Tetrakis Hydroxymethyl Phosphonium Sulfate (CAS 55566-30-8) — formula C8H24O12P2S, molecular weight 406.28; category organic chemicals.
| CAS Number | 55566-30-8 |
|---|---|
| Molecular Formula | C8H24O12P2S |
| Molecular Weight | 406.28 |
| Melting Point | -31 °F (NTP, 1992) |
| Boiling Point | 232 °F at 760 mmHg (NTP, 1992) |
| Applications | Uses: Used to make crease-resistant and flame-retardant finishes for textiles, e.g., children's sleepwear, [ACGIH] Also used as a biocide, [HSDB], Using Disinfectants or Biocides [Category: Clean], Textiles (Printing, Dyeing, or Finishing) [Category: Industry], For Tetrakis(hydroxymethyl)phosphonium sulfate (USEPA, OPP Pesticide Code: 129058) ACTIVE products with label matches., SRP: Registered for use in the U.S. but approved pesticide uses may change periodically and so federal, state and local authorities must be consulted for currently approved uses., Both oil base and water base fracturing fluids are being used in the fracturing industry. Water base, which includes alcohol-water mixtures and low strength acids, make up the majority of treating fluids. The common chemicals added to these fluids are polymers for viscosity development, crosslinkers for viscosity enhancement, pH control chemicals, gel breakers for polymer degradation following the treatment, clay stabilizers, alcohol, bactericides, fluid loss additives and friction reducer., Hydraulic fracturing, Hydraulic fracturing uses a specially blended liquid which is pumped into a well under extreme pressure causing cracks in rock formations underground. These cracks in the rock then allow oil and natural gas to flow, increasing resource production. ... Chemical Name: Tetrakis hydroxymethyl-phosphonium sulfate, Chemical Purpose: Eliminates bacteria in the water that produces corrosive by-products, Product Function: Biocide., AQUCAR THPS 75 Water Treatment Microbiocide is a broad-spectrum biocide developed to inhibit the growth of algae, bacteria, yeasts and fungi in process waters used in various industrial applications. AQUCAR THPS 75 Water Treatment Microbiocide is effective in both acid and alkaline environments. It is especially effective against sulfate-reducing bacteria (SRB) which are particularly troublesome in enhanced oil recovery operations, such as injection water treatment, top-side systems, pipeline protection and storage., AQUCAR THPS 75 Water Treatment Microbiocide, For more Uses (Complete) data for TETRAKIS(HYDROXYMETHYL)PHOSPHONIUM SULFATE (8 total), please visit the HSDB record page., Industry Uses: Flame retardant, Not Known or Reasonably Ascertainable, Chelating agent, Processing aids, specific to petroleum production, Other, Processing aids not otherwise specified, Consumer Uses: Processing aids, Anti-scaling agent, Flame retardant, Methods of Manufacturing: THPS is manufactured in a batch process that involves the chemical reaction of phosphine gas with aqueous formaldehyde in the presence of sulfuric acid and water. THPS exists in equilibrium with tris (hydroxymethyl)phosphine and methylene glycol. Under manufacturing and shipping conditions, the equilibrium strongly favors the formation the formation of THPS., REACTION OF FORMALDEHYDE WITH PHOSPHINE IN AQUEOUS SULFURIC ACID, The salts are produced by the reaction of formaldehyde with phospine in the appropriate aqueous acid., Tetrakis(hydroxymethyl)phosphonium salts, Formulations, Preparations: Pyroset TKO, Retardol S, Aqucar THPS 75 Water Treatment Microbiocide (The Dow Chemical Company), Tetrakis(hydroxymethyl)phosphonium sulphate 76.5%., Aqucar THPS 75MFG Water Treatment Microbiocide (The Dow Chemical Company), Cyphos B1 Phosphonium Salt (The Dow Chemical Co.), Tetrakis(hydroxymethyl)phosphonium sulphate 77.6%., For more Formulations, Preparations (Complete) data for TETRAKIS(HYDROXYMETHYL)PHOSPHONIUM SULFATE (16 total), U.S. Production: 2023: 10, 000, 000 - <25, 000 lb, 2022: 5, 500, 000 - <7, 2021: 10, 2020: 8, 000 - <10, (1976) 1.13X10+9 GRAMS (CONSUMPTION), Production volumes for non-confidential chemicals reported under the Inventory Update Rule. [Table#4876], Production volume for non-confidential chemicals reported under the 2006 Inventory Update Rule. Chemical: Phosphonium, tetrakis(hydroxymethyl)-, sulfate. Aggregated National Production Volume: < 500, 000 pounds., General Manufacturing Information: Not Known or Reasonably Ascertainable, Textiles, apparel, and leather manufacturing, All Other Basic Inorganic Chemical Manufacturing, Oil and Gas Drilling, Extraction, and Support activities, Phosphonium, sulfate (2:1): ACTIVE, THPC, tetrakis(hydroxymethyl) phosphonium chloride, has been replaced by the sulfate salt THPS because of possible toxicity concerns with THPC, which is no longer manufactured. |
