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| CAS No.: | 55566-30-8 |
|---|---|
| Name: | Tetrakis(hydroxymethyl)phosphonium sulfate |
| Molecular Structure: | |
|
|
|
| Formula: | C8H24O12P2S |
| Molecular Weight: | 406.285 |
| Synonyms: | Retardol S;Proban NX;Pyroset TKO;Tetrakis Hydroxymethyl Phosphonium Sulfate;Phosphonium,tetrakis(hydroxymethyl)-,sulfate (2:1) (salt);THPS;tetrakis(hydroxymethyl)phosphanium sulfate;Tolcide PS;Tetrakis[hydroxymethyl] phosphonium sulfate;Bis[tetrakis(hydroxymethyl)phosphonium] sulfate;Tetrakis(Hydroxymethyl) Phosphonium Sulfate;Tetrakis Hydroxymethyl Phosphonium Sulfate (THPS);THPS,Tetrakis[hydroxymethyl] phosphonium sulfate;THPS Acid; |
| EINECS: | 259-709-0 |
| Density: | 1.4 g/mL at 25 °C(lit.) |
| Melting Point: | -35 °C |
| Boiling Point: | 111 °C |
| Flash Point: | 96 °C |
| Solubility: | >=10 g/100 mL at 18 °C in water |
| Appearance: | clear colorless viscous liquid |
| Hazard Symbols: |
 C
|
| Risk Codes: | 22-34-43 |
| Safety: | 26-36/37/39-45 |
| Transport Information: | UN 2922 8/PG 3 |
| PSA: | 180.32000 |
| LogP: | -1.11140 |
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Chemistry
Molecule structure of Tetrakis(hydroxymethyl)phosphonium sulfate (CAS NO.55566-30-8):
IUPAC Name: Tetrakis(hydroxymethyl)phosphanium sulfate
Molecular Weight: 406.281482 g/mol
Molecular Formula: C8H24O12P2S
Density: 1.4 g/mL at 25 °C(lit.)
Melting Point: -35 °C
Boiling Point: 111 °C
Flash Point: 96 °C
Water Solubility: >=10 g/100 mL at 18 °C
H-Bond Donor: 8
H-Bond Acceptor: 12
Rotatable Bond Count: 8
Exact Mass: 406.04637
MonoIsotopic Mass: 406.04637
Topological Polar Surface Area: 242
Heavy Atom Count: 23
Canonical SMILES: C(O)[P+](CO)(CO)CO.C(O)[P+](CO)(CO)CO.[O-]S(=O)(=O)[O-]
InChI: InChI=1S/2C4H12O4P.H2O4S/c2*5-1-9(2-6,3-7)4-8;1-5(2,3)4/h2*5-8H,1-4H2;(H2,1,2,3,4)/q2*+1;/p-2
InChIKey: YIEDHPBKGZGLIK-UHFFFAOYSA-L
EINECS: 259-709-0
Product Categories: Phosphonium Salts;Industrial/Fine Chemicals;Phosphonium Compounds;Biocide
Toxicity Data With Reference
| 1. | otr-mus:emb 5000 ppm | JTEHD6 Journal of Toxicology and Environmental Health. 6 (1980),259. | ||
| 2. | msc-ham:lng 5000 ppm | JTEHD6 Journal of Toxicology and Environmental Health. 6 (1980),259. | ||
| 3. | orl-rat LD50:248 mg/kg | NTPTR* National Toxicology Program Technical Report Series. (Research Triangle Park, NC 27709) No. NTP-TR-296 ,1987. |
Consensus Reports
IARC Cancer Review: Group 3 IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man . 48 ,1990,p. 95.(World Health Organization, Internation Agency for Research on Cancer,Lyon, France.: ) (Single copies can be ordered from WHO Publications Centre U.S.A., 49 Sheridan Avenue, Albany, NY 12210) ; Animal Inadequate Evidence IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man . 48 ,1990,p. 95.(World Health Organization, Internation Agency for Research on Cancer,Lyon, France.: ) (Single copies can be ordered from WHO Publications Centre U.S.A., 49 Sheridan Avenue, Albany, NY 12210) . Reported in EPA TSCA Inventory.
Safety Profile
Hazard Codes: 
C
Risk Statements: 22-34-43
R22:Harmful if swallowed.
R34:Causes burns.
R43:May cause sensitization by skin contact.
Safety Statements: 26-36/37/39-45
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection.
S45:In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.)
RIDADR: UN 2922 8/PG 3
WGK Germany: 1
RTECS: TA2570000
HazardClass: 6.1(b)
PackingGroup: III
A poison by ingestion. Mutation data reported. Questionable carcinogen. When heated to decomposition TETRAKIS(HYDROXYMETHYL)PHOSPHONIUM SULFATE(55566-30-8) emits very toxic fumes of POx and SOx. See also SULFATES.
Specification
Tetrakis(hydroxymethyl)phosphonium sulfate (CAS NO.55566-30-8) is also named as Bis(tetrakis(hydroxymethyl)phosphonium)sulfate (salt) ; CCRIS 316 ; HSDB 4215 ; NCI-C55050 ; Octakis(hydroxymethyl)phosphonium sulfate ; Phosphonium, tetrakis(hydroxymethyl)-, sulfate (2:1) (salt) ; Pyroset TKO ; THPS ; Phosphonium, tetrakis(hydroxymethyl)-, sulfate (2:1) . Tetrakis(hydroxymethyl)phosphonium sulfate (CAS NO.55566-30-8) is clear colorless viscous liquid. It is water soluble. Tetrakis(hydroxymethyl)phosphonium sulfate is incompatible with oxidizing materials and alkalis. It is probably combustible.
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