Triclinic modification of di-n-butyl­bis(2-hydroxy­benzoato-κ2O1,O1′)tin(IV)

Reisi, R.; Misran, M.; Lo, K.M.; Ng, S.W.

doi:10.1107/S1600536808023799

Volume 64
Part 9
Page m1187
September 2008

Received 22 July 2008
Accepted 28 July 2008
Online 20 August 2008

Key indicators
Single-crystal X-ray study
T = 100 K
Mean (C-C) = 0.014 Å
R = 0.060
wR = 0.189
Data-to-parameter ratio = 19.3
Details

Triclinic modification of di-n-butylbis(2-hydroxybenzoato-²O¹,O^1')tin(IV)

Reza Reisi,^a Misni Misran,^a Kong Mun Lo ^a and Seik Weng Ng ^a ^*

^aDepartment of Chemistry, University of Malaya, 50603 Kuala Lumpur, Malaysia
Correspondence e-mail: seikweng@um.edu.my

The Sn atom in the title compound, [Sn(C₄H₉)₂(C₇H₅O₃)₂], is chelated by the carboxylate groups of 2-hydroxybenzoate liagnds, and exists in a six-coordinate skew-trapezoidal bipyramidal coordination geometry [C-Sn-C = 140.1 (3)°].

Related literature

For the monoclinic modification, see: Narula et al. (1992). For a review of the structural chemistry of organotin carboxylates, see: Tiekink (1991, 1994). For a discussion of skew-trapezoidal bipyramidal diorganotin bis(chelates), see: Ng et al. (1987).

Experimental

Crystal data

[Sn(C₄H₉)₂(C₇H₅O₃)₂]
M_r = 507.13
Triclinic, $[P \overline 1]$
a = 9.1652 (2) Å
b = 11.2111 (2) Å
c = 12.2620 (2) Å
= 94.759 (1)°
= 106.872 (1)°
= 108.586 (1)°
V = 1121.24 (4) Å³
Z = 2
Mo K radiation
= 1.17 mm^-1
T = 100 (2) K
0.25 × 0.20 × 0.15 mm

Data collection

Bruker SMART APEX diffractometer
Absorption correction: multi-scan (SADABS; Sheldrick, 1996) T_min = 0.758, T_max = 0.844
11666 measured reflections
5068 independent reflections
4633 reflections with I > 2(I)
R_int = 0.034

Refinement

R[F² > 2(F²)] = 0.059
wR(F²) = 0.189
S = 1.18
5068 reflections
262 parameters
2 restraints
H-atom parameters constrained
_max = 2.57 e Å^-3
_min = -1.40 e Å^-3

Table 1
Hydrogen-bond geometry (Å, °)

D-HA	D-H	HA	DA	D-HA
O3-H3oO2	0.84	1.96	2.599 (9)	132
O6-H6oO5	0.84	2.00	2.626 (8)	131

Data collection: APEX2 (Bruker, 2007); cell refinement: SAINT (Bruker, 2007); data reduction: SAINT; program(s) used to solve structure: SHELXS97 (Sheldrick, 2008); program(s) used to refine structure: SHELXL97 (Sheldrick, 2008); molecular graphics: X-SEED (Barbour, 2001); software used to prepare material for publication: publCIF (Westrip, 2008).

Supplementary data and figures for this paper are available from the IUCr electronic archives (Reference: TK2286 ).

Acknowledgements

We thank the University of Malaya for funding this study (SF022/2007 A, FS339/2008 A) and also for the purchase of the diffractometer.

References

Barbour, L. J. (2001). J. Supramol. Chem. 1, 189-191.
Bruker (2007). APEX2 and SAINT. Bruker AXS Inc., Madison, Wisconsin, USA.
Narula, S. P., Bharadwaj, S. K., Sharda, Y., Day, R. O., Howe, L. & Holmes, R. R. (1992). Organometallics, 11, 2206-2211.
Ng, S. W., Chen, W., Kumar Das, V. G. & Mak, T. C. W. (1987). J. Organomet. Chem. 334, 295-305.
Sheldrick, G. M. (1996). SADABS. University of Göttingen, Germany.
Sheldrick, G. M. (2008). Acta Cryst. A64, 112-122.
Tiekink, E. R. T. (1991). Appl. Organomet. Chem. 5, 1-23.
Tiekink, E. R. T. (1994). Trends Organomet. Chem. 1, 71-116.
Westrip, S. P. (2008). publCIF. In preparation.

metal-organic compounds

Triclinic modification of di-n-butylbis(2-hydroxybenzoato-2O1,O1')tin(IV)