Montmorillonite 蒙脱石

CAS 1318-93-0 MFCD00132796

化学结构图

1318-93-0
SMILES: O.O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O.[Al+3].[Al+3].[O-2].[O-2].[O-2]

化学属性

Mol. Weight282.21
TSCANo
Mol. FormulaAl2O9Si3
Density1.9889
Melting Point>300 °C

别名和识别编码

MDL NumberMFCD00132796
CAS Number1318-93-0
Synonym Montmorillonite {LY} Montmorillonite {} {LY} Montmorillonite {} {} {LY} Montmorillonite {} {} {} {LY} Montmorillonite {} {} {} {} {LY} Montmorillonite {} {} {} {} {} {LY} Montmorillonite {} {} {} {} {} {} {LY} Montmorillonite {} {} {} {} {} {} {} {LY} Montmorillonite {} {} {} {} {} {} {} {} {LY} Montmorillonite {} {} {} {} {} {} {} {} {} {LY} Montmorillonite {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} Montmorillonite {} {} {} {} {} {} {} {} {} {} {} {LY} Montmorillonite {} {} {} {} {} {} {} {} {} {} {} {} {LY} Montmorillonite {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} Montmorillonite {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} Montmorillonite {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} Montmorillonite {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} Montmorillonite {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} Montmo
EC Number 215-288-5
Merck Number14,6260
Chemical NameMontmorillonite
Chemical Name Translation蒙脱石
InChIKeyGUJOJGAPFQRJSV-UHFFFAOYSA-N
Canonical SMILES[Montmorillonite]
PubChem Substance ID71586775
InChIInChI=1S/2Al.4O2Si.H2O.3O/c;;4*1-3-2;;;;/h;;;;;;1H2;;;/q2*+3;;;;;;3*-2
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分类

  • {SA} Chemical Synthesis, Lewis Acids, Montmorillonite, Synthetic Reagents
  • {SNA} Materials Science, Nano Minerals: Nanoclays, Nanomaterials
  • {SNA} Acids, Acids & Bases, Chemical Synthesis, Lewis Acids, Montmorillonite, Synthetic Reagents
  • {SNA} Nano Minerals: Nanoclays, Nanomaterials, 材料科学

产品应用

  • 固体路易斯酸(Solid Lewis acid)催化剂 ,催化醚化/酯化反应。

相关文献及参考

  • Catalyst for dehydration of aldoximes to nitriles: Synthesis, 943 (1992).
  • Convenient catalyst for, e.g. preparation of enamines from cycloalkanones and secondary cyclic amines: J. Chem. Res. (Synop.), 21 (1995), formation of acetals from aldehydes and diols: J. Chem. Res. (Synop.), 26 (1997), and protection of alcohols as their methoxymethyl (MOM) ethers using dimethoxymethane: Indian J. Chem. B., 35B, 260 (1996).
  • Effective reagent for the chemoselective cleavage of t-butyl esters: Synlett, 826 (2002).
  • For a brief feature on applications of montmorillonites, see: Synlett, 1341 (2001).
  • In aqueous methanol catalyzes the removal of acetal (acetonide), TBDMS, TBDPS and 4,4'-dimethoxytrityl (Dmt) protecting groups from OH functions of carbohydrates and nucleosides: J. Org. Chem., 61, 9026 (1996).
  • Merck: 14,6260
  • Promotes the cyclization of o-phenylenediamines with ortho esters to give benzimidazoles: Synth. Commun., 26, 2895 (1996).
  • The morpholine enamine can be generated from cyclohexanone and alkylated or acylated without isolation to give the corresponding 2-substituted cyclohexanone: Synth. Commun., 26, 2901 (1996).

安全信息

WGK Germany3
Personal Protective Equipment Eyeshields, Faceshields, Gloves, type N95 (US), type P1 (EN143) respirator filter Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter
GHS Symbol
Precautionary statements
  • 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。
  • 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。
  • 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。
Hazard statements
  • H290 May be corrosive to metals 可能腐蚀金属。
  • H314 Causes severe skin burns and eye damage 导致严重的皮肤灼伤和眼睛损伤
  • H315 Causes skin irritation 会刺激皮肤
  • H319 Causes serious eye irritation 严重刺激眼睛
  • 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
Signal word Danger Warning
Risk Statements
  • R37/38 Irritating to respiratory system and skin 对呼吸系统和皮肤有刺激性
  • R41 Risk of serious damage to eyes 有严重损伤眼睛的危险
  • R36/38 Irritating to eyes and skin 对眼睛和皮肤有刺激性
  • R48/20
RTECSCT9450000
Safety Statements
  • 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;
  • S37/39 Wear suitable gloves and eye/face protection 穿戴适当的手套和眼睛/面保护;
Hazard Codes Xn
Storage condition 2-8°C {LY} 2-8°C {} {LY} 2-8°C {} {} {LY} 2-8°C {} {} {} {LY} 2-8°C {} {} {} {} {LY} 2-8°C {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {} {} {} {} {} {} { {} {} {} {} {} {} {} {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {

其他信息

  • 纳米蒙脱土系蒙皂石粘土(包括钙基、钠基、钠-钙基、镁基蒙粘土)经剥片分散、提纯改型、超细分级、特殊有机复合而成,平均晶片厚度小于25nm,蒙脱石含量大于95%。具有良好的分散性能,可以广泛应用高分子材料行业作为纳米聚合物高分子材料的添加剂,提高抗冲击、抗疲劳、尺寸稳定性及气体阻隔性能等,从而起到增强聚合物综合物理性能的作用,同时改善物料加工性能。

系列性分类


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