Treatment of [Sn(NMe2)2]2 (1) with R-I (where R = Et, iPr, Me3SiCH2, F3CH2C, and F3C) yields the monoalkyltin amides (RSn(NMe2)3) (3-7) and the stannous iodide/amide dimer [ISn(NMe2)]2 (2) as major products.The monoalkyl stannic amides (3-7) are light-sensitive liquids which are sufficiently volatile (<1% residual mass by TGA) for use as ALD/CVD precursors.The oxidative addition of R-I to a Sn(II) center, followed by exchange of a stannic iodide with unreacted 1, is supported by the solid-state structural anal. of crystalline [iPrSn(NMe2)2I]2 (9) and [ISn(NMe2)]2 (2).The stannous iodide byproduct (2) is independently synthesized from stoichiometric amounts of SnI2 and [Sn(NMe2)2]2.Heating solutions of iPrSn(NMe2)3 (4) and iPr-I produces nominal quantities (~10%) or NiPrMe2 and 9; demonstrating RSn(NMe2)3 sensitivity toward alkyl iodides via Sn(IV)-NMe2 bond cleavage.The modified synthesis and light-sensitivity of [Sn(NMe2)2]2 (1) are also discussed.Multinuclear NMR, solid-state structural anal., and thermogravimetric differential scanning calorimetry (TGA-DSC) experiments are described.