bis[tetrakis(hydroxymethyl)phosphonium] sulfate
tetrakis(hydroxymethyl)phosphonium chloride
CAS: 124-64-1
Molecular Formula: C4H12ClO4P
bis[tetrakis(hydroxymethyl)phosphonium] sulfate - Names and Identifiers
| Name | tetrakis(hydroxymethyl)phosphonium chloride |
| Synonyms | THPC THPS-UPC nci-c55061 pyrosettkc Tetramethylolphosphonium chloride tetramethylolphosphonium chloride tetrakis(hydroxymethyl)phosphonium TETRA(HYDROXYMETHYL)PHOSPHONIUM CHLORIDE tetrakis(hydroxymethyl)phosphonium acetate TETRAKIS(HYDROXYMETHYL)PHOSPHONIUM CHLORIDE tetrakis(hydroxymethyl)phosphonium chloride Phosphonium,tetrakis(hydroxymethyl)-,chloride bis[tetrakis(hydroxymethyl)phosphonium] sulfate bis[tetrakis(hydroxymethyl)phosphonium] ethanedioate Tetrakis-Hydroxymethyl Phosphonium Sulfate-Urea Pre-condensate Polymer |
| CAS | 124-64-1 |
| EINECS | 204-707-7 |
| InChI | InChI=1/2C4H12O4P.C2H2O4/c2*5-1-9(2-6,3-7)4-8;3-1(4)2(5)6/h2*5-8H,1-4H2;(H,3,4)(H,5,6)/q2*+1;/p-2 |
| InChIKey | AKXUUJCMWZFYMV-UHFFFAOYSA-M |
bis[tetrakis(hydroxymethyl)phosphonium] sulfate - Physico-chemical Properties
| Molecular Formula | C4H12ClO4P |
| Molar Mass | 190.56 |
| Density | 1.341g/mLat 25°C |
| Melting Point | 154°C |
| Boling Point | 115°C/760mmHg |
| Water Solubility | >=10 g/100 mL at 20 ºC |
| Vapor Presure | 0Pa at 25℃ |
| Appearance | Solution |
| Color | Clear light pink or yellow-green |
| BRN | 3631669 |
| pKa | 6.05[at 20 ℃] |
| Storage Condition | Room Temprature |
| Refractive Index | n20/D 1.512 |
| MDL | MFCD00031687 |
| Physical and Chemical Properties | A light yellow transparent liquid with hygroscopicity and easy solubility in water. It has a pungent odor, is acidic, and corrosive. |
| Use | Flame retardants for textile post-treatment, plastics, paper products and other additive flame retardants |
bis[tetrakis(hydroxymethyl)phosphonium] sulfate - Risk and Safety
| Risk Codes | R21 - Harmful in contact with skin R25 - Toxic if swallowed R38 - Irritating to the skin R41 - Risk of serious damage to eyes R42/43 - May cause sensitization by inhalation and skin contact. R51/53 - Toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment. |
| Safety Description | S22 - Do not breathe dust. 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.) S60 - This material and its container must be disposed of as hazardous waste. S61 - Avoid release to the environment. Refer to special instructions / safety data sheets. S23 - Do not breathe vapour. |
| UN IDs | UN 2810 6.1/PG 3 |
| WGK Germany | 3 |
| RTECS | TA2450000 |
| HS Code | 29319019 |
| Hazard Class | 8 |
| Packing Group | III |
bis[tetrakis(hydroxymethyl)phosphonium] sulfate - safety
Open Data Verified Data
It is irritating and should not come into direct contact with the skin. During operation, in addition to wearing masks and goggles, there must be good ventilation devices in the production workshop. Store in a cool and ventilated warehouse, sealed and stored.
Last Update：2023-10-12 12:36:49
bis[tetrakis(hydroxymethyl)phosphonium] sulfate - Preparation method
Open Data Verified Data
Add a certain amount of yellow phosphorus, zinc powder, and formaldehyde to the reactor, and under nitrogen protection, add a certain amount of concentrated hydrochloric acid dropwise. Then, heat the reactant to 80 ℃, and continue to add concentrated hydrochloric acid dropwise at this temperature. After 6 hours of reaction, the reaction mixture is concentrated under reduced pressure, the precipitated salt is discarded, and the product is further dehydrated under reduced pressure.
Last Update：2024-01-02 23:10:35
bis[tetrakis(hydroxymethyl)phosphonium] sulfate - Reference Information
| LogP | -9.8 |
| EPA chemical information | Information provided by: ofmpub.epa.gov (external link) |
| use | used for textile post-treatment, used as flame retardant for plastics and paper products, and also used for organic synthesis flame retardant for textile post-treatment, additive flame retardant for plastics and paper products |
| toxic substance data | information provided by: pubchem.ncbi.nlm.nih.gov (external link) |
Last Update：2024-04-09 19:55:45
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