| Category | Organic Chemicals |
Documented applications: Uses: Used to make crease-resistant and flame-retardant finishes for textiles, e.g., children's sleepwear, [ACGIH] Also used as a biocide, [HSDB], Using Disinfectants or Biocides [Category: Clean], Textiles (Printing, Dyeing, or Finishing) [Category: Industry], For Tetrakis(hydroxymethyl)phosphonium sulfate (USEPA, OPP Pesticide Code: 129058) ACTIVE products with label matches., SRP: Registered for use in the U.S. but approved pesticide uses may change periodically and so federal, state and local authorities must be consulted for currently approved uses., Both oil base and water base fracturing fluids are being used in the fracturing industry. Water base, which includes alcohol-water mixtures and low strength acids, make up the majority of treating fluids. The common chemicals added to these fluids are polymers for viscosity development, crosslinkers for viscosity enhancement, pH control chemicals, gel breakers for polymer degradation following the treatment, clay stabilizers, alcohol, bactericides, fluid loss additives and friction reducer., Hydraulic fracturing, Hydraulic fracturing uses a specially blended liquid which is pumped into a well under extreme pressure causing cracks in rock formations underground. These cracks in the rock then allow oil and natural gas to flow, increasing resource production. ... Chemical Name: Tetrakis hydroxymethyl-phosphonium sulfate, Chemical Purpose: Eliminates bacteria in the water that produces corrosive by-products, Product Function: Biocide., AQUCAR THPS 75 Water Treatment Microbiocide is a broad-spectrum biocide developed to inhibit the growth of algae, bacteria, yeasts and fungi in process waters used in various industrial applications. AQUCAR THPS 75 Water Treatment Microbiocide is effective in both acid and alkaline environments. It is especially effective against sulfate-reducing bacteria (SRB) which are particularly troublesome in enhanced oil recovery operations, such as injection water treatment, top-side systems, pipeline protection and storage., AQUCAR THPS 75 Water Treatment Microbiocide, For more Uses (Complete) data for TETRAKIS(HYDROXYMETHYL)PHOSPHONIUM SULFATE (8 total), please visit the HSDB record page., Industry Uses: Flame retardant, Not Known or Reasonably Ascertainable, Chelating agent, Processing aids, specific to petroleum production, Other, Processing aids not otherwise specified, Consumer Uses: Processing aids, Anti-scaling agent, Flame retardant, Methods of Manufacturing: THPS is manufactured in a batch process that involves the chemical reaction of phosphine gas with aqueous formaldehyde in the presence of sulfuric acid and water. THPS exists in equilibrium with tris (hydroxymethyl)phosphine and methylene glycol. Under manufacturing and shipping conditions, the equilibrium strongly favors the formation the formation of THPS., REACTION OF FORMALDEHYDE WITH PHOSPHINE IN AQUEOUS SULFURIC ACID, The salts are produced by the reaction of formaldehyde with phospine in the appropriate aqueous acid., Tetrakis(hydroxymethyl)phosphonium salts, Formulations, Preparations: Pyroset TKO, Retardol S, Aqucar THPS 75 Water Treatment Microbiocide (The Dow Chemical Company), Tetrakis(hydroxymethyl)phosphonium sulphate 76.5%., Aqucar THPS 75MFG Water Treatment Microbiocide (The Dow Chemical Company), Cyphos B1 Phosphonium Salt (The Dow Chemical Co.), Tetrakis(hydroxymethyl)phosphonium sulphate 77.6%., For more Formulations, Preparations (Complete) data for TETRAKIS(HYDROXYMETHYL)PHOSPHONIUM SULFATE (16 total), U.S. Production: 2023: 10, 000, 000 - <25, 000 lb, 2022: 5, 500, 000 - <7, 2021: 10, 2020: 8, 000 - <10, (1976) 1.13X10+9 GRAMS (CONSUMPTION), Production volumes for non-confidential chemicals reported under the Inventory Update Rule. [Table#4876], Production volume for non-confidential chemicals reported under the 2006 Inventory Update Rule. Chemical: Phosphonium, tetrakis(hydroxymethyl)-, sulfate. Aggregated National Production Volume: < 500, 000 pounds., General Manufacturing Information: Not Known or Reasonably Ascertainable, Textiles, apparel, and leather manufacturing, All Other Basic Inorganic Chemical Manufacturing, Oil and Gas Drilling, Extraction, and Support activities, Phosphonium, sulfate (2:1): ACTIVE, THPC, tetrakis(hydroxymethyl) phosphonium chloride, has been replaced by the sulfate salt THPS because of possible toxicity concerns with THPC, which is no longer manufactured..
