Michler’s ketone
ALDRICH/147834 - 98%
Synonym: 4,4′-Bis(dimethylamino)benzophenone
CAS Number: 90-94-8
Empirical Formula (Hill Notation): C17H20N2O
Molecular Weight: 268.35
EC Number: 202-027-5
MDL Number: MFCD00008312
Linear Formula: [(CH3)2NC6H4]2CO
Product Type: Chemical
| assay | 98% |
| form | powder |
| InChI | 1S/C17H20N2O/c1-18(2)15-9 |
| InChI key | VVBLNCFGVYUYGU-UHFFFAOYSA |
| mp | 174-176 °C (lit.) |
| Quality Level | 200 ![]() |
| SMILES string | CN(C)c1ccc(cc1)C(=O)c2ccc |
| Application: | MK can be used as an additive that acts as a photoinitiator in the preparation of dyes. It can also be used as a precursor material in the synthesis of 4,4′-bis{N,N,dimethyl, N (2-ethoxy carbonyl-1-propenyl) ammonium hexafluoro antimonate}benzophenone (MKEA). |
| General description: | Michler′s ketone (MK) is a derivative of benzophenone that shows temperature dependent phosphorescence. It also exhibits triplet-triplet absorption spectra at a lower temperature. |
| Packaging: | 100, 500 g in poly bottle |
| Symbol | ![]() GHS05,GHS08 |
| Signal word | Danger |
| Hazard statements | H318 - H341 - H350 |
| Precautionary statements | P201 - P280 - P305 + P351 + P338 + P310 - P308 + P313 |
| Hazard Codes | T |
| Risk Statements | 45-41-68 |
| Safety Statements | 53-45 |
| RIDADR | NONH for all modes of transport |
| WGK Germany | WGK 3 |
| Flash Point(F) | Not applicable |
| Flash Point(C) | Not applicable |
| Purity | 98% |
| mp | 174-176 °C (lit.) |
| UNSPSC | 12162002 |



