Synthesis, Characterization, Semiempirical and Biological Activities of Organotin(IV) Carboxylates with 4-Piperidinecarboxylic Acid

Table 1

Physical data of organotin complexes 1–5.

Comp. number	Molecular formula	Mol. Wt	Yield (%)	m.p (^°C)	Elemental analysis Calcd. (found)
					%C	%H	%N
HL	C6H11NO2	129.16	—	300	—	—	—
1	C8H16NO2SnCl	312.38	84	220	30.73 (30.77)	5.12 (5.16)	4.48 (4.44)
2	C14H28NO2SnCl	396.54	84	233	42.36 (42.41)	7.06 (7.02)	3.53 (3.57)
3	C18H20NO2SnCl	436.52	82	272	49.48 (49.52)	4.58 (4.62)	3.20 (3.24)
4	C9H19NO2Sn	291.96	85	261	36.99 (36.95)	6.50 (6.54)	4.79 (4.83)
5	C24H25NO2Sn	478.17	81	245	60.22 (60.26)	5.22 (5.26)	2.92 (2.96)