Phosphoricaciddibutylester
Dibutyl Phosphate
CAS: 107-66-4
Molecular Formula: C8H19O4P
Phosphoricaciddibutylester - Names and Identifiers
| Name | Dibutyl Phosphate |
| Synonyms | hdbp Dibutyl Phosphate dp4(couplingagent) phosphatededibutyle DIBUTYL PHOSPHATE (DBP) sodium dibutyl phosphate di-n-butylphosphoric acid dibutyl hydrogen phosphate ammonium dibutyl phosphate Phosphoricaciddibutylester di-n-butylhydrogenphosphate potassium dibutyl phosphate Phosphorsuredi-n-butylester PHOSPHORIC ACID DIBUTYL ESTER |
| CAS | 107-66-4 |
| EINECS | 203-509-8 |
| InChI | InChI=1/C8H19O4P/c1-3-5-7-11-13(9,10)12-8-6-4-2/h3-8H2,1-2H3,(H,9,10)/p-1 |
| InChIKey | JYFHYPJRHGVZDY-UHFFFAOYSA-N |
Phosphoricaciddibutylester - Physico-chemical Properties
| Molecular Formula | C8H19O4P |
| Molar Mass | 210.21 |
| Density | 1.06 g/mL at 20 °C (lit.) |
| Melting Point | -13 °C |
| Boling Point | 250 °C |
| Flash Point | 188 °C |
| Water Solubility | insoluble |
| Vapor Presure | 0Pa at 20℃ |
| Appearance | Liquid |
| Specific Gravity | 1.1 |
| Color | Clear |
| Exposure Limit | ACGIH: TWA 5 mg/m3 (Skin)OSHA: TWA 1 ppm(5 mg/m3)NIOSH: IDLH 30 ppm; TWA 1 ppm(5 mg/m3); STEL 2 ppm(10 mg/m3) |
| BRN | 607224 |
| pKa | 1.53±0.50(Predicted) |
| Storage Condition | Store below +30°C. |
| Refractive Index | n20/D 1.428 |
| Physical and Chemical Properties | Boiling Point: 250°C density: 1.13 |
| Use | Used as extractant for uranium and thorium |
Phosphoricaciddibutylester - Risk and Safety
| Risk Codes | R37/38 - Irritating to respiratory system and skin. R41 - Risk of serious damage to eyes R38 - Irritating to the skin R34 - Causes burns R40 - Limited evidence of a carcinogenic effect |
| Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S39 - Wear eye / face protection. S45 - In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection. S25 - Avoid contact with eyes. |
| UN IDs | 3261 |
| WGK Germany | 1 |
| RTECS | TB9605000 |
| TSCA | Yes |
| HS Code | 29199000 |
| Hazard Class | 8 |
| Packing Group | III |
Phosphoricaciddibutylester - Reference Information
| LogP | -0.9 at 25℃ |
| EPA chemical substance information | information provided by: ofmpeb.epa.gov (external link) |
| Use | as extractant for uranium and thorium |
| category | corrosive substance |
| toxicity grade | poisoning |
| Acute toxicity | oral-rat LD50: 3200 mg/kg |
| flammability hazard characteristics | flammable, toxic phosphorus oxide gases |
| storage and transportation characteristics | The warehouse is ventilated and dried at low temperature; It is stored and transported separately from food raw materials |
| extinguishing agent | dry powder, foam, carbon dioxide, dry powder |
| Occupational Standard | TLV-TWA 8.7 mg/m3; Tel 17 mg/m3 |
| toxic substance data | information provided by: pubchem.ncbi.nlm.nih.gov (external link) |
| immediate life-and health-threatening concentration | 30 ppm |
Last Update：2024-04-10 22:29:15
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