question_answer 16)

How will you convert ethanal into the following compounds? (i) Butane- 1,3-diol (ii) But-2-enal (iii) But-2-enoic acid Given conversions involve the following steps (i) (a) Aldol condensation (b) Reduction (ii) (a) Aldol condensation (b) Dehydration (iii) (a) Aldol condensation (b) Dehydration (c)Reaction with Token's reagent.  

Answer:

(i) Ethanal to butane- 13-diol (ii) Ethanal to but-2-en-al (iii) Ethanal into but-2-en-oic acid