7
1
1. :
2. C4H8O.
3. H2O [H+], NH2OH, NH2-NH-C6H5, CH3‑CH2-NO2 [OH-], PCl5, KMnO4 [H+ ].
4. , ( - ) :
CH3-CHO + CH3OH [H+] → CH3OH [H+] →
2CH3CH2CH2CHO [NaOH .] →
(CH3)2C=C=O + CH3CH2OH →
CH3CH=CHCHO + HBr →
5. , :
CH3CH2Br +
6. C5H10O, 2,4-, , - . , .
7. 2,3--2- .
7
2
1. :
2. C4H8O.
3. H2O [H+], NH2OH, NH2-NH-C6H5, CH3-CH2-NO2 [OH-], PCl5, KMnO4 [ 0].
4. , ( - ) :
CH3-CH2-O-CH3 + NaHSO3 → + HCl [H2O] →
CH3CHO + CH3NO2 [NaOH] →
(CH3)2C=CHCH3 + O3 → + H2O [Zn] →
CH3COCH2CH3 + 3Br2 [NaOH .] →
5. , :
CH2=CHCHO
6. C7H14O, 2,4-, C7H16O, . , .
7. -6--3-- .
7
3
1. :
2. C5H10O, α- .
3. 2CH3OH [H+], NH2-NH2, NaHSO3, CH3MgI/H2O[H+], CH3-CHO [OH-], [OH-].
4. , ( - ) :
(CH3)2CH-CHO + CH3MgI [] →
|
|
CH3-CH2-CH2-O-CH3 + PCl5 [tC] →
CH3CH2C≡CH + H2O [H+, Hg2+] →
(CH3CH2COO)2Ca [tC] →
5. , :
CH3COOH
6. C5H12O, , , C5H10O, . C5H10, . , .
7. - (CH3)3C-CO-CHO .
7
4
1. :
2. C5H10O.
3. 2CH3OH [H+], NH2-NH2, NaHSO3, CH3MgI/H2O[H+], CH3-CHO [OH-], [OH-].
4. , ( - ) :
CH3CH2CHO + NH2OH → + P2O5 [tC] →
CH3-CH2-CH2-O-CH2-CH3 + KMnO4 [H2SO4, tC] →
CH3CH2CH2OH [Cu, 200C] →
HC≡CH + C2H5OH [KOH] → + H2O [H+] → + C2H5OH
5. , :
(CH3)2CHOH
6. C5H8O, , HBr. C5H8O , KOH, C5H10, . , .
7. 3- .