic Reagents

产品应用

  • ⑴.常温下为白色固体，温度升至0 ℃以上就不稳定。溶于Et2O、THF、DME、HMPA。它的己烷或戊烷溶液在室温下能够稳定放置几周时间，它与THF的复合物在环己烷和庚烷中相当稳定。
  • ⑵. 有广泛用途的金属化碱性试剂，用于Aldol缩合，烷基乙酸、二烷基乙酸、内酯，a,b-不饱和酮等的a-烷化，合成醛和硝基烷；从醛合成酮；合成b-羟酸；三取代烯的立体选择合成；制不对称酮的烯醇锂盐；制溴甲基锂；亚硝胺的锂化，3-甲基吡啶的甲基锂化；吲哚的合成；氯代酸酯的环化；苯乙烯还原成乙苯。
  • ⑶. 是有机合成中应用非常广
  • 非常有名的大位阻强碱，用于形成碳负离子。

相关文献及参考

  • Merck: 14,3196

安全信息

Signal word Danger
GHS Symbol
WGK Germany3
Safety Statements
  • S16 Keep away from sources of ignition - No smoking 远离火源，禁止吸烟；
  • 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；
  • S33 Take precautionary measures against static discharges 对静电采取预防措施；
  • 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”
  • 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）；
  • 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；
  • S61 Avoid release to the environment. Refer to special instructions/safety data sheet 避免释放到环境中，参考特别指示/安全收据说明书；
  • S62 If swallowed, do not induce vomiting: seek medical advice immediately and show this container or label where possible 吞食后不要催吐：立即求医并出示该容器或标签；
  • S9 Keep container in a well-ventilated place 保持容器在通风良好的场所；
Risk Statements
  • R11 Highly flammable 非常易燃
  • R14 Reacts violently with water 遇水会猛烈反应
  • R14/15 Reacts violently with water, liberating extremely flammable gases 遇水剧烈反应，释放出高度可燃气体
  • R15 Contact with water liberates extremely flammable gases 遇水会释放出极端易燃的气体
  • R17 Spontaneously flammable in air 在空气中能够自燃
  • R19 May form explosive peroxides 可能生成易爆的过氧化物质
  • R34 Causes burns 会导致灼伤
  • R35 Causes severe burns 会导致严重灼伤
  • R37 Irritating to respiratory system 刺激呼吸道
  • R40 Limited evidence of a carcinogenic effect 有限证据表明其致癌作用
  • R48/20
  • R50/53
  • R51/53
  • R62 Possible risk of impaired fertility 有削弱生殖能力的危险
  • R63 Possible risk of harm to the unborn child 可能危害未出生婴儿
  • R65 Harmful: may cause lung damage if swallowed 若吞咽可能伤害肺部器官
  • R67 Vapours may cause drowsiness and dizziness 蒸汽可能导致嗜睡和昏厥
Precautionary statements
  • 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。
  • P222 Do not allow contact with air. 不要与空气接触。
  • P231+P232
  • P240 Ground/bond container and receiving equipment. 与地面接触/连接集装箱和接受设备。
  • 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。
  • P261 Avoid breathing dust/fume/gas/mist/vapours/spray. 避免吸入粉尘/烟/气体/烟雾/蒸汽/喷雾。
  • P264 Wash hands thoroughly after handling. 处理后要彻底洗净双手。
  • P273 Avoid release to the environment. 避免释放到环境中。
  • 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。
  • P301+P330+P331
  • P302+P334
  • P303+P361+P353
  • P304+P340
  • P305+P351+P338
  • P310 Immediately call a POISON CENTER or doctor/physician. 立即呼救解毒中心或医生/医师。
  • P321 Specific treatment (see … on this label). 具体治疗（见本标签上的）。
  • P363 Wash contaminated clothing before reuse. 被污染的衣服洗净后方可重新使用。
  • P370+P378
  • P405 Store locked up. 上锁保管。
  • P422 Store contents under… 存储目录在…之下。
  • P501 Dispose of contents/container to..… 处理内容物/容器.....
Hazard statements
  • H225 Highly flammable liquid and vapour 高度易燃液体和蒸气
  • H226 Flammable liquid and vapour 易燃液体和蒸气
  • H228 Flammable solid 易燃固体
  • H250 Catches fire spontaneously if exposed to air 暴露于空气自发着火
  • H261 In contact with water releases flammable gas 与水接触时释放可燃气体。
  • H302 Harmful if swallowed 吞食有害
  • H304 May be fatal if swallowed and enters airways 吞食和进入呼吸道可能致命
  • H314 Causes severe skin burns and eye damage 导致严重的皮肤灼伤和眼睛损伤
  • H335 May cause respiratory irritation 可能导致呼吸道刺激
  • H336 May cause drowsiness or dizziness 肯能导致嗜睡或头晕
  • H351 Suspected of causing cancer 怀疑致癌
  • H361 Suspected of damaging fertility or the unborn child 怀疑对生育能力或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
  • H400 Verytoxictoaquaticlife 对水生生物毒性非常大。
  • H410 Verytoxictoaquaticlifewithlonglastingeffects 对水生生物毒性非常大并具有长期影响。
  • H411 Toxictoaquaticlifewithlonglastingeffects 对水生生物有毒性并具有长期影响。
Personal Protective Equipment Faceshields, full-face respirator (US), Gloves, Goggles, multi-purpose combination respirator cartridge (US)
Hazard Codes 4.3 F,C F,C,N F;C;N
UN Number 3399
Packing GroupII
Storage condition 0-10 储存温度2-8°C 2-8°C 0-10°C
Hazard Class4.3/3
Restrict 危险品

其他信息

  • ⑴. 2-8℃ ，避光，通风干燥处，密封保存。 ⑵. 对空气和湿气相对比较敏感，建议在无水条件下操作和使用。

系列性分类

  1. Chemical Synthesis 化学合成
  2. Synthetic Reagents 合成试剂
  3. Organic Acids - Synthetic Reagents
  1. Chemical Synthesis 化学合成
  2. Synthetic Reagents 合成试剂
  3. Organic Bases - Synthetic Reagents
  1. Chemical Synthesis 化学合成
  2. Synthetic Reagents 合成试剂
  3. Organic Bases - Synthetic Reagents
  1. Chemical Synthesis 化学合成
  2. Synthetic Reagents 合成试剂
  3. Organic Bases - Synthetic Reagents
  1. Chemical Synthesis 化学合成
  2. Building Blocks 合成砌块
  3. Chemicals by Class 化学分类法
  4. Metal Compounds 金属化合物

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