catena-Poly[[tri-n-butyl-tin(IV)]-μ-2-thio-phene-acetato].

The title compound, [Sn(C(4)H(9))(3)(C(6)H(5)O(2)S)](n), possesses an infinite chain structure. The SnO(2)C(3) centre has a distorted trigonal-bipyramidal geometry (τ = 0.145) with the O atoms in the axial positions. Atoms of the thio-phene group S1 and C4 are disordered over two sites The S atom and one C atom, with attached H atom, of the thiophene ring are disordered over two positions; the site occupancy factors are ca 0.7 and 0.3.