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CAS No. : | 100367-37-1 | MDL No. : | MFCD09260886 |
Formula : | C6H6BrNO | Boiling Point : | No data available |
Linear Structure Formula : | - | InChI Key : | JJNOHJJIVAVDLP-UHFFFAOYSA-N |
M.W : | 188.02 | Pubchem ID : | 24721534 |
Synonyms : |
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Signal Word: | Warning | Class: | |
Precautionary Statements: | P261-P305+P351+P338 | UN#: | |
Hazard Statements: | H315-H319-H335 | Packing Group: | |
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 |
---|---|---|
70.9% | With iron(III) oxide; hydrazine hydrate; In ethanol; for 1.5h;Reflux; | (3) reduction reaction:The reaction flask was added 13. 1g <strong>[78137-76-5]3-nitro-4-bromophenol</strong>,66g ethanol, stirring to dissolve.Add 1.3g ferric oxide,11.3 g of a hydrazine hydrate solution at a concentration of 80 wtpercent.Stir and heat to reflux. Reflux 1.5h,Sampling, no raw materials, cooling and filtering. The filtrate was concentrated, 16 ml of water was added to the concentrate,With stirring, adjust pH = 7 with 10percent hydrochloric acid. Precipitation of the solid, the crude product was filtered, wet weight 15g.The crude product was recrystallized,Ethanol 17g at 60 ° C, the product just dissolved.Add 17g of water. Stir 10min. After 30min at room temperature, transfer to ice bath for 30min,Precipitated crystals, filtered to give 8 Og light pink product, purity 99percentYield 70.9percent |