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| | 4,4'-Dimethoxybenzophenone Basic information |
| | 4,4'-Dimethoxybenzophenone Chemical Properties |
| Melting point | 141-143 °C (lit.) | | Boiling point | 200 °C17 mm Hg(lit.) | | density | 1.1515 (rough estimate) | | refractive index | 1.5570 (estimate) | | storage temp. | Sealed in dry,Room Temperature | | solubility | Chloroform (Slightly), Ethyl Acetate (Slightly) | | form | Powder | | color | Slightly beige to yellow | | Water Solubility | It is insoluble in water, soluble in ethanol. | | BRN | 1878026 | | InChIKey | RFVHVYKVRGKLNK-UHFFFAOYSA-N | | CAS DataBase Reference | 90-96-0(CAS DataBase Reference) | | NIST Chemistry Reference | P,p'-dimethoxybenzophenone(90-96-0) |
| Hazard Codes | Xi | | Risk Statements | 36/37/38 | | Safety Statements | 26-36 | | WGK Germany | 3 | | Hazard Note | Irritant | | HS Code | 29145000 |
| | 4,4'-Dimethoxybenzophenone Usage And Synthesis |
| Chemical Properties | white to light yellow crystal powder | | Uses | 4,4'-Dimethoxybenzophenone is used in the organic synthesis. It also acts as a pharmaceutical intermediate. It is an important raw material and intermediate used in Organic Synthesis, Pharmaceuticals, Agrochemicals and Dyestuff. | | Preparation | btained by photocatalytic oxidation of 4,4–′-dimethoxybenzhydrol (m.p. 69–71°) catalyzed by H3PW12O40/SiO2 in acetonitrile under oxygen atmosphere at r.t. for 1 h (90%). | | Synthesis Reference(s) | Journal of the American Chemical Society, 91, p. 3037, 1969 DOI: 10.1021/ja01039a036
Tetrahedron Letters, 30, p. 1277, 1989 DOI: 10.1016/S0040-4039(00)72735-3 | | General Description | Photoreactivity of 4,4′-dimethoxybenzophenone with 2-aminobenzimidazole has been examined. It is an ultraviolet absorbing additive in plastic products. | | Purification Methods | Crystallise the ketone from absolute EtOH, aqueous EtOH or EtOH/AcOH. The 2,4-dinitrophenylhydrazone has m 199-200o. [Beilstein 8 H 317, 8 I 641, 8 II 355, 8 III 2649, 8 IV 2453.] |
| | 4,4'-Dimethoxybenzophenone Preparation Products And Raw materials |
| Raw materials | Cyclopropyl 4-methoxyphenyl ketone | | Preparation Products | 1,1,2,2-TETRAKIS(4-METHOXYPHENYL)-1,2-ETHANEDIOL-->4,4'-DIMETHOXYBENZHYDROL-->tetraMethyl cyclohexane-1,2,4,5-tetracarboxylate-->2,2,2-TRIFLUORO-1,1-BIS(4-METHOXYPHENYL)ETHANOL |
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