H HO
KMnO|aq
C.H?
\ okOoC K> V'h CH3 G,Hf %
nu H H
W ♦
/ \
HO OH
CH3
(Z)-pent-2-en
(2S.3R)-pentano-Z3-dioI (2R,3S)-pentano-23-diol I
G>H-»
H
HiO
-Mn02
Zadanie 2
Tsa = p<H3QH4S02a (chlorek tosyhi)
b) CH3CH2OH
HBrstęŁ H^Oj *
CH3CH2Br
1) Na3?» ^ajPH^n1% ch3ch/ M
2) H3c£? Al ,Hp OQH;2)H3C(®
THF
CHaCHjBr + Mg -► CRłCH2MgBr
11 ()
At
chż:ch2ch2ch2cooh
NaBH.
2 CHrOH, - 002