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Alfa Aesar™ Tetramethylammonium hydroxide, 25% w/w aq. soln.

$103.32 - $103.32

Chemical Identifiers

Chemical Name or Material Tetramethylammonium hydroxide
CAS 75-59-2
Molecular Formula C4H13NO
Linear Formula (CH3)4NOH
Formula Weight 91.15g/mol
MDL Number MFCD00008280
UN Number UN1835
Beilstein 3558708
Merck Index 14,9224
View More Specs
Products
Catalog Number Mfr. No. Quantity Price Quantity    

AAL099910F

 
alfa aesar™
L09991-0F
2500mL CALL N/A N/A
 Please call Customer Service at 1-800-234-7437 or send an email to help@thermofisher.com for assistance.

AAL09991AE

 
alfa aesar™
L09991-AE
100mL CALL N/A N/A
 Please call Customer Service at 1-800-234-7437 or send an email to help@thermofisher.com for assistance.

AAL09991AP

 
alfa aesar™
L09991-AP
500mL Each for $103.32
Description & Specifications

Specifications

Boiling Point ≈102°C
Concentration 25% w/w aq. soln.
Quantity 2500mL
Chemical Name or Material Tetramethylammonium hydroxide
CAS 75-59-2
Molecular Formula C4H13NO
Linear Formula (CH3)4NOH
Formula Weight 91.15g/mol
MDL Number MFCD00008280
UN Number UN1835
Beilstein 3558708
Merck Index 14,9224
Health Hazard 1 Danger
Health Hazard 2 GHS H Statement
H300-H310-H370-H372-H314
Fatal if swallowed.
Fatal in contact with skin.
Causes damage to organs.
Causes damage to organs through prolonged or repeated exposure.
Causes severe skin burns and eye damage.
Health Hazard 3 GHS P Statement
P260-P301+P310-P303+P361+P353-P305+P351+P338-P361-P405-P501a
Do not breathe dust/fume/gas/mist/vapors/spray.
IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician.
IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower.
IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
Remove/Take off immediately all contaminated clothing.
Store locked up.
Dispose of contents/container in accordance with local/regional/national/international regulations.
DOT Information Transport Hazard Class: 8; Packing Group: II; Proper Shipping Name: TETRAMETHYLAMMONIUM HYDROXIDE SOLUTION
RTECS Number PA0875000
TSCA TSCA

Applications
Tetramethylammonium hydroxide is used to produce tetramethyl-ammonium azide. It is used as an anisotropic etchant of silicon, as a basic solvent in the development of acidic photoresist in photolithography process, as a surfactant in the synthesis of ferrofluid and as a polarographic reagent. It finds application in the production of organic silicon, where it is used for computer silicon wafer surface brighteners and as a cleaning agent. It is also involved in the purification of some metallic elements.

Solubility
Miscible with water.

Notes
Air sensitive. Incompatible with strong oxidizing agents, strong acids, aluminum, alkali metals, strong oxidizing agents, acids, acid chlorides, acid anhydrides and halogens.

Safety and Handling

Danger

GHS P Statement
P260-P301+P310-P303+P361+P353-P305+P351+P338-P361-P405-P501a
Do not breathe dust/fume/gas/mist/vapors/spray.
IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician.
IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower.
IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
Remove/Take off immediately all contaminated clothing.
Store locked up.
Dispose of contents/container in accordance with local/regional/national/international regulations.

GHS H Statement
H300-H310-H370-H372-H314
Fatal if swallowed.
Fatal in contact with skin.
Causes damage to organs.
Causes damage to organs through prolonged or repeated exposure.
Causes severe skin burns and eye damage.