Montmorillonite 蒙脱石
CAS 1318-93-0 MFCD00132796
化学结构图
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. Weight | 282.21 |
|---|---|
| TSCA | No |
| Mol. Formula | Al2O9Si3 |
| Density | 1.9889 |
| Melting Point | >300 °C |
别名和识别编码
| MDL Number | MFCD00132796 |
|---|---|
| CAS Number | 1318-93-0 |
| Synonym | Sodium montmorillonite {LY} Sodium montmorillonite {} {LY} Sodium montmorillonite {} {} {LY} Sodium montmorillonite {} {} {} {LY} Sodium montmorillonite {} {} {} {} {LY} Sodium montmorillonite {} {} {} {} {} {LY} Sodium montmorillonite {} {} {} {} {} {} {LY} Sodium montmorillonite {} {} {} {} {} {} {} {LY} Sodium montmorillonite {} {} {} {} {} {} {} {} {LY} Sodium montmorillonite {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} Sodium montmorillonite {} {} {} {} {} {} {} {} {} {} {LY} Sodium montmorillonite {} {} {} {} {} {} {} {} {} {} {} {LY} Sodium montmorillonite {} {} {} {} {} {} {} {} {} {} {} {} {LY} Sodium montmorillonite {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} Sodium montmorillonite {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} Sodium montmorillonite {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} Sodium montmorillonite {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} { |
| EC Number | 215-288-5 |
| Merck Number | 14,6260 |
| Chemical Name | Montmorillonite |
| Chemical Name Translation | 蒙脱石 |
| InChIKey | GUJOJGAPFQRJSV-UHFFFAOYSA-N |
| Canonical SMILES | [Sodium montmorillonite] |
| PubChem Substance ID | 71586775 |
| InChI | InChI=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
GHS Symbol
- 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。
- 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
- 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
- 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；
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。
