{"compilation": {"title": "Solubility data from IUPAC SDS Volume 37 (page 501) - Heptane with Water", "publisher": "The International Union of Pure and Applied Chemistry", "keywords": "Solubility, Solubility data series", "compilers": "Marie C. Haulait-Pirson", "sources": [{"citation": "Connolly, J. F.; J. Chem. Eng. Data 1966, 11, 13-6.", "pubtype": "paper", "url": "https://doi.org/10.1021/je60028a003"}], "system": "Heptane with Water", "substances": [{"constituent": 1, "name": "Heptane", "formula": "C7H16", "molweight": 100.202, "casrn": "142-82-5", "inchi": "InChI=1S/C7H16/c1-3-5-7-6-4-2/h3-7H2,1-2H3", "inchikey": "IMNFDUFMRHMDMM-UHFFFAOYSA-N", "sample": "Phillips reagent grade; better than 99.8%; used as received."}, {"constituent": 2, "name": "Water", "formula": "H2O", "molweight": 18.0153, "casrn": "7732-18-5", "inchi": "InChI=1S/H2O/h1H2", "inchikey": "XLYOFNOQVPJJNP-UHFFFAOYSA-N", "sample": "distilled and deaerated."}], "method": "The cloud point method was used. Measurements were carried out in a 100 mL stainless-steel cell. The cell was loaded with 15 g (2) and brought to temperature. Mixing was started and (1) was injected, until either a cloud or a small portion of a second phase appeared at the top of the cell. Then mercury was injected to change the pressure, more (1) was injected and the procedure was repeated.", "dataset": [{"series": 1, "title": "Solubility of heptane in water", "points": [{"pntnum": 1, "conditions": [{"property": "Ambient temperature", "number": "2.95e+02", "significand": "2.95", "exponent": "2", "sigfigs": "3", "unit": "°C"}, {"property": "Ambient pressure", "number": "1.70e+02", "significand": "1.70", "exponent": "2", "sigfigs": "3", "unit": "$\\pu{atm}$"}, {"property": "Ambient pressure", "number": "1.722e+01", "significand": "1.722", "exponent": "1", "sigfigs": "4", "unit": "$\\pu{MPa}$"}], "data": [{"property": "Relative mass - solution (1)", "number": "1.1e+00", "significand": "1.1", "exponent": "0", "sigfigs": "2", "unit": "g1/100 g2"}], "supplemental": [{"property": "Mole fraction - Liquid (1)", "number": "2.0e-03", "significand": "2.0", "exponent": "-3", "sigfigs": "2", "unit": "1"}]}, {"pntnum": 2, "conditions": [{"property": "Ambient temperature", "number": "2.95e+02", "significand": "2.95", "exponent": "2", "sigfigs": "3", "unit": "°C"}, {"property": "Ambient pressure", "number": "2.50e+02", "significand": "2.50", "exponent": "2", "sigfigs": "3", "unit": "$\\pu{atm}$"}, {"property": "Ambient pressure", "number": "2.532e+01", "significand": "2.532", "exponent": "1", "sigfigs": "4", "unit": "$\\pu{MPa}$"}], "data": [{"property": "Relative mass - 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