2-nitro-4-Bromo-5-fluorobenzoic acid synthesis
- Product Name:2-nitro-4-Bromo-5-fluorobenzoic acid
- CAS Number:1020717-99-0
- Molecular formula:C7H3BrFNO4
- Molecular Weight:264.01
153556-42-4
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1020717-99-0
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Yield:1020717-99-0 99.5%
Reaction Conditions:
with sulfuric acid;nitric acid at 20; for 18 h;
Steps:
1.D Step D
Compound 1 (75 g, 342.5 mmol) was dissolved in sulfuric acid (500 ml) at room temperature, and nitric acid (103.8 g, 1027 mmol) was added slowly. After stirring for 18 h, the mixture was slowly poured over 3 kg of ice, stirred, filtered, washed with water and dried at 45 ° C under reduced pressure to give compound 2 (90 g, 99.5%).
References:
CN106146482,2016,A Location in patent:Paragraph 0124; 0125; 0126
452-74-4
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1020717-99-0
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