{"compilation": {"title": "Solubility data from IUPAC SDS Volume 71 (page 1191) - Nitromethane with Tetramethylammonium iodide", "publisher": "The International Union of Pure and Applied Chemistry", "keywords": "Solubility, Solubility data series", "compilers": "Valerii P. Sazonov", "sources": [{"citation": "Walden, P.; Z. Phys. Chem. 55U, 683-720 (1906).", "pubtype": "paper", "url": "https://doi.org/10.1515/zpch-1906-5541"}], "system": "Nitromethane with Tetramethylammonium iodide", "substances": [{"constituent": 1, "name": "Nitromethane", "formula": "CH3NO2 ", "molweight": 61.04, "casrn": "75-52-5", "inchi": "InChI=1S/CH3NO2/c1-2(3)4/h1H3", "inchikey": "LYGJENNIWJXYER-UHFFFAOYSA-N", "sample": "Not specified."}, {"constituent": 2, "name": "Tetramethylammonium iodide", "formula": "C4H12NI", "molweight": 201.049, "casrn": "75-58-1", "inchi": "InChI=1S/C4H12N.HI/c1-5(2,3)4;/h1-4H3;1H/q+1;/p-1", "inchikey": "RXMRGBVLCSYIBO-UHFFFAOYSA-M", "sample": "Not specified."}], "method": "The analytical method was used.<ul><li>Method A: 10 to 20 mL of (1) and an appropriate amount of fine dry salt were placed into a glass retort in a thermostat and stirred for many hours. Aliquots of the saturated solution were taken by pipette for titration.</li><li>Method B: 15-25 mL of (1) and finely divided salt were equilibrated at 40 \u00b0C with intensive stirring for one hour. The flask was then placed into a thermostat (25 or 0 \u00b0C) and stirred for two hours. After this, stirring was halted and the flask kept at the given temperature for 17-18 hrs. The saturated solutions were then sampled and titrated.</li></ul>", "dataset": [{"series": 1, "title": "Solubility of tetramethylammonium iodide in nitromethane", "points": [{"pntnum": 1, "conditions": [{"property": "Ambient temperature", "number": "0e+00", "significand": "0.0", "exponent": "0", "sigfigs": "0", "unit": "&deg;C"}, {"property": "Ambient temperature", "number": "2.732e+02", "significand": "2.732", "exponent": "2", "sigfigs": "4", "unit": "$\\pu{K}$"}], "data": [{"property": "Percent mass fraction (2)", "number": "2.21e-01", "significand": "2.21", "exponent": "-1", "sigfigs": "3", "unit": "1"}], "supplemental": [{"property": "Mole fraction - Liquid (2)", "number": "7e-04", "significand": "7", "exponent": "-4", "sigfigs": "1", "unit": "1"}]}, {"pntnum": 2, "conditions": [{"property": "Ambient temperature", "number": "2.50e+01", "significand": "2.50", "exponent": "1", "sigfigs": "3", "unit": "&deg;C"}, {"property": "Ambient temperature", "number": "2.982e+02", "significand": "2.982", "exponent": "2", "sigfigs": "4", "unit": "$\\pu{K}$"}], "data": [{"property": "Percent mass fraction (2)", "number": "2.97e-01", "significand": "2.97", "exponent": "-1", "sigfigs": "3", "unit": "1"}], "supplemental": [{"property": "Mole fraction - Liquid (2)", "number": "9e-04", "significand": "9", "exponent": "-4", "sigfigs": "1", "unit": "1"}]}]}]}}