四(羟甲基)氯化鏻

Description

tetrakis(hydroxymethyl)phosphonium chloride · CAS 124-64-1 · C4H12O4P.Cl. UNII 58WB2XCF8I. Boiling Point: 244 °F at 760 mmHg (NTP, 1992); Melting Point: 154 °C; Density: 1.341.

Identification

CAS Registry Number	124-64-1
PubChem CID	31298
Molecular formula	C4H12O4P.Cl
IUPAC name	tetrakis(hydroxymethyl)phosphanium chloride
UNII (FDA)	58WB2XCF8I

Computed Descriptors

Molecular Weight	190.56
Hydrogen Bond Donor Count	4
Hydrogen Bond Acceptor Count	5
Rotatable Bond Count	4
Exact Mass	190.0161736
Monoisotopic Mass	190.0161736
Topological Polar Surface Area	80.9
Heavy Atom Count	10
Formal Charge	0
Complexity	55.5

Physical & Chemical Properties

Boiling Point	244 °F at 760 mmHg (NTP, 1992)
Melting Point	154 °C
Density	1.341
Vapor Pressure	0.00000011 [mmHg]

Physical description & handling notes

• Tetrakis(hydroxymethyl)phosphonium chloride is a clear slightly viscous,colorless to yellow liquid (20% H2O solution). (NTP, 1992)
• Liquid; CBI
• Crystalline solid; [ACGIH] Available commercially as an 80% aqueous solution; [MSDSonline]
• Crystalline
• greater than 200 °F (NTP, 1992)
• greater than or equal to 100 mg/mL at 68 °F (NTP, 1992)

GHS Hazard Classification

Reported hazard statements	H290 (14.7%), H301 (100%), H311 (31%), H312 (55.8%), H314 (14.7%), H315 (85.3%), H317 (15.5%), H318 (93%)

Documented Uses

• Used to make crease-resistant and flame-retardant finishes for textiles, e.g., children's sleepwear; [ACGIH] Used as a disinfectant--effective against escherichia coli and staphylococcus aureus, and foot-and-mouth disease virus of cattle; [HSDB]
• Using Disinfectants or Biocides [Category: Clean]
• Textiles (Printing, Dyeing, or Finishing) [Category: Industry]
• FLAME RETARDANT FOR TEXTILES- EG, COTTON & RAYON; FLAME RETARDANT CONDENSATE WITH UREA USED IN FABRICS; CHEM INT FOR THE HYDROXIDE SALT
• BROAD SPECTRUM DISINFECTANT WITH HIGH BACTERICIDAL ACTIVITY AGAINST ESCHERICHIA COLI & STAPHYLOCOCCUS AUREUS, & FOOT-AND-MOUTH DISEASE VIRUS OF CATTLE
• Flame-retarding agent for cotton fabrics. /Former use/

Synonyms

Tetrakis(hydroxymethyl)phosphonium chloride; 124-64-1; THPC; Pyroset TKC; TETRAMETHYLOLPHOSPHONIUM CHLORIDE; Retardol C; NCI-C55061; Tetrakis(hydroxymethyl)phosphochloride; Phosphonium, tetrakis(hydroxymethyl)-, chloride (1:1); Tetrahydroxymethylphosphonium chloride; DTXSID5021330; 58WB2XCF8I; NSC-30698; DTXCID601330; RefChem:188790; Tetrakis (hydroxymethyl) phosphonium chloride

Frequently Asked Questions

What are the CAS number and molecular formula of tetrakis(hydroxymethyl)phosphonium chloride?

CAS 124-64-1; molecular formula C4H12O4P.Cl; molecular weight — g/mol.

What other names is tetrakis(hydroxymethyl)phosphonium chloride known by?

Tetrakis(hydroxymethyl)phosphonium chloride, 124-64-1, THPC, Pyroset TKC, TETRAMETHYLOLPHOSPHONIUM CHLORIDE, Retardol C.

Is tetrakis(hydroxymethyl)phosphonium chloride classified as hazardous?

Hazard statements reported: H290, H301, H311, H312, H314.

What are the key physical properties of tetrakis(hydroxymethyl)phosphonium chloride?

Boiling Point: 244 °F at 760 mmHg (NTP, 1992); Melting Point: 154 °C; Density: 1.341; Vapor Pressure: 0.00000011 [mmHg].

Facts on this page are taken from PubChem (US National Library of Medicine) and Wikidata. Grade-specific data — assay, moisture, particle size, packaging, shelf life — is issued per batch on the COA and is not published here.