Trimethyl phosphate
ALDRICH/132195 - 97%
Synonym: TMP; TMPA; TMPO
CAS Number: 512-56-1
Empirical Formula (Hill Notation): C3H9O4P
Molecular Weight: 140.07
EC Number: 208-144-8
MDL Number: MFCD00008348
Linear Formula: (CH3O)3PO
Product Type: Chemical
This picture is provided solely for illustration purposes. Optical properties of the actual product may deviate. Relevant product information is printed on labeled products and other accompanying or available information material. This image depicts SKU: 132195-1KG.
| assay | 97% |
| bp | 197 °C (lit.) |
| density | 1.197 g/mL at 25 °C (lit.) |
| form | liquid |
| InChI | 1S/C3H9O4P/c1-5-8(4,6-2)7 |
| InChI key | WVLBCYQITXONBZ-UHFFFAOYSA |
| mp | −46 °C (lit.) |
| Quality Level | 200  |
| refractive index | n |
| SMILES string | COP(=O)(OC)OC |
| Application: | Trimethyl phosphate can be used as a methylating agent for the: • Solvent-free o-methylation of phenolic compounds to synthesize methyl aryl ethers. • S-methylation of aryl/alkyl thiols to synthesize S-methylated product in the presence of Ca(OH)2 as a base. |
| General description: | Trimethyl phosphate is an excellent dipolar aprotic solvent that is used as a methylating agent and acid scavenger in many organic transformations. |
| Packaging: | 1 kg in glass bottle |
| Packaging: | 250 g in glass bottle |
| Symbol |   GHS07,GHS08 |
| Signal word | Danger |
| Hazard statements | H302 - H315 - H319 - H340 - H351 |
| Precautionary statements | P201 - P301 + P312 + P330 - P302 + P352 - P305 + P351 + P338 - P308 + P313 |
| Hazard Codes | T,Xi |
| Risk Statements | 46-22-36-38-40 |
| Safety Statements | 53-26-36/37-45 |
| RIDADR | NONH for all modes of transport |
| WGK Germany | WGK 1 |
| Flash Point(F) | 302.0 °F - closed cup |
| Flash Point(C) | 150 °C - closed cup |
| Purity | 97% |
| bp | 197 °C (lit.) |
| mp | −46 °C (lit.) |
| Density | 1.197 g/mL at 25 °C (lit.) |
| Refractive Index | n |
| UNSPSC | 12352100 |