10 jobs in organic chemistry (K / P 2, option 11)

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Uploaded: 17.10.2012
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1. Write a formula of glycolic acid and bring the scheme 2 ... 3 responses for each functional group.
2. Bring 2-3 chemical reactions acetoacetic ester of the keto group.
3. Write the scheme of nitration of benzene nitration mixture. Disassemble the mechanism of this reaction. Describe the role of sulfuric acid.
4. From the benzene receive n-nitroaniline. Allow the explanation given rules substitution in the benzene ring.
5. Write reaction schemes: a) glycine with acetyl chloride;
b) alanine acid chloride with propionic acid; c) valine with butyric acid bromide.
6. Write the general formula of fat. Tell us about the process of drying oils. Would affect dioleopalmitat glycerol aqueous solution of potassium permanganate.
7. How to get aldonic and uronic acids? Write Scheme, name the products obtained. The starting compounds take glucose.
8. What are called non reducing oligosaccharides? Give specific chemical reactions on the example sucrose.
9. Get a mono-, di-, triacetate cellulose. Where are they used?
10. Give the definition of heterocyclic compounds. Write structural formulas and name the five-membered heterocyclic rings having two nitrogen atoms. Heterocycles which are part of the fused systems: a) indole; b) purine?

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