Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: Tetraethylammonium bromide
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

Henan Tianfu Chemical Co., Ltd.
China
Product Name: Tetraethylammonium bromide
Price: $Inquiry/1kg $Inquiry/25kg $Inquiry/1000kg $Inquiry/10ton
Purity: 99.0%
Stocking Period: Inquiry
Contact: Anson
Email: info@tianfuchem.com

Zhongshan Xingrui Chemical Co. , Ltd.
China
Product Name: Tetraethylammonium bromide
Price: ￥Inquiry/25kg
Purity: 99.0%
Stocking Period: Inquiry
Contact: Wang Jie
Email: 3096638339@qq.com

71-91-0

71-91-0 structure

Name: Tetraethylammonium bromide
Chemical Name: Tetraethylammonium bromide
CAS Number: 71-91-0
Molecular Formula: C₈H₂₀BrN
Molecular Weight: 210.155
Catalog: Biochemical Amino acids and their derivatives Phenylalanine derivatives
Create Date: 2018-02-04 08:00:00
Modify Date: 2026-07-01 18:03:52

Name	Tetraethylammonium bromide
Synonyms	Ethanaminium, N,N,N-triethyl-, bromide (1:1) Teamon TETRAETHYLAMMONIUM BROMIDE Tetraethylammonium bromide in methanol Ethanaminium, N,N,N-triethyl-, bromide Etambro Tetraethylammonium bromide for ion-pair chromatoaphy bromuredetetraethylammonium tetraethylazanium bromide Sympatektoman usafdo-32 Ethanaminium,N,N,N-triethyl-,bromide Etamon tetraethyl-ammoniubromide TETRAETHYLAMMONIUM BROMIDE, REAGENTPLUS MFCD00011825 tetraethylammonium bromide solution TetraethylammoniumBromide Tetra ethyl ammonium bromide Solid Bon Tetraethylammonium bromide,TEA bromide Bromure de tetraethylammonium Tetraethylammonium bromide (6CI) TETRAETHYLAMMONIUM BROMIDE, FOR IPC TetraethylaMMoniuM broMide ReagentPlus(R) TetraethylaMMoniuM broMide ade tetraethylazanium,bromide Tetranium, Etylon n,n,n-triethyl-ethanaminiubromide TetraethylAmmoniumBromideForSynthesis Ammonium, tetraethyl-, bromide Tetranium Tetraethylammonium bromide, 10 mM in DMSO TETRAETHYLAMMONIUM BROMIDETETRAETHYLAMMONIUM BROMIDETETRAETHYLAMMONIUM BROMIDETETRAETHYLAMMONIUM BROMIDE TETRAETHYLAMMONIUM BROMIDE SOLUTION, ~ IN WATER USAF do-32 TMD 10 TEA BROMIDE Tetraethylammonium bromide( for Ion-Pair Chromatoaphy,) TETRAETHYLAMMONIUM BROMIDE (TEAB) Tetrylammonium Bromide Etylon Ethylon Bromethyl Tetraethylammonium Bromide > Tetraethylammonium bromide ISO 9001：2015 REACH Tetraethylammonium Bromide, 98&plus TETRAETHYLAMMONIUM BROMIDE, ELECTRO-CHEM ICAL ADE Tetraethylammonium bromide [N2,2,2,2]Br Tetraethylammonium b N2,2,2,2Br EINECS 200-769-4 tetrylammoniumbromide Tetrylammoniumbromid N,N,N-Triethylethanaminium bromide Tetraethylammoniumbromid tmd10

Density	1,397 g/cm3
Melting Point	285 °C (dec.)(lit.)
Molecular Formula	C₈H₂₀BrN
Molecular Weight	210.155
Exact Mass	209.077911
Index of Refraction	1.442-1.444
Stability	Stable. Incompatible with strong oxidizing agents.
Water Solubility	2795 g/L (25 º C)

CHEMICAL IDENTIFICATION

RTECS NUMBER :: BS5950000

CHEMICAL NAME :: Ammonium, tetraethyl-, bromide

CAS REGISTRY NUMBER :: 71-91-0

LAST UPDATED :: 199701

DATA ITEMS CITED :: 10

MOLECULAR FORMULA :: C8-H20-N.Br

MOLECULAR WEIGHT :: 210.20

WISWESSER LINE NOTATION :: 2K2&2&2 &E

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 108 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: PHMGBN Pharmacology: International Journal of Experimental and Clinical Pharmacology. (S. Karger AG, Postfach CH-4009 Basel, Switzerland) V.1- 1968- Volume(issue)/page/year: 21,256,1980

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Subcutaneous

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 200 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: PSEBAA Proceedings of the Society for Experimental Biology and Medicine. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1903/04- Volume(issue)/page/year: 78,708,1951

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 63 mg/kg

TOXIC EFFECTS :: Lungs, Thorax, or Respiration - other changes

REFERENCE :: JPETAB Journal of Pharmacology and Experimental Therapeutics. (Williams & Wilkins Co., 428 E. Preston St., Baltimore, MD 21202) V.1- 1909/10- Volume(issue)/page/year: 97,48,1949

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: >2 gm/kg

TOXIC EFFECTS :: Lungs, Thorax, or Respiration - other changes

REFERENCE :: JPETAB Journal of Pharmacology and Experimental Therapeutics. (Williams & Wilkins Co., 428 E. Preston St., Baltimore, MD 21202) V.1- 1909/10- Volume(issue)/page/year: 97,48,1949

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 50 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: AD277-689

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 14200 ug/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: JOPHAN Journal de Physiologie (Paris). (SPPIF, B.P.22, F-41353 Vineuil, France) V.39- 1946- Volume(issue)/page/year: 49,220,1957

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Mammal - dog

DOSE/DURATION :: 55 mg/kg

TOXIC EFFECTS :: Lungs, Thorax, or Respiration - other changes

REFERENCE :: JPETAB Journal of Pharmacology and Experimental Therapeutics. (Williams & Wilkins Co., 428 E. Preston St., Baltimore, MD 21202) V.1- 1909/10- Volume(issue)/page/year: 97,48,1949

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Rodent - rabbit

DOSE/DURATION :: 72 mg/kg

TOXIC EFFECTS :: Lungs, Thorax, or Respiration - other changes

REFERENCE :: JPETAB Journal of Pharmacology and Experimental Therapeutics. (Williams & Wilkins Co., 428 E. Preston St., Baltimore, MD 21202) V.1- 1909/10- Volume(issue)/page/year: 97,48,1949 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X4598 No. of Facilities: 23 (estimated) No. of Industries: 1 No. of Occupations: 2 No. of Employees: 68 (estimated) No. of Female Employees: 45 (estimated)

Personal Protective Equipment	dust mask type N95 (US);Eyeshields;Gloves
Hazard Codes	Xi:Irritant
Risk Phrases	R36/37/38
Safety Phrases	S26-S36-S37/39
RIDADR	NONH for all modes of transport
WGK Germany	3
RTECS	BS5950000
HS Code	2923900090

Precursor 10
2509-16-2 121-44-8 91-22-5 120782-58-3
74-96-4 1392488-19-5 100-39-0 64-67-5
20688-29-3 51575-86-1
DownStream 9
429-06-1 429-07-2 1722-26-5 121-44-8
74-84-0 54509-73-8 108-86-1 120-92-3
103-84-4

HS Code	2923900090
Summary	2923900090 other quaternary ammonium salts and hydroxides。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0%

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