Full text: Ueber stereochemische Untersuchungen in der Piperidinreihe

22 
2. Aus a b-Thiocarbaminat: 
H 
H—H- 
H— 
H 
CH*— 
CH, 
—H 
H 
—CH, 
H 
/ 
H— 
\C = S u. H 
CHs- 
CH, 
-NH-C- NH 
—H 
H 
—CH., 
H 
H— 
H 
CHs- 
H 
H 
—H 
H 
-CH, 
CH, 
N x N—H H-N 
Esothioharnstoff Sp. 77° und n b-Thioharnstoff Sp. 199—200°. 
3. Aus ß a-Thiocarbaminat: 
S 
H 
H- 
H- 
CH,- 
H 
NH-C-NH 
-H 
-H 
H— 
H 
—CH, CH,- 
CH, CH, 
H 
—H 
H 
—CH, 
H 
H-N N-H 
ß a-Thioharnstoff Sp. 164—165°. 
4. Aus ß b-Tiocarbaminat: 
S 
H 
H— 
H 
CH,— 
H 
NH-C-NH- 
—H 
H 
H- 
H 
-CH, CH,— 
CH, CH, 
H 
—H 
H 
-CH, 
H 
N-H H-N 
ß b-Thioharnstoff Sp. 171—172°.
	        

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