4,4'-Dimethylbenzophenone
- CAS NO.：611-97-2
- Empirical Formula: C15H14O
- Molecular Weight: 210.27
- MDL number: MFCD00017214
- EINECS: 210-287-6
- SAFETY DATA SHEET (SDS)
- Update Date: 2025-01-27 09:38:02
What is 4,4'-Dimethylbenzophenone?
Chemical properties
Pale brown crystalline powder
The Uses of 4,4'-Dimethylbenzophenone
4,4'-Dimethylbenzophenone is used as catalytic agent and petrochemical additive. It is also used as pharmaceutical intermediates.
Synthesis Reference(s)
Tetrahedron, 50, p. 12821, 1994 DOI: 10.1016/S0040-4020(01)81203-5
Tetrahedron Letters, 27, p. 3911, 1986 DOI: 10.1016/S0040-4039(00)83914-3
General Description
4,4′-Dimethylbenzophenone reacts with bis(trichlorotitanium phenoxide), a bidentate Lewis acid, to form a crystalline complex.
Purification Methods
Purify the benzophenone by zone refining or distllation, preferably in a vacuum. [Beilstein 7 III 2181, 7 IV 1434.]
Properties of 4,4'-Dimethylbenzophenone
| Melting point: | 90-93 °C(lit.) |
| Boiling point: | 200 °C17 mm Hg(lit.) |
| Density | 1.0232 (rough estimate) |
| refractive index | 1.5361 (estimate) |
| Flash point: | 200°C/17mm |
| storage temp. | Sealed in dry,Room Temperature |
| form | Crystalline Powder |
| color | Pale brown |
| Water Solubility | Insoluble in water. |
| BRN | 1240527 |
| InChI | InChI=1S/C15H14O/c1-11-3-7-13(8-4-11)15(16)14-9-5-12(2)6-10-14/h3-10H,1-2H3 |
| CAS DataBase Reference | 611-97-2(CAS DataBase Reference) |
| NIST Chemistry Reference | 4,4'-Dimethyl benzophenone(611-97-2) |
| EPA Substance Registry System | Methanone, bis(4-methylphenyl)- (611-97-2) |
Safety information for 4,4'-Dimethylbenzophenone
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H302:Acute toxicity,oral H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation |
| Precautionary Statement Codes |
P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. |
Computed Descriptors for 4,4'-Dimethylbenzophenone
| InChIKey | ZWPWLKXZYNXATK-UHFFFAOYSA-N |
| SMILES | C(C1=CC=C(C)C=C1)(C1=CC=C(C)C=C1)=O |
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