4-BENZYLOXY-5-METHOXY-2-NITRO-BENZOIC ACID synthesis
- Product Name:4-BENZYLOXY-5-METHOXY-2-NITRO-BENZOIC ACID
- CAS Number:60547-92-4
- Molecular formula:C15H13NO6
- Molecular Weight:303.27
121-34-6
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100-39-0
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60547-92-4
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Yield:60547-92-4 83%
Reaction Conditions:
with sodium hydroxide in ethanol at 65; for 8 h;
Steps:
8 Example 8: 4-(benzyloxy)-3-methoxybenzoic acid
In a mixed solution of 4-hydroxy-3-methoxybenzoic acid (50.0 g, 297.5 mmol) in ethanol (350 mL) and a NaOH solution (2.0 M, 350 mL),BnBr (140.0 g, 823.5 mmol) was added.The mixture is stirred at 65 ° C. for 8 hours, concentrated, co-evaporated to about 400 mL with water (2 x 400 mL), acidified to pH 3.0 with 6M HCl and the solid filtered.Crystallized with EtOH and dried under vacuum at 45 ° C. to give the title compound (63.6 g, 83% yield).
References:
HANGZHOU DAC BIOTECH CO.,LTD. JP2021/73185, 2021, A Location in patent:Paragraph 0203-0204
2426-84-8
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60547-92-4
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61032-41-5
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60547-92-4
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1486-53-9
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60547-92-4
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2426-87-1
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60547-92-4
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