Tetrakis Hydroxymethyl Phosphonium Sulfate is a carbon-based organic compound with CAS registry number 55566-30-8 and molecular formula C8H24O12P2S (molecular weight 406.28), belonging to the organic chemicals segment of chemical raw materials.
CAS number: 55566-30-8
Its molecular formula C8H24O12P2S comprises 8 C, 24 H, 12 O, 2 P, 1 S atoms.
Also known as: Tetrakis Hydroxymethyl Phosphonium Sulfate · bis[tetrakis(hydroxymethyl)phosphonium] sulfate solution · THPS
Category: organic chemicals
The CAS registry number of Tetrakis Hydroxymethyl Phosphonium Sulfate is 55566-30-8.
Molecular formula C8H24O12P2S, molecular weight 406.28.
It is also registered under: Tetrakis Hydroxymethyl Phosphonium Sulfate, bis[tetrakis(hydroxymethyl)phosphonium] sulfate solution, THPS.
Recorded applications: Uses: Used to make crease-resistant and flame-retardant finishes for textiles, e.g., children's sleepwear, [ACGIH] Also used as a biocide, [HSDB], Using Disinfectants or Biocides [Category: Clean], Textiles (Printing, Dyeing, or Finishing) [Category: Industry], For Tetrakis(hydroxymethyl)phosphonium sulfate (USEPA, OPP Pesticide Code: 129058) ACTIVE products with label matches., SRP: Registered for use in the U.S. but approved pesticide uses may change periodically and so federal, state and local authorities must be consulted for currently approved uses., Both oil base and water base fracturing fluids are being used in the fracturing industry. Water base, which includes alcohol-water mixtures and low strength acids, make up the majority of treating fluids. The common chemicals added to these fluids are polymers for viscosity development, crosslinkers for viscosity enhancement, pH control chemicals, gel breakers for polymer degradation following the treatment, clay stabilizers, alcohol, bactericides, fluid loss additives and friction reducer., Hydraulic fracturing, Hydraulic fracturing uses a specially blended liquid which is pumped into a well under extreme pressure causing cracks in rock formations underground. These cracks in the rock then allow oil and natural gas to flow, increasing resource production. ... Chemical Name: Tetrakis hydroxymethyl-phosphonium sulfate, Chemical Purpose: Eliminates bacteria in the water that produces corrosive by-products, Product Function: Biocide., AQUCAR THPS 75 Water Treatment Microbiocide is a broad-spectrum biocide developed to inhibit the growth of algae, bacteria, yeasts and fungi in process waters used in various industrial applications. AQUCAR THPS 75 Water Treatment Microbiocide is effective in both acid and alkaline environments. It is especially effective against sulfate-reducing bacteria (SRB) which are particularly troublesome in enhanced oil recovery operations, such as injection water treatment, top-side systems, pipeline protection and storage., AQUCAR THPS 75 Water Treatment Microbiocide, For more Uses (Complete) data for TETRAKIS(HYDROXYMETHYL)PHOSPHONIUM SULFATE (8 total), please visit the HSDB record page., Industry Uses: Flame retardant, Not Known or Reasonably Ascertainable, Chelating agent, Processing aids, specific to petroleum production, Other, Processing aids not otherwise specified, Consumer Uses: Processing aids, Anti-scaling agent, Flame retardant, Methods of Manufacturing: THPS is manufactured in a batch process that involves the chemical reaction of phosphine gas with aqueous formaldehyde in the presence of sulfuric acid and water. THPS exists in equilibrium with tris (hydroxymethyl)phosphine and methylene glycol. Under manufacturing and shipping conditions, the equilibrium strongly favors the formation the formation of THPS., REACTION OF FORMALDEHYDE WITH PHOSPHINE IN AQUEOUS SULFURIC ACID, The salts are produced by the reaction of formaldehyde