4-aminophenol Plus Acetic Anhydride Balanced Equation??

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Topic: 4-aminophenol plus acetic anhydride balanced equation?? (Read 48719 times)

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andero

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4-aminophenol plus acetic anhydride balanced equation??

« on: March 31, 2005, 09:32:52 am » i know the desired product is paracetamol but i think i am missing a by-product. can you balance this??OHC6H4NH2 + CH3COOHOCOOHCH3 > OHC6H4NHCOOHCHh3 Logged

AWK

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Re:4-aminophenol plus acetic anhydride balanced equation??

« Reply #1 on: April 01, 2005, 07:36:26 am » C6H7NO + C4H6O3 = C8H9NO2 + C2H4O2 (acetic acid)In your acetaminophen formula (paraacetamol) 1 H atom is excessive. Logged AWK

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Re:4-aminophenol plus acetic anhydride balanced equation??

« Reply #2 on: April 01, 2005, 11:07:31 am » Hi,The total synthesys of acetaminophen includes:1. anilin +Ac2O = acetanilid + CH3COOH2.C6H5NHCOCH3 + HNO3 = p-C6H4NO2NHCOCH3(p-nitroacetanilid) 3.Produkt 2 + 2 NaOH = p-C6H4NO2ONa(p-nitrophenol sod salt) + CH3COONa + NH34. Product 3 + C2H5Br = p-C6H4NO2OC2H5(p-nitrophenetol) + NaBror hydrolise prod 3 and reaction with C2H5ONa5.p-nitrophenetol + SnCl2 + 6HCl = p-C6H4NH2OC2H5 + SnCl4 +2H2Op-C6H4NH2OC2H5 + (CH3CO)2O = p-C6H4NHCOCH3OC2H5 + CH3COOH Logged xpp

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