Product name:Tetramethylammonium hydroxide
Purity:25%
Appearance:Colorless liquid
Sample:Available
Storage:Store below +30°C
CAS No.: 75-59-2
Tetramethylammonium hydroxide Cas 75-59-2
Typical Properties
Chemical name:Tetramethylammonium hydroxide
Cas no:75-59-2
Synonyms:N,N,N-Trimethylmethanaminium hydroxide;TMAH
Molecular weight:91.15
Molecular formula:C4H13NO
Molecular structure:
| Item | Specification |
| Boiling point | 110 °C |
| Density | 0.866 g/mL |
| RI | n20/D 1.384 |
| Fp | 80 °F |
| PH | >13 |
| Water solubility | Soluble in water |
Usage
Semiconductor electronic chemicals: positive photoresist developers, anisotropic silicon etchants, wafer cleaning agents, and core reagents for MEMS processing.
Strong bases for organic synthesis: phase-transfer catalysts and strong bases for deprotonation (used in condensation and rearrangement reactions); template agents for the hydrothermal synthesis of molecular sieves.
Analytical chemistry: reagents for polarography and ion-pair chromatography.
Others: silicone catalysts and pH adjusters.
Packaging and Shipping
200kg/drum
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Tetramethylammonium hydroxide Cas 75-59-2