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CAS No.: | 77-98-5 |
---|---|
Name: | Tetraethylammonium hydroxide |
Article Data: | 20 |
Molecular Structure: | |
Formula: | C8H21NO |
Molecular Weight: | 147.261 |
Synonyms: | Ammonium,tetraethyl-, hydroxide (8CI);Ethanaminium, N,N,N-triethyl-, hydroxide (9CI);Tetraethylammonium hydroxide (6CI);Ethanaminium,N,N,N-triethyl-, hydroxide (1:1); |
EINECS: | 201-073-3 |
Density: | 1.023 g/mL at 25 °C |
Melting Point: | -98 °C |
Boiling Point: | 110 °C |
Flash Point: | 11 °C |
Solubility: | soluble in water |
Appearance: | colourless liquid |
Hazard Symbols: | F, T, N, C |
Risk Codes: | 34-51-39/23/24/25-23/24/25-11 |
Safety: | 7-16-26-36/37/39-45-61 |
Transport Information: | UN 3286 3/PG 2 |
PSA: | 23.06000 |
LogP: | 1.70600 |
Conditions | Yield |
---|---|
Stage #1: diethyl sulfate; ethanol; triethylamine In water at 140℃; under 7500.75 Torr; for 4h; Stage #2: With sodium hydroxide In ethanol; water at 45℃; for 4h; | 95.7% |
Conditions | Yield |
---|---|
With potassium hydroxide In dichloromethane at 20℃; for 10h; | 78% |
With potassium hydroxide In ethanol at 20℃; for 10h; | |
With ion-exchange column Amberlyst A26(OH) In methanol | |
With Amberlite IRA-400-OH ion-exchange column In methanol |
Conditions | Yield |
---|---|
With methanol; potassium hydroxide durch Zusatz von Wasser und Konzentration unterhalb 50grad unter vermindertem Druck; | |
With Anion-exchange resin (201 × 7(OH)) | |
With potassium hydroxide In methanol at 20℃; for 2h; |
Conditions | Yield |
---|---|
With water; silver(l) oxide |
Conditions | Yield |
---|---|
With silver(l) oxide In water |
Diethyl carbonate
A
tetraethylammonium hydroxide
B
tetraethylammonium bicarbonate
Conditions | Yield |
---|---|
With triethylamine In water |
tetraethylammonium hydroxide
N-(hydroxy)-5-(p-methoxyphenyl)-4-methylthiazole-2(3H)-thione
Conditions | Yield |
---|---|
In methanol | 100% |
In methanol at 20℃; |
benzene-1,3,5-tricarboxylic acid
guanidine hydrogen carbonate
tetraethylammonium hydroxide
Conditions | Yield |
---|---|
In water for 0.0833333h; Heating; | 100% |
guanidine hydrogen carbonate
oxalic acid
tetraethylammonium hydroxide
Conditions | Yield |
---|---|
In water for 0.0833333h; | 100% |
diethyl 3,3'-{1,2-phenylenebis[imino(2-methyl-4-oxobutane-4,2-diyl)sulfonyl]}dipropanoate
tetraethylammonium hydroxide
Conditions | Yield |
---|---|
In methanol; acetonitrile for 0.166667h; retro-Michael reaction; | 100% |
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IUPAC Name: Tetraethylazanium hydroxide
Molecular Formula: C8H21NO
Molecular Weight: 147.26 g/mol
SMILES: [N+](CC)(CC)(CC)CC.[OH-]
InChI: InChI=1/C8H20N.H2O/c1-5-9(6-2,7-3)8-4;/h5-8H2,1-4H3;1H2/q+1;/p-1
EINECS: 201-073-3
Classification Code: Drug / Therapeutic Agent
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
Water Solubility: SOLUBLE
Sensitive: Air Sensitive
Stability: Stable, but absorbs carbon dioxide from the air
Melting Point: -98 °C
Boiling Point: 110 °C
Density: 1.023 g/mL at 25 °C
Flash Point: 11 °C
storage temperature of Tetraethylammonium hydroxide (CAS NO.77-98-5): 2-8 °C
Tetraethylammonium hydroxide (CAS NO.77-98-5) is used as a phase transfer catalyst, the template agent synthesized by molecular sieve and cleaning agents.
Organism | Test Type | Route | Reported Dose (Normalized Dose) | Effect | Source |
---|---|---|---|---|---|
frog | LDLo | parenteral | 60mg/kg (60mg/kg) | "Structure et Activite Pharmacodyanmique des Medicaments du Systeme Nerveux Vegetatif," Bovet, D., and F. Bovet-Nitti, New York, S. Karger, 1948Vol. -, Pg. 681, 1948. | |
mouse | LDLo | subcutaneous | 107mg/kg (107mg/kg) | Journal of Pharmacology and Experimental Therapeutics. Vol. 28, Pg. 367, 1926. |
Reported in EPA TSCA Inventory.
Hazard Codes: C,N,T,F
Risk Statements: 34-51-39/23/24/25-23/24/25-11
R34:Causes burns.
R51:Toxic to aquatic organisms.
R23/24/25:Toxic by inhalation, in contact with skin and if swallowed.
R39:Danger of very serious irreversible effects.
R11:Highly flammable.
Safety Statements: 7-16-26-36/37/39-45-61
S7:Keep container tightly closed.
S16:Keep away from sources of ignition.
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection.
S45:In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.)
S61:Avoid release to the environment. Refer to special instructions / safety data sheets.
RIDADR: UN 3286 3/PG 2
WGK Germany: 3
RTECS: KH3150000
F: 9-34
HazardClass: 8
PackingGroup of Tetraethylammonium hydroxide (CAS NO.77-98-5): II
Tetraethylammonium hydroxide (CAS NO.77-98-5), its Synonyms are Ammonium, tetraethyl-, hydroxide ; Ethanaminium, N,N,N-triethyl-, hydroxide ; Ethanaminium, N,N,N-triethyl-, hydroxide (1:1) . It is colourless liquid.