20.2 Outline a procedure for separating a mixture
20.2 Outline a procedure for separating a mixture
20.2 Outline a procedure for separating a mixture
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20.8 Using a different method <strong>for</strong> each part, but taking care in each case to select a good method,<br />
show how each of the following trans<strong>for</strong>mations might be accomplished:<br />
(a)<br />
(b)<br />
(c)<br />
(d)<br />
(e)<br />
Answer:<br />
(a)<br />
H 3CO<br />
H 3CO<br />
H 3CO H 3CO CHNH 2CH 3<br />
CH 3<br />
NH 2<br />
CH 2N(CH 3) 3Cl<br />
O2N CH3 O2N NH2 HNO3 H3CO H3CO H2SO4 (b) H 3CO<br />
(c) Cl 2/hv<br />
(d)<br />
O2N CH3<br />
CH 3 CH 2CH 2NH 2<br />
NO 2<br />
(1) Fe,HCl<br />
(2) OH<br />
H 3CO NH 2<br />
AlCl3 CH3COCl H3CO<br />
O<br />
CCH3<br />
NH3 NaBH3CN H3CO CHNH2CH3 CH 2Cl<br />
N(CH 3) 3<br />
T.M<br />
KMnO SOCl<br />
4,H 2<br />
O2N COOH O2N COCl<br />
(1)NaN 3 O2N NH 2<br />
(2)H2O
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