4,4'-Dimethoxybenzophenone
4,4'-Dimethoxybenzophenone
  • CAS No.:90-96-0
Other grades of this product :
4,4'-Dimethoxybenzophenone Basic information
Product Name:4,4'-Dimethoxybenzophenone
Synonyms:P,P'-DIMETHOXYBENZOPHENONE;4,4,4'-Dimethoxybenzophenone;4,4'-Dimethoxybenzophenone≥ 99% (GC);LABOTEST-BB LT00160175;BIS(P-METHOXYPHENYL)-KETONE;4,4'-DIMETHOXYBENZOPHENONE;Benzophenone, 4,4'-dimethoxy-;Bis(4-anisyl) ketone
CAS:90-96-0
MF:C15H14O3
MW:242.27
EINECS:202-028-0
Product Categories:Pyridines;Aromatic Benzophenones & Derivatives (substituted);Benzophenones (for High-Performance Polymer Research);Functional Materials;Reagent for High-Performance Polymer Research;C15 to C38;Carbonyl Compounds;Ketones;90-96-0
Mol File:90-96-0.mol
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
InChIKeyRFVHVYKVRGKLNK-UHFFFAOYSA-N
CAS DataBase Reference90-96-0(CAS DataBase Reference)
NIST Chemistry ReferenceP,p'-dimethoxybenzophenone(90-96-0)
Safety Information
Hazard Codes Xi
Risk Statements 36/37/38
Safety Statements 26-36
WGK Germany 3
Hazard Note Irritant
HS Code 29145000
MSDS Information
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4,4'-Dimethoxybenzophenone Usage And Synthesis
Chemical Propertieswhite to light yellow crystal powder
Uses4,4'-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.
Preparationbtained 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/ja01039a036Tetrahedron Letters, 30, p. 1277, 1989 DOI: 10.1016/S0040-4039(00)72735-3
General DescriptionPhotoreactivity of 4,4′-dimethoxybenzophenone with 2-aminobenzimidazole has been examined. It is an ultraviolet absorbing additive in plastic products.
Purification MethodsCrystallise 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 materialsCyclopropyl 4-methoxyphenyl ketone
Preparation Products1,1,2,2-TETRAKIS(4-METHOXYPHENYL)-1,2-ETHANEDIOL-->4,4'-DIMETHOXYBENZHYDROL

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