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四乙基溴化铵

四乙基溴化铵用途

【用途一】
用作极谱分析试剂和农药中间体
【用途二】
离子对色谱用。检验金、铱、钯、铑和钌。极谱分析。

四乙基溴化铵名称

[ CAS 号 ]:
71-91-0

[ 中文名 ]:
四乙基溴化铵

[ 英文名 ]:
Tetraethylammonium bromide

[中文别名 ]:

[英文别名 ]:

tetraethylazanium,bromide
EINECS 200-769-4
MFCD00011825

四乙基溴化铵物理化学性质

[ 密度 ]:
1,397 g/cm3

[ 熔点 ]:
285 °C (dec.)(lit.)

[ 分子式 ]:
C₈H₂₀BrN

[ 分子量 ]:
210.155

[ 精确质量 ]:
209.077911

[ 外观性状 ]:
白色至淡黄色结晶固体

[ 折射率 ]:
1.442-1.444

[ 储存条件 ]:
存放于惰性气体之中;避免湿气 (吸湿)

[ 稳定性 ]:
Stable. Incompatible with strong oxidizing agents.

[ 水溶解性 ]:
2795 g/L (25 º C)

四乙基溴化铵MSDS

四乙基溴化铵毒性和生态

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)

四乙基溴化铵安全信息

[ 个人防护装备 ]:
dust mask type N95 (US);Eyeshields;Gloves

[ 危害码 (欧洲) ]:
Xi:Irritant

[ 风险声明 (欧洲) ]:
R36/37/38

[ 安全声明 (欧洲) ]:
S26-S36-S37/39

[ 危险品运输编码 ]:
NONH for all modes of transport

[ WGK德国 ]:
3

[ RTECS号 ]:
BS5950000

[ 海关编码 ]:
2923900090

四乙基溴化铵合成路线

四乙基溴化铵上下游产品

四乙基溴化铵上游产品

四乙基溴化铵下游产品

四乙基溴化铵制备

在装有回流冷凝管和搅拌器的250mL三口瓶中，加入7mL(5g,0.05mol)三乙胺和4mL(5.5g,0.05mol)的溴乙烷和20mL,1,2-二氯乙烷或苯。回流加热1.5～2h。将反应液冷却后，析出晶体，过滤，用少量1,2-二氯乙烷或苯洗涤两次，烘干后放于保干器中存放。产量8～10g。

四乙基溴化铵海关

[ 海关编码 ]: 2923900090

[ 中文概述 ]:
2923900090 其他季铵盐及季铵碱。监管条件:无。增值税率:17.0%。退税率:9.0%。最惠国关税:6.5%。普通关税:30.0%

[ 申报要素 ]: 品名, 成分含量, 用途

[ 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%

四乙基溴化铵文献

Extracellular quaternary ammonium blockade of transient receptor potential vanilloid subtype 1 channels expressed in Xenopus laevis oocytes.

Mol. Pharmacol. 82(6) , 1129-35, (2012)

Transient receptor potential vanilloid subtype 1 (TRPV1) channels are essential nociceptive integrators in primary afferent neurons. These nonselective cation channels are inhibited by local anestheti...

Differential role of ethylene and hydrogen peroxide in dark-induced stomatal closure.

Pak. J. Biol. Sci. 16(24) , 1991-6, (2013)

Regulation of stomatal aperture is crucial in terrestrial plants for controlling water loss and gaseous exchange with environment. While much is known of signaling for stomatal opening induced by blue...

Genetic interference with peroxisome proliferator-activated receptor γ in smooth muscle enhances myogenic tone in the cerebrovasculature via A Rho kinase-dependent mechanism.

Hypertension 65(2) , 345-51, (2015)

Myogenic responses by resistance vessels are a key component of autoregulation in brain, thus playing a crucial role in regulating cerebral blood flow and protecting the blood-brain barrier against po...

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