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CAS No. : | 19406-11-2 | MDL No. : | MFCD25960583 |
Formula : | C9H13NO2 | Boiling Point : | - |
Linear Structure Formula : | - | InChI Key : | GDHXZQNQHWTMCM-UHFFFAOYSA-N |
M.W : | 167.21 | Pubchem ID : | 12211514 |
Synonyms : |
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Signal Word: | Warning | Class: | N/A |
Precautionary Statements: | P261-P305+P351+P338 | UN#: | N/A |
Hazard Statements: | H302-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 water; lithium hydroxide; In 1,4-dioxane; at 100.0℃; for 16h; | Step B: 1,2-Dimethyl-JH-pyrrole-3-carboxylic acid To a solution of the product from Step A (5.3 g, 31.7 mmol) in 1 ,4-dioxane (60 mL) is added lM LiOH (2.66 g, 63.4 minol) in water (60 ml) and the reaction stirred at 100 C for cci 16 h. The reaction is allowed to cool to ambient temperature, diluted with water and acidified with 2M Rd. The resulting precipitate is collected by vacuum filtration to affordthe desired product. The filtrate is extracted with ethyl acetate and the organic extracts dried over magnesium sulphate, filtered and concentrated to obtain an additional crop of desired product.LC/1VLS (C7H9N02) no ionisation; RT 0.71 (Method B) |