Basic information
- Name:
Tetraethylammonium bromide
- CAS No.:
71-91-0
- Molecular Structure:
- Formula:
- C8H20BrN
- Molecular Weight:
- 210.20
- Deleted CAS:
- 65129-11-5|65129-07-9
- Synonyms:
- Ammonium,tetraethyl-, bromide (8CI);Ethanaminium, N,N,N-triethyl-, bromide (9CI);Ethanaminium,N,N,N-triethyl-, bromide (1:1);Beparon;Bromethyl;Etambro;Etamon;Ethylon;Etylon;Sympatektoman;TEA bromide;TEAB;TMD 10;Teamon;Tetranium;Tetrylammonium bromide;
- EINECS:
- 200-769-4
- Density:
- 1.397 g/cm3
- Melting Point:
- 285 °C (dec.)(lit.)
- Solubility:
- 2795 g/L (25 °C) in water
- Appearance:
- white to light yellow crystalline solid
- Hazard Symbols:
Xi- Risk Codes:
- 36/37/38
- Safety Description:
- 26-36-37/39 Details
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Chemistry
Molecule structure of Tetraethylammonium bromide (CAS NO.71-91-0):
IUPAC Name: Tetraethylazanium bromide
Molecular Formula: C8H20BrN
Molecualr Weight: 210.16 g/mol
Melting Point: 285 °C (dec.)(lit.)
Density: 1.397 g/cm3
Water Solubility: 2795 g/L (25 °C)
Sensitive: hygroscopic
H-Bond Acceptor: 1
Rotatable Bond Count: 4
Exact Mass: 209.077912
MonoIsotopic Mass: 209.077912
Canonical SMILES: CC[N+](CC)(CC)CC.[Br-]
InChI: InChI=1S/C8H20N.BrH/c1-5-9(6-2,7-3)8-4;/h5-8H2,1-4H3;1H/q+1;/p-1
InChIKey: HWCKGOZZJDHMNC-UHFFFAOYSA-M
EINECS: 200-769-4
Product Categories: quarternary ammonium salts; Ammonium Bromides (Quaternary); Quaternary Ammonium Compounds; Ammonium Salts; Greener Alternatives: Catalysis; Phase Transfer Catalysts; Ion-pair Reagents
Uses
Tetraethylammonium bromide (CAS NO.71-91-0) is used as reagents of polarographic analysis and the intermediates of pesticide.
Toxicity Data With Reference
| Organism | Test Type | Route | Reported Dose (Normalized Dose) | Effect | Source |
|---|---|---|---|---|---|
| dog | LD50 | intravenous | 55mg/kg (55mg/kg) | LUNGS, THORAX, OR RESPIRATION: OTHER CHANGES | Journal of Pharmacology and Experimental Therapeutics. Vol. 97, Pg. 48, 1949. |
| mouse | LD50 | intraperitoneal | 50mg/kg (50mg/kg) | National Technical Information Service. Vol. AD277-689, | |
| mouse | LD50 | intravenous | 14200ug/kg (14.2mg/kg) | Journal de Physiologie Vol. 49, Pg. 220, 1957. | |
| mouse | LD50 | oral | > 2gm/kg (2000mg/kg) | LUNGS, THORAX, OR RESPIRATION: OTHER CHANGES | Journal of Pharmacology and Experimental Therapeutics. Vol. 97, Pg. 48, 1949. |
| rabbit | LD50 | intravenous | 72mg/kg (72mg/kg) | LUNGS, THORAX, OR RESPIRATION: OTHER CHANGES | Journal of Pharmacology and Experimental Therapeutics. Vol. 97, Pg. 48, 1949. |
| rat | LD50 | intraperitoneal | 108mg/kg (108mg/kg) | Pharmacology: International Journal of Experimental and Clinical Pharmacology. Vol. 21, Pg. 256, 1980. | |
| rat | LD50 | intravenous | 63mg/kg (63mg/kg) | LUNGS, THORAX, OR RESPIRATION: OTHER CHANGES | Journal of Pharmacology and Experimental Therapeutics. Vol. 97, Pg. 48, 1949. |
| rat | LD50 | subcutaneous | 200mg/kg (200mg/kg) | Proceedings of the Society for Experimental Biology and Medicine. Vol. 78, Pg. 708, 1951. |
Safety Profile
Hazard Codes: 
Xi
Risk Statements: 36/37/38
R36/37/38:Irritating to eyes, respiratory system and skin.
Safety Statements: 26-36-37/39
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S36:Wear suitable protective clothing.
S37/39:Wear suitable gloves and eye/face protection.
WGK Germany: 3
RTECS: BS5950000
F: 3
HS Code: 29239000
Specification
Tetraethylammonium bromide (CAS NO.71-91-0) is also named as AI3-19150 ; Beparon ; Bromethyl ; Bromure de tetraethylammonium ; Bromure de tetraethylammonium [French] ; Bromure de tetrylammonium ; Bromure de tetrylammonium [INN-French] ; Bromuro de tetrilamonio ; Bromuro de tetrilamonio [INN-Spanish] ; Etambro ; Etamon ; Ethylon ; Etylon ; NSC 36724 ; Sympatektoman ; TEA bromide ; TEAB ; TMD 10 ; Teamon ; Tetraethyl ammonium bromide ; Tetranium ; Tetrylammonii bromidum ; Tetrylammonii bromidum [INN-Latin] ; Tetrylammonium bromide ; USAF DO-32 . Tetraethylammonium bromide (CAS NO.71-91-0) is white to light yellow crystalline solid. It is a quaternary ammonium salt. It is a common source for the tetraethylammonium cation.