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77-98-5

77-98-5 structure
77-98-5 structure

Name Tetraethylammonium hydroxide
Synonyms Ethanaminium, N,N,N-triethyl-, hydroxide (1:1)
Tetraethylammonium hydroxide
tetraethyl-ammoniuhydroxide
Tetraethylammoniumhydroxides
EINECS 201-073-3
Tetraethylazanium hydroxide
TEA HYDROXIDE
Tetraethylammonium h
TENOH
N,N,N-Triethylethanaminium hydroxide
IPC-TEA-OH
MFCD00009024
2K2&2&2 &&OH-
Density 1.023 g/mL at 25 °C
Boiling Point 110 °C
Melting Point -98ºC
Molecular Formula C8H21NO
Molecular Weight 147.258
Flash Point 11 °C
Exact Mass 147.162308
PSA 23.06000
LogP 1.70600
Index of Refraction n20/D 1.422
Stability Stable, but absorbs carbon dioxide from the air
Water Solubility SOLUBLE

CHEMICAL IDENTIFICATION

RTECS NUMBER :
KH3150000
CHEMICAL NAME :
Ethanaminium, N,N,N-triethyl-, hydroxide
CAS REGISTRY NUMBER :
77-98-5
LAST UPDATED :
199710
DATA ITEMS CITED :
5
MOLECULAR FORMULA :
C8-H20-N.H-O
MOLECULAR WEIGHT :
147.30
WISWESSER LINE NOTATION :
2K2&2&2 &Q

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Subcutaneous
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
107 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
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: 28,367,1926
TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Parenteral
SPECIES OBSERVED :
Amphibian - frog
DOSE/DURATION :
60 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
85IXA4 "Structure et Activite Pharmacodyanmique des Medicaments du Systeme Nerveux Vegetatif," Bovet, D., and F. Bovet-Nitti, New York, S. Karger, 1948 Volume(issue)/page/year: -,681,1948 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X4954 No. of Facilities: 6 (estimated) No. of Industries: 2 No. of Occupations: 2 No. of Employees: 215 (estimated) No. of Female Employees: 168 (estimated)
Symbol GHS05
GHS05
Signal Word Danger
Hazard Statements H314
Precautionary Statements P280-P305 + P351 + P338-P310
Personal Protective Equipment Faceshields;full-face respirator (US);Gloves;Goggles;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter
Hazard Codes F:Flammable
Risk Phrases R11;R23/24/25;R34;R39/23/24/25;R51
Safety Phrases S7-S16-S26-S36/37/39-S45-S61
RIDADR UN 3286 3/PG 2
WGK Germany 3
RTECS KH3150000
Packaging Group II
Hazard Class 8
HS Code 2923900090

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Literature: Guangqiang SHI and Nongyue WANG Patent: US2005/65376 A1, 2005 ; Location in patent: Page/Page column 11 ;

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Literature: Attri, Pankaj; Venkatesu, Pannuru; Kumar, Anil Journal of Physical Chemistry B, 2010 , vol. 114, # 42 p. 13415 - 13425 Title/Abstract Full Text View citing articles Show Details Kavitha; Attri, Pankaj; Venkatesu, Pannuru; Devi, R. S. Rama; Hofman Journal of Physical Chemistry B, 2012 , vol. 116, # 15 p. 4561 - 4574

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Literature: EP269949 A2, ;

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Literature: Zeitschrift fuer Chemie (Stuttgart, Germany), , vol. 23, # 2 p. 62 - 63

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Literature: Journal of the Chemical Society, , vol. 91, p. 1794

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Literature: Justus Liebigs Annalen der Chemie, , vol. 78, p. 257
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%