{{chembox| Verifiedfields = changed| Watchedfields = changed| verifiedrevid = 476998979| ImageFile = TlI_structure.png| ImageName = Thallium(I) iodide| IUPACName = | OtherNames = Thallium monoiodide Thallous iodide|Section1={{Chembox Identifiers| ChemSpiderID_Ref = {{chemspidercite|correct|chemspider}}| ChemSpiderID = 56430| InChI = 1/HI.Tl/h1H;/q;+1/p-1| InChIKey = CMJCEVKJYRZMIA-REWHXWOFAG| SMILES = I[Tl]| StdInChI_Ref = {{stdinchicite|correct|chemspider}}| StdInChI = 1S/HI.Tl/h1H;/q;+1/p-1| StdInChIKey_Ref = {{stdinchicite|correct|chemspider}}| StdInChIKey = CMJCEVKJYRZMIA-UHFFFAOYSA-M| CASNo = 7790-30-9| CASNo_Ref = {{cascite|correct|CAS}}| PubChem = 62679 }}|Section2={{Chembox Properties| Formula = TlI| MolarMass = 331.287 g/mol | Appearance = yellow crystals | Density = 7.1 g/cm{{sup|3}} | Solubility = 0.085 g/L (25 °C) | SolubleOther = insoluble in الکول | MeltingPtC = 441.7| BoilingPtC = 824| MeltingPt_ref = | BoilingPt_ref = | MagSus = −82.2·10{{sup|−6}} cm{{sup|3}}/mol  }}|Section7={{Chembox Hazards| ExternalSDS = | EUClass = Very toxic ( یودیود تالیوم (I) ({{lang-en|Thallium(I) iodide}}، {{lang-ru|Иодид таллия(I)}}، {{lang-ar|يوديد ثاليوم أحادي}}) بیر شیمیایی ماده. ساریٛ رنگ‌لی کریستال حالتینده تاپیلار. متال هالید  کیمی تانینیر.