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Product Description
Products Description of Tetraethylammonium Hydroxide CAS#77-98-5
Youdaoplaceholder0 Pure is colorless transparent crystal, highly hygroscopic, deliquescent to liquid at room temperature; Most industrial products are 20% to 40% aqueous solutions, presenting as colorless to pale yellow transparent liquids. At high concentrations, they are extremely alkaline (pH≈14). It is readily soluble in polar solvents such as water, ethanol and acetone, and undergoes neutralization reaction with acid to form tetraethyl ammonium chloride.

Product Name: | Tetraethylammonium hydroxide |
Synonyms: | IPC-TEA-OH;TEA HYDROXIDE;TETRAETHYLAMMONIUM HYDROXIDE;Tetraethylamminonium hydroxide;TETRAETHYLAMMONIUM HYDROXIDE 20 WT. % &;TETRAETHYLAMMONIUM HYDROXIDE, 35 WT. % S OLUTION IN WATER;TETRAETHYLAMMONIUM HYDROXIDE SOLUTION,~1 .0 M IN WATER;TETRAETHYLAMMONIUM HYDROXIDE, 20 WT. % S OLUTION IN WATER |
CAS: | 77-98-5 |
MF: | C8H21NO |
MW: | 147.26 |
EINECS: | 201-073-3 |
Product Categories: | quarternary ammonium bases;HPLC Ion-Pair Reagents for Acidic Samples;Ammonium Hydroxides (Quaternary);Analytical Chemistry;Ion-Pair Reagents for HPLC;Quaternary Ammonium Compounds;bc0001 |
Mol File: | 77-98-5.mol |
Tetraethylammonium hydroxide Chemical Properties |
Melting point | -98C |
Boiling point | 110 °C |
density | 1.023 g/mL at 25 °C |
refractive index | n20/D1.422 |
Fp | 11 °C |
storage temp. | 2-8°C |
form | Solution |
color | colorless to yellow |
PH | >13 (H2O, 20°C) |
Water Solubility | SOLUBLE |
Sensitive | Air Sensitive |
Merck | 14,9201 |
BRN | 3912961 |
Stability: | Stable, but absorbs carbon dioxide from the air |
InChIKey | LRGJRHZIDJQFCL-UHFFFAOYSA-M |
CAS DataBase Reference | 77-98-5(CAS DataBase Reference) |
EPA Substance Registry System | Tetraethyl ammonium hydroxide (77-98-5) |
Safety Information |
Hazard Codes | C,N,T,F |
Risk Statements | 34-51-39/23/24/25-23/24/25-11-35 |
Safety Statements | 7-16-26-36/37/39-45-61-36/37 |
RIDADR | UN 3286 3/PG 2 |
WGK Germany | 3 |
RTECS | KH3150000 |
F | 9-34 |
TSCA | Yes |
HazardClass | 8 |
PackingGroup | II |
HS Code | 29239000 |
Product Application of Tetraethylammonium Hydroxide CAS#77-98-5
Tetraethylammonium hydroxide is a strong organic base and finds applications in photovoltaic chemicals, advanced ceramics, flat panel display chemicals, selective etching and transesterification catalysts. Its solution (35 wt. % in H2O) may be used as an organic structure-directing agent (SDA)/template in the synthesis of mesoporous molecular sieves and zeolite samples.
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