Potassium Hydride 氢化钾

CAS 7693-26-7 MFCD00011357

化学结构图

7693-26-7
SMILES: [H-].[K+]

化学属性

Mol. FormulaKH
Mol. Weight40
Density1.45
Flash Point160°(320°F)
TSCAYes
Boiling Point316°C
Stability对水分敏感
Appearance dispersion (in mineral oil (~35%))
Solubility不溶于液氨、二硫化碳。

别名和识别编码

Chemical NamePotassium Hydride
Synonym {uni_hamburg} Potassiumhydride,30-35%inoil Potassiumhydrideinoilslurrygraypowder Potassium monohydride POTASSIUM HYDRIDE, 30 WT. % DISPERSION I N MINERAL OIL KH Kaliumhydrid Potassium hydride (KH) Potassium hydride, 25 to 35 wt.%, dispersion in mineral oil 氢化钾 氢化钾(~30%分散于矿物油中) 氢化钾, 30-35% W/W IN MINERAL OIL potassium hydride potassium (I) hydride 氫化鉀 Hydrogen potassium salt Potassium hydride, 20-25% in oil POTASSIUM HYDRIDE, ~35% DISPERSION IN MI NERAL OIL POTASSIUMHYDRIDE,30-35%(W/W)INMINERALOIL Potassium hydride,20-25 wt.% dispersion in mineral oil POTASSIUM HYDRIDE POTASSIUM HYDRIDE 30% MINERAL OIL potassiumhydride(kh)
MDL NumberMFCD00011357
CAS Number7693-26-7
EC Number231-704-8
Beilstein Registry Number2384789
PubChem Substance ID82127
Chemical Name Translation氢化钾
InChIKeyNTTOTNSKUYCDAV-UHFFFAOYSA-N
LabNetwork Molecule IDLN02219957
InChIInChI=1S/K.H/q+1;-1
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分类

  • {SNA} 12 Principles Aligned Products, Alternative Energy, Chemical Synthesis, Greener Alternative Products, Material Sciences, Materials for Hydrogen Storage, Metal Hydrides, Reduction, Synthetic Reagents, 材料科学
  • {SNA} Alternative Energy, Chemical Synthesis, Enabling Products, Greener Alternative Products, Material Sciences,
  • {SNA} Alternative Energy, Chemical Synthesis, Enabling Products, Greener Alternative Products, Material Sciences, Materials for Hydrogen Storage, Metal Hydrides, Reduction, Synthetic Reagents, 材料科学
  • {SNA} Chemical Synthesis,

产品应用

  • 用作有机合成的缩合剂及烷剂

相关文献及参考

  • Has been used to generate various bases by deprotonation; e.g. the highly-hindered bases potassium triethylmethoxide: Synthesis, 427 (1974), and potassium 2,6-di-t-butylphenoxide (see 2,6-Di-tert-butyl­phenol, A17244). For generation of the strong base potassium 3-aminopropylamide (KAPA), see 1,3-Diaminopropane, A11932.
  • Short: II/24A
  • o-Alkynylanilines cyclize to indoles with KH in NMP; NaH is ineffective: Angew. Chem. Int. Ed., 39, 2488 (2000):
  • Has been used to generate v
  • Short: EINECS
  • Used catalytically to initiate deprotonation of a ketone with sodium hydride: Org. Synth. Coll ., 7, 351 (1990).

安全信息

Signal word Danger
GHS Symbol
WGK Germany3
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”
  • S27 Take off immediately all contaminated clothing 立即脱掉全部污染的衣服;
  • S16 Keep away from sources of ignition - No smoking 远离火源,禁止吸烟;
  • S7/8 Keep container tightly closed and dry 保存在严格密闭容器中,保持干燥;
  • S53 Avoid exposure - obtain special instructions before use 避免接触,使用前获得特别指示说明;
Risk Statements
  • R45 May cause cancer 可能致癌
  • 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
  • R34 Causes burns 会导致灼伤
  • R36/37/38 Irritating to eyes, respiratory system and skin 对眼睛、呼吸系统和皮肤有刺激性
  • R11 Highly flammable 非常易燃
Precautionary statements
  • P223 Keep away from any possible contact with water, because of violent reaction and possible flash fire. 远离任何与水接触的可能,因为会剧烈反应可能产生闪火。
  • P422 Store contents under… 存储目录在…之下。
  • P231+P232
  • 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。
  • P305+P351+P338
  • P370+P378
  • P201 Obtain special instructions before use. 使用前获取专门指示。
  • P402+P404
  • 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。
Hazard statements
  • H314 Causes severe skin burns and eye damage 导致严重的皮肤灼伤和眼睛损伤
  • H350 May cause cancer 可能致癌
  • H260 In contact with water releases flammable gases which may ignite spontaneously 与水接触时释放可燃气体,可自燃。
Personal Protective Equipment Faceshields, full-face respirator (US), Gloves, Goggles, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
Packing GroupI
UN Number 1409 UN1409 UN 1409 4.3/PG 1
Storage condition Moisture Sensitive Flammables + water-Freezer (-20°C)e area 储存温度2-8℃; 充氩保存
Hazard Codes F,T F,C
Warnings 危化品目录(2015)
Restrict 危险品

其他信息

  • 外观性质:白色针状结晶,商品为灰色粉末,半分散于油中。
  • 属于离子晶体,商品为灰色粉末,半分散于油中,不溶于液氨、二硫化碳盐型氢化物,其中氢为H-离子。不稳定,加热不待熔化即分解,和水作用放出氢气。
  • 氢化钾价格(试剂级):更新日期 产品编号 产品名称 包装 价格 2011/08/23 C387960250 氢化钾 25g 757元 2010/06/21 387960250 氢化钾 Potassium hydride , 25 to 35 wt.%, dispersion in mineral oil 25 GR 757元 2010/06/21 387961000 氢化钾 Potassium hydride , 25 to 35 wt.%, dispersion in mineral oil 100 GR 1975元
  • HazardClass:4.3
  • 用途:用作有机合成的缩合剂及烷剂。
  • MOL 文件:7693-26-7.mol
  • 敏感性:Moisture Sensitive
  • PackingGroup:I

系列性分类


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