Tetramethyl ammonium hydroxide pentahydrate
Agent Name
Tetramethyl ammonium hydroxide pentahydrate
CAS Number
10424-65-4
Formula
C4-H12-N.H-O.5H2-O
Major Category
Other Classes
Synonyms
Methanaminium, N,N,N-trimethyl-, hydroxide, hydrate (1:1:5); Methanaminium, N,N,N-trimethyl-, hydroxide, pentahydrate; [ChemIDplus] Tetramethylammonium hydroxide pentahydrate; [Sigma-Aldrich MSDS] UN3423
Category
Bases
Description
Colorless deliquescent solid; [Merck Index] White hygroscopic crystals; [Sigma-Aldrich MSDS]
Comments
A very strong base that readily absorbs carbon dioxide from the air; [Merck Index] Causes burns; Inhalation may cause corrosive injuries to upper respiratory tract and lungs; May be fatal by ingestion; Toxic by skin absorption; Oral LD50 (rat) = 34-50 mg/kg; [Sigma-Aldrich MSDS] See "Tetramethyl ammonium hydroxide."
Biomedical References
Exposure Assessment
Explanatory Notes
The Guide in the Emergency Response Guidebook is for "Tetramethylammonium hydroxide, solid."
Adverse Effects
Toxic Pneumonitis
Yes
Dermatotoxin
Skin burns
Diseases, Processes, and Activities Linked to This Agent
Other Information
No other related information on this agent was found.