with phospine in the appropriate aqueous acid., Tetrakis(hydroxymethyl)phosphonium salts, Formulations, Preparations: Pyroset TKO, Retardol S, Aqucar THPS 75 Water Treatment Microbiocide (The Dow Chemical Company), Tetrakis(hydroxymethyl)phosphonium sulphate 76.5%., Aqucar THPS 75MFG Water Treatment Microbiocide (The Dow Chemical Company), Cyphos B1 Phosphonium Salt (The Dow Chemical Co.), Tetrakis(hydroxymethyl)phosphonium sulphate 77.6%., For more Formulations, Preparations (Complete) data for TETRAKIS(HYDROXYMETHYL)PHOSPHONIUM SULFATE (16 total), U.S. Production: 2023: 10, 000, 000 - <25, 000 lb, 2022: 5, 500, 000 - <7, 2021: 10, 2020: 8, 000 - <10, (1976) 1.13X10+9 GRAMS (CONSUMPTION), Production volumes for non-confidential chemicals reported under the Inventory Update Rule. [Table#4876], Production volume for non-confidential chemicals reported under the 2006 Inventory Update Rule. Chemical: Phosphonium, tetrakis(hydroxymethyl)-, sulfate. Aggregated National Production Volume: < 500, 000 pounds., General Manufacturing Information: Not Known or Reasonably Ascertainable, Textiles, apparel, and leather manufacturing, All Other Basic Inorganic Chemical Manufacturing, Oil and Gas Drilling, Extraction, and Support activities, Phosphonium, sulfate (2:1): ACTIVE, THPC, tetrakis(hydroxymethyl) phosphonium chloride, has been replaced by the sulfate salt THPS because of possible toxicity concerns with THPC, which is no longer manufactured..
Category: Organic Chemicals.
Independent reference data for Tetrakis Hydroxymethyl Phosphonium Sulfate (CAS 55566-30-8), compiled from public chemistry databases.
| CAS Registry Number | 55566-30-8 |
|---|---|
| PubChem CID | 41478 |
| Molecular formula | C8H24O12P2S |
| IUPAC name | bis(tetrakis(hydroxymethyl)phosphanium);sulfate |
| UNII (FDA) | 5I8RSL9E6S |
| Molecular Weight | 406.28 |
|---|---|
| Hydrogen Bond Donor Count | 8 |
| Hydrogen Bond Acceptor Count | 12 |
| Rotatable Bond Count | 8 |
| Exact Mass | 406.04637137 |
| Monoisotopic Mass | 406.04637137 |
| Topological Polar Surface Area | 250 |
| Heavy Atom Count | 23 |
| Boiling Point | 232 °F at 760 mmHg (NTP, 1992) |
|---|---|
| Melting Point | -31 °F (NTP, 1992) |
TETRAKIS(HYDROXYMETHYL)PHOSPHONIUM SULFATE; 55566-30-8; Retardol S; Pyroset TKO; CCRIS 316; DTXSID0021331; HSDB 4215; Octakis(hydroxymethyl)phosphonium sulfate; NCI-C55050; UNII-5I8RSL9E6S; EINECS 259-709-0; 5I8RSL9E6S; Bis(tetrakis(hydroxymethyl)phosphonium)sulfate (salt); bis[tetrakis(hydroxymethyl)phosphonium] sulfate; Phosphonium, tetrakis(hydroxymethyl)-, sulfate (2:1) (salt); Phosphonium, tetrakis(hydroxymethyl)-, sulfate (2:1)
| Regulatory & Food Contact | FDA Cumulative Estimated Daily Intake (CEDI): FCS FDA Inventory of Food Contact Substances Listed in 21 CFR: FCS FDA Inventory of Effective Food Contact Substance (FCS) Noti: FCS Tetrakis (hydroxymethyl) phosphonium sulfate (THPS) (CAS Reg. No. 55566-30-8) As a preservative in coatings intended for use on paper and paperboard that may contact food. The FCS may be used at levels not to exceed 400 ppm in water-based coatings, starches, pigments, and filler sl |
|---|---|
| GHS notification summary | 0.4% (2 / 472) |
| GHS notification summary | 0.4% (2 / 472) |
|---|---|
| Reported hazard statements | H301 (30.1%), H302 (66.1%), H317 (99.6%), H318 (99.6%), H330 (30.1%), H331 (46.8%), H360 (16.7%), H361 (35.8%) |
This chemical does not meet GHS hazard criteria for 0.4% (2 of 472) of reports.
H301 (30.1%): Toxic if swallowed [Danger Acute toxicity, oral]
Tetrakis Hydroxymethyl Phosphonium Sulfate · CAS 55566-30-8 · C8H24O12P2S. UNII 5I8RSL9E6S. Boiling Point: 232 °F at 760 mmHg (NTP, 1992); Melting Point: -31 °F (NTP, 1992).
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.