Trimethyl phosphite
Product Description
| Product | Trimethyl phosphite |
| CAS | 121-45-9 |
| Formula | C3H9O3P |
| Synonym | HSDB 1007, Trimethylfosfit [Czech], EINECS 204-471-5, NSC 6513, fosforyntrojmetylowy, Superlist Names Phosphorous acid, trimethyl ester, Fosforyn trojmetylowy [Czech], Trimethoxyfosfin, Methyl phosphite ((MeO)3P), UN2329, Trimethoxyphosphine, Trimethyl ester of phosphorous acid, Fosforyn trojmetylowy, P(OCH3)3, Methyl phosphite, Trimethylphosphite, Trimethoxyphosphine O,O,O-Trimethyl phosphite, Phosphoric acid, trimethyl ester, AI3-60394, Trimethyl phosphite [UN2329] [Flammable liquid], UNII-26Q0321ZDG, Phosphonousacidtrimethylester, TRIMETHYL PHOSPHONATE, TMPI, UN 2329, Trimethoxyfosfin [Czech], Trimethylfosfit, Phosphorus acid, trimethyl ester, Phosphorous acid, trimethyl ester, EC 204-471-5, PHOSPHOROUS ACID TRIMETHYL ESTER, TRIMETHYL PHOSPHITE |
Typical Product Specifications
| Molecular weight | 124.08 |
| EINECS | 204-471-5 |
| SMILES | P(OC)(OC)OC |
| InChI | 1S/C3H9O3P/c1-4-7(5-2)6-3/h1-3H3 |
| Water solubility | 7200 mg/L |
| Boiling Point | 111.5 ° C |
| log P (octanol-water) | -0.730 |
| Atmospheric OH Rate Constant | 8.36E-12 cm3/molecule-sec |
| Vapor Pressure | 18.7 mm Hg |
| Henry's Law Constant | 1.07E-05 atm-m3/mole |
| Boiling Point | 111-112 °C |
| Density | 1.052 g/mL at 25 °C |
| Vapor Density | 4.3 |
| Melting Point | -78 °C |
| Flash Point | 82 °F |
| Sensitive | Air & Moisture Sensitive |
| Storage Temperature | 2-8°C |
| Refractive Index | 1.408 |
| Vapor Pressure | 17 mm Hg ( 20 °C) |
| Water solubility | Hydrolyzes with water. |
| Notes | Trimethyl phosphite uses and applications include: Chemical intermediate for insecticides, pesticides, fire retardants, pharmaceuticals, and organic phosphorus additives; antioxidant, metal chelator for polyester; reagent Suggested storage of Trimethyl phosphite: Air- and moisture-sensitive |
| Class | Specialty Chemicals |
| Function | Chemical Intermediate, Additive |
| Industry | Pharmaceutical |

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