2-methyl-1,3-bis(p-methoxyphenyl)propane-1,3-diketone synthesis
- Product Name:2-methyl-1,3-bis(p-methoxyphenyl)propane-1,3-diketone
- CAS Number:95691-32-0
- Molecular formula:C18H18O4
- Molecular Weight:298.33
Yield:95691-32-0 80%
Reaction Conditions:
with copper(ll) bromide in ethanol at 80;
Steps:
9 Example 9: Preparation of 1,3-bis(4-methoxyphenyl)-2-methylpropan-1,3-dione
In order to 1,3-bis(4-methoxyphenyl)propan-1,3-dione, tert-butyl peroxybenzoate as a raw material, the reaction steps are as follows:Added in the reaction bottle 1,3-bis(4-methoxyphenyl)propan-1,3-dione (0.28g, 1mmol), tert-butyl peroxybenzoate (0.45g, 3mmol), CuBr2 (0.022g, 0 . 1mmol) and 2 ml ethanol, 80 °C reaction;TLC until the complete end tracking of the reaction;After the reaction the crude product by column chromatography (petroleum ether: ethyl acetate = 40:1), to obtain the target product (yield 80%).
References:
CN105254483,2016,A Location in patent:Paragraph 0029
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