Tetramethylolphosphonium hydroxide

Agent Name
Tetramethylolphosphonium hydroxide
CAS Number
512-82-3
Formula
C4-H12-O4-P.H-O
Major Category
Other Classes
Tetramethylolphosphonium hydroxide formula graphical representation
Synonyms
Phosphonium, tetrakis(hydroxymethyl)-, hydroxide; Tetrakis(hydroxymethyl) phosphonium hydroxide; Thpoh; [ChemIDplus]
Category
Phosphorus Compounds
Sources/Uses
Used in flame retardants for cotton and other fabrics and as a broad-spectrum disinfectant; Not produced commercially in the US; [HSDB]
Comments
For the chloride and sulfate salts: low dermal toxicity; Main toxic effect in animal studies is decreased body weight; Targets the liver in chronic studies; [HSDB] See "Tetrakis (hydroxymethyl) phosphonium chloride" and "Tetrakis(hydroxymethyl)phosphonium sulfate."
Biomedical References

Adverse Effects

Hepatotoxin
Hepatoxic (a) from occupational exposure (secondary effect) or (b) in animal studies or in humans after ingestion

Diseases, Processes, and Activities Linked to This Agent

Processes

Industrial Processes with risk of exposure: