cн3-сoh+k2cr2o7+h2so4=ch3-cooh+cr2(so4)3+k2so4+h2o
ch3-cooh+c2h5oh=ch3cooc2h5+h2o
ch3cooc2h5+naoh=ch3coona+c2h5oh
cн3-сoh+k2cr2o7+h2so4=ch3-cooh+cr2(so4)3+k2so4+h2o
ch3-cooh+c2h5oh=ch3cooc2h5+h2o
ch3cooc2h5+naoh=ch3coona+c2h5oh