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CAS No. : | 50-79-3 | MDL No. : | MFCD00002416 |
Formula : | C7H4Cl2O2 | Boiling Point : | - |
Linear Structure Formula : | - | InChI Key : | QVTQYSFCFOGITD-UHFFFAOYSA-N |
M.W : | 191.01 | Pubchem ID : | 5784 |
Synonyms : |
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Signal Word: | Warning | Class: | N/A |
Precautionary Statements: | P261-P305+P351+P338 | UN#: | N/A |
Hazard Statements: | H315-H319-H335 | Packing Group: | N/A |
GHS Pictogram: |
* All experimental methods are cited from the reference, please refer to the original source for details. We do not guarantee the accuracy of the content in the reference.
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
With sodium hydroxide; In pentan-1-ol; | EXAMPLE 4 5-Chloro-N-(2-methyl-3-trifluoromethylphenyl) anthranilic acid To a solution of 25 g. of 2,5-dichlorobenzoic acid in 125 ml. of n-pentyl alcohol add 4.8 g. of sodium hydroxide pellets, 25 g. of <strong>[54396-44-0]2-methyl-3-trifluoromethylaniline</strong> and 2 g. of copper powder. With constant stirring, reflux the reaction mixture for 18 hours. Concentrate the mixture to one half volume and dilute with water and ether. Acidify the aqueous layer to yield the product which is recrystallized from methanol, m.p. 220°-222° C. |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
With copper(I) oxide; copper; potassium carbonate; In 1,2-dimethoxyethane; at 100℃; for 1.5h; | A mixture of 38a (532.4 mg, 2.62 mmol), 2-5-dichlorobenzoic acid (250 mg, 1 .309 mmol, Aldrich), potassium carbonate (180.9 mg, 1.309 mmol), copper powder (8.3 mg, 0.131 mmol) and copper(l) oxide (9.4 mg, 0.065 mmol) in DME (3 mL) is heated to 100C for 1 .5 hours. The mixture is cooled to RT, and water is added. The mixture is neutralized with HCI 1 N until slightly acidic (pH 5-6) and then extracted with EtOAc (3x). The organic layers are combined, washed with water (2x), NH4CI saturated (2x) and brine, dried over MgSO4, filtered and concentrated. The residue is purified by Combif lash (Hex/EtOAc 100:0 to 70:30) to afford 38b. |