87726
Tetramethylammonium hydrogen sulfate monohydrate
crystallized, ≥98.0% (T)
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Synonym(s):
N,N,N-trimethyl-methanaminium sulfate hydrate
Linear Formula:
(CH3)4N(HSO4) · H2O
CAS Number:
Molecular Weight:
189.23
Beilstein:
4829202
MDL number:
UNSPSC Code:
12352116
PubChem Substance ID:
NACRES:
NA.22
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Quality Level
Assay
≥98.0% (T)
form
crystals
quality
crystallized
SMILES string
O.C[N+](C)(C)C.OS([O-])(=O)=O
InChI
1S/C4H12N.H2O4S.H2O/c2*1-5(2,3)4;/h1-4H3;(H2,1,2,3,4);1H2/q+1;;/p-1
InChI key
VSJXNAHOWBCQRE-UHFFFAOYSA-M
General description
Crystals of tetramethylammonium hydrogen sulfate monohydrate generally exhibit ferroelectricity in the temperature range from -104 °C to 40 °C.
Application
Tetramethylammonium hydrogen sulfate monohydrate can be used as a phase transfer catalyst in polymer synthesis.
Signal Word
Warning
Hazard Statements
Precautionary Statements
Hazard Classifications
Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3
Target Organs
Respiratory system
WGK
WGK 3
Flash Point(F)
Not applicable
Flash Point(C)
Not applicable
Personal Protective Equipment
dust mask type N95 (US), Eyeshields, Gloves
Certificates of Analysis (COA)
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Ferroelectric properties of tetramethylammonium hydrogen sulfate hydrate (N(CH3)?4HSO4.H2O).
Suzuki, Haruhiko et al.
Jpn J. App. Phys., Part I, 24, 353-355 (1985)
Spontaneous polymer thin film assembly and organization using mutually immiscible side chains.
Sun, F et al.
Journal of the American Chemical Society, 118(8), 1856-1866 (1996)
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