Tetramethylammonium hydroxide CAS 75-59-2

Product Name: Tetramethylammonium hydroxide
Synonyms: N,N,N-TRIMETHYLMETHANAMINIUM HYDROXIDE;TETRAMETHYLAMMONIUM HYDROXIDE;TMAH;Tetramethylammoniumhydroxide,25%soln.inmethanol;Tetramethylammoniumhydroxide,25%w/wAqueousSolution,99.5%(metalsbasis);TETRAMETHYLAMMONIUM HYDROXIDEOL;Tetramethylammonium hydroxide, 10% in water;Tetramethylammonium hydroxide, 25 wt% in methanol
CAS: 75-59-2
MF: C4H13NO
MW: 91.15
EINECS: 200-882-9
Product Categories: quarternary ammonium bases;Ammonium Hydroxides (Quaternary);Quaternary Ammonium Compounds;Analytical Chemistry;Esterification & Alkylation (GC Derivatizing Reagents);GC Derivatizing Reagents;ACS GradeChemical Synthesis;Essential Chemicals;Organic Bases;Routine Reagents;Synthetic Reagents;Electronic chemicals;Onium Hydroxides (GC Derivatizing Reagents);NULL;Micro/Nanoelectronics;Semiconductor Grade Chemicals;Chemical Synthesis;Reference Material Hydrochloric acidTitration;By Reference Material;Solutions for non-aqueous titrations;Volumetric Solutions;Base ConcentratesConcentrates (e.g. FIXANAL);Concentrates (e.g. FIXANAL);Reference Material Hydrochloric acid;Titration;Reference Material Perchloric acidTitration;Base SolutionsVolumetric Solutions;Organic BasesEssential Chemicals;Reagent Grade;Atomic Absorption Spectroscopy (AAS);Digestion Reagents;Pure Reagents for Wet Digestion (Trace SELECT);AnionicHPLC;Chromatography/CE Reagents;Ion Pair;Ion Pair Reagents;Ion Pair Reagents - Anionic Concentrate
Mol File: 75-59-2.mol
Tetramethylammonium hydroxide Structure
Tetramethylammonium hydroxide Chemical Properties
Melting point °C
Boiling point 110 °C
density 0.866 g/mL at 25 °C
vapor pressure 17.5 mm Hg ( 20 °C)
refractive index n20/D 1.384
Fp 80 °F
storage temp. 2-8°C
form Solution
color APHA: ≤10
PH >13 (H2O, 20°C)
Water Solubility Soluble in water.
Sensitive Air Sensitive
Merck 14,9224
BRN 3558708
Stability: Stable. Flammable. Incompatible with strong oxidizing agents, strong acids.
InChIKey WGTYBPLFGIVFAS-UHFFFAOYSA-M
CAS DataBase Reference 75-59-2(CAS DataBase Reference)
EPA Substance Registry System Methanaminium, N,N,N-trimethyl-, hydroxide(75-59-2)
Safety Information
Hazard Codes C,T,F,T+,Xn
Risk Statements 24/25-34-20/21/22-39/23/24/25-23/24/25-10-21/22-25-21-11-67-36-52-48/24-27/28-23-35-36/38
Safety Statements 45-36/37/39-26-16-36/37-28
RIDADR UN 3286 3/PG 2
WGK Germany 1
RTECS PA0875000
F 4.4-10-34
TSCA Yes
HazardClass 3
PackingGroup II
HS Code 29239000

Product Categories : Fine Chemical