Trimethylacetic anhydride
ALDRICH/143502 - 99%
Synonym: Pivalic anhydride; 2,2-
CAS Number: 1538-75-6
Empirical Formula (Hill Notation): C10H18O3
Molecular Weight: 186.25
EC Number: 216-263-1
MDL Number: MFCD00008842
Linear Formula: [(CH3)3CCO]2O
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: 143502-100G.
| assay | 99% |
| bp | 193 °C (lit.) |
| density | 0.918 g/mL at 25 °C (lit.) |
| form | liquid |
| InChI | 1S/C10H18O3/c1-9(2,3)7(11 |
| InChI key | PGZVFRAEAAXREB-UHFFFAOYSA |
| Quality Level | 200  |
| refractive index | n |
| SMILES string | CC(C)(C)C(=O)OC(=O)C(C)(C |
| Application: | Acylation and esterification reagent for anilines and phenols, respectively. |
| Application: | Trimethylacetic anhydride was used: • in solid-phase oligonucleotide synthesis • in kinetic resolution of racemic 2-hydroxy-γ-butyrolactone • as acylation and esterification reagent for anilines • as acylation and esterification reagent for phenols |
| Packaging: | 25, 100 g in glass bottle |
| Symbol |   GHS02,GHS05 |
| Signal word | Danger |
| Hazard statements | H226 - H314 |
| Precautionary statements | P210 - P233 - P240 - P280 - P303 + P361 + P353 - P305 + P351 + P338 |
| Hazard Codes | C |
| Risk Statements | 34 |
| Safety Statements | 26-36/37/39-45 |
| RIDADR | UN 2920 3(8) / PGII |
| WGK Germany | WGK 3 |
| Flash Point(F) | 134.6 °F - closed cup |
| Flash Point(C) | 57 °C - closed cup |
| Purity | 99% |
| bp | 193 °C (lit.) |
| Density | 0.918 g/mL at 25 °C (lit.) |
| Refractive Index | n |
| UNSPSC | 12352100 |