![](/CAS2/GIF/102293-80-1.gif)
2-Bromo-1-(2,2-dimethyl-4H-benzo[d][1,3]dioxin-6-yl)ethanone synthesis
- Product Name:2-Bromo-1-(2,2-dimethyl-4H-benzo[d][1,3]dioxin-6-yl)ethanone
- CAS Number:102293-80-1
- Molecular formula:C12H13BrO3
- Molecular Weight:285.13
![Ethanone, 2-bromo-1-(2,2-dimethyl-4H-1,3-benzodioxin-6-yl)- Ethanone, 2-bromo-1-(2,2-dimethyl-4H-1,3-benzodioxin-6-yl)-](/NewsImg/2024-03-19/6384643708135591255348166.png)
![2,2-Dimethoxypropane](/CAS/GIF/77-76-9.gif)
77-76-9
382 suppliers
$9.00/5ml
![2-BROMO-1-[4-HYDROXY-3-(HYDROXYMETHYL)PHENYL]ETHAN-1-ONE](/CAS/GIF/62932-94-9.gif)
62932-94-9
154 suppliers
$22.00/1g
![2-Bromo-1-(2,2-dimethyl-4H-benzo[d][1,3]dioxin-6-yl)ethanone](/CAS2/GIF/102293-80-1.gif)
102293-80-1
83 suppliers
$265.00/250mg
Yield:102293-80-1 93.7%
Reaction Conditions:
with toluene-4-sulfonic acid in acetone at 30; for 2 h;Temperature;
Steps:
1; 6; 11 Embodiment 11, the preparation of formula VI compoundv
1000.0g of compound VII, 1481.65g of 2,2-dimethoxypropane, 7.75g of p-toluenesulfonic acid, and 5000ml of acetone were successively added to a 20L reactor, reacted at 30°C for 2h, added with 12000ml of water, a solid was precipitated, and the temperature dropped to 0 -5°C, kept stirring for 1 hour, filtered; the filter cake was dried at 60°C for 12 hours to obtain 1090.5 g of compound VI with a yield of 93.7%.
References:
CN113801029,2021,A Location in patent:Paragraph 0021; 0073-0076; 0092-0093; 0103-0104
![Ethanone, 1-(2,2-dimethyl-4H-1,3-benzodioxin-6-yl)-](/CAS/20200515/GIF/54030-34-1.gif)
54030-34-1
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![2-Bromo-1-(2,2-dimethyl-4H-benzo[d][1,3]dioxin-6-yl)ethanone](/CAS2/GIF/102293-80-1.gif)
102293-80-1
83 suppliers
$265.00/250mg
![2-Methoxypropene](/CAS/GIF/116-11-0.gif)
116-11-0
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$10.00/5g
![2-BROMO-1-[4-HYDROXY-3-(HYDROXYMETHYL)PHENYL]ETHAN-1-ONE](/CAS/GIF/62932-94-9.gif)
62932-94-9
154 suppliers
$22.00/1g
![2-Bromo-1-(2,2-dimethyl-4H-benzo[d][1,3]dioxin-6-yl)ethanone](/CAS2/GIF/102293-80-1.gif)
102293-80-1
83 suppliers
$265.00/250mg
![4'-Hydroxyacetophenone](/CAS/GIF/99-93-4.gif)
99-93-4
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$5.00/25g
![2-Bromo-1-(2,2-dimethyl-4H-benzo[d][1,3]dioxin-6-yl)ethanone](/CAS2/GIF/102293-80-1.gif)
102293-80-1
83 suppliers
$265.00/250mg
![1-(3-CHLOROMETHYL-4-HYDROXY-PHENYL)-ETHANONE](/CAS/GIF/24085-05-0.gif)
24085-05-0
64 suppliers
$523.00/5g
![2-Bromo-1-(2,2-dimethyl-4H-benzo[d][1,3]dioxin-6-yl)ethanone](/CAS2/GIF/102293-80-1.gif)
102293-80-1
83 suppliers
$265.00/250mg