ketone and aldehyde reactions

Question 1

add wittig reagent to ketone/aldehyde?

Answer 1

ketone/aldehyde converts into an alkene

Question 2

add a primary amine to a ketone/aldehyde?

Answer 2

ketone/aldehyde converts into an imine

Question 3

add a secondary amine to a ketone/aldehyde?

Answer 3

ketone/aldehyde converts into an enamine

Question 4

add sodium borohydride to an imine?

Answer 4

reductive amination occurs, and imine converts into an amide

Question 5

add ROH to a ketone/aldehyde?

Answer 5

ketone/aldehyde converts into a hemiacetal

Question 6

add ROH to a hemiacetal?

Answer 6

hemiacetal is converted into an acetal

Question 7

add H+ or OH- ions to a ketone/aldehyde?

Answer 7

ketone/aldehyde is converted into a hydrate

Question 8

add a grignard reagent or organolithium reagent to a ketone/aldehyde?

Answer 8

ketone/aldehyde is converted into a tertiary alcohol

Question 9

add sodium borohydride to a ketone/aldehyde?

Answer 9

ketone/aldehyde is converted into an alcohol

Question 10

add hydrogen cyanide to a ketone/aldehyde?

Answer 10

ketone/aldehydeis converted into a cyanohydrin

Question 11

add H+ ions to a cyanohydrin?

Answer 11

CN group in cyanohydrin is converted into a carboxylic acid

Question 12

add lithium aluminium hydride to a cyanohydride?

Answer 12

CN group in cyanohydrin is converted into an amide

Question 13

add a halogen and NaOH to a ketone/aldehyde?

Answer 13

ketone/aldehyde is converted into a carboxylic acid

Question 14

add Br2 and HOAc to a ketone/aldehyde?

Answer 14

nucleophilic addition of bromide substituent on the alpha carbon of the ketone/aldehyde

Question 15

add NaOH to a ketone/aldehyde?

Answer 15

aldol condensation occurs at the alpha carbon of the ketone/aldehyde

Question 16

add barium carbonate to a ketone/aldehyde with a halogen substituent?

Answer 16

halogen substituent converts into a double bond via E2

Question 17

add sodium borohydride and CeCl3 to a ketone/aldehyde with a double bond?

Answer 17

ketone/aldehyde is reduced into an alcohol group, while the alkene is preserved

Question 18

add hydrogen peroxide and NaOH to a ketone/aldehyde with a double bond?

Answer 18

an epoxide forms where the double bond is located

Question 19

add (CH2SH2)2 and BF3 to an aldehyde, followed by a raney nickel catalyst?

Answer 19

ketone group is removed

Question 20

add N2H4, and KOH to an aldehyde?

Answer 20

ketone group is removed

Question 21

add Zn and concentrated HCl to an aldehyde?

Answer 21

ketone group is removed

Question 22

add (CH2OH)2 and TsOH to an aldehyde?

Answer 22

the aldehyde group is converted into an acetal to protect the aldehyde group

Question 23

add K2Cr2O7 or CrO3 with sulfuric acid to an aldehyde?

Answer 23

aldehyde is oxidised into a carboxylic acid