Outline the synthesis of either methyl
orange or malachite green.
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The pigment can be prepared from the mineral malachite by grounding, washing and levigating the raw material.
Malachite can also be prepared in the laboratory by a reaction of copper (II) sulfate and sodium carbonate. The artificial form is sometimes called green verditer.
(this one from textbook once read)
Malachite green is a triaryl methane dye which is used as a dyestuff and controversially as an antimicrobial in aquaculture.
It can be prepared by condensing benzaldehyde and dimethylaniline in the molecular ratio 1:2 in the presence of sulphuric acid.
for outline : just write short points wise ans for the whole process
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