Tetramethylammoniumhydroxid-Pentahydrat CAS 10424-65-4 Deutschland
Chemischer Name: Tetramethylammonium hydroxide pentahydrate
Synonyme Namen:TMAH Pentahydrate;Tetramethylammonium Hydroxide-D135 D2O;Tetramethyl ammoniumhydroxid pentahydrate
CAS-Nr: 10424-65-4
Summenformel: C4H23NO6
Molekulargewicht: 181.23
EINECS Nein: 629-762-8
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Beschreibung:
Artikel |
Index |
Aussehen |
Colorless needlelike crystals |
Alkali content(%)≥ |
46.5 |
Carbonate(%) ≤ |
1.0 |
Purity (%)≥ |
99.0 |
Eigenschaften u Anwendungsbereich:
Tetramethylammonium hydroxide (CAS 10424-65-4) is a highly efficient organic base with strong alkalinity and excellent solubility.
1. Elektronikindustrie
Tetramethylammonium hydroxide is used as a photoresist developer in the graphic development of semiconductors, liquid crystal displays (LCDs) and microelectromechanical systems (MEMS). At the same time, in wet chemical etching for silicon wafer manufacturing, it can accurately control the morphology of silicon materials and optimize process performance.
2. Chemische Synthese
Tetramethylammonium hydroxide, as a phase transfer catalyst and a strong alkaline reagent, participates in esterification, condensation, polymerization and other reactions to improve reaction efficiency and yield. In addition, in the synthesis of silicon-based materials, tetramethylammonium hydroxide is a core auxiliary agent for silicone products such as silicone oil, silicone rubber and silicone resin, helping to improve product quality and yield.
3. Analytische Chemie
Tetramethylammonium hydroxide, as an analytical reagent for chromatography and mass spectrometry, can efficiently separate polar molecules and ionic compounds in complex samples.
4. Biotechnologie
Tetramethylammonium hydroxide is used for cell lysis and separation and purification of biological molecules. As an alkaline reagent, it greatly improves experimental efficiency.
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