{
  "slug": "r-1336mzz-z",
  "displayName": "R-1336mzz(Z)",
  "altSpellings": [
    "R1336mzzZ",
    "HFO-1336mzz(Z)",
    "Opteon 1100"
  ],
  "chemicalName": "(Z)-1,1,1,4,4,4-Hexafluoro-2-butene",
  "chemicalFormula": "CF3CH=CHCF3 (Z isomer)",
  "ashraeNumber": "R-1336mzz(Z)",
  "type": "hfo-pure",
  "safetyClass": "A1",
  "tradeNames": [
    {
      "name": "Opteon 1100",
      "manufacturer": "Chemours"
    }
  ],
  "composition": [],
  "physical": {
    "boilingPointC": 33.4,
    "boilingPointF": 92.1,
    "critical": {
      "tempC": 171.3,
      "tempF": 340.3,
      "pressurePsia": 415,
      "pressurePsig": 400,
      "pressureKpaA": 2862,
      "pressureKpaG": 2761
    },
    "molarMassGPerMol": 164.06,
    "liquidDensityKgPerM3At25C": 1372,
    "temperatureGlideF": 0,
    "hasSignificantGlide": false
  },
  "environmental": {
    "odp": 0,
    "gwp100Ar5": 2,
    "gwp100Ar6": 18,
    "atmosphericLifetimeYears": 0.07,
    "snapStatus": "Listed acceptable for chillers and heat pumps; foam blowing applications"
  },
  "lubricants": {
    "compatible": [
      "POE",
      "PVE"
    ],
    "incompatible": [
      "MO"
    ],
    "notes": "Very low GWP HFO designed for high-temperature heat pumps, organic Rankine cycle, and foam blowing. Higher NBP than R-1234ze(E)."
  },
  "applications": [
    "High-temperature heat pumps (industrial)",
    "Organic Rankine cycle working fluid",
    "Foam blowing agent (polyurethane insulation)",
    "Centrifugal chillers (low-pressure)"
  ],
  "replacementOptions": [],
  "replaces": [
    "r-245fa",
    "r-123"
  ],
  "regulatoryStatus": {
    "epaPhaseoutComplete": false,
    "epaPhaseoutDate": null,
    "aimActAffected": false,
    "snapApproved": true
  },
  "ptChart": [],
  "dataSource": {
    "ptChartSource": "Published Helmholtz EOS: Tanaka et al. (2020), J. Chem. Eng. Data 65(2)",
    "ptChartGeneratedAt": "2026-06-05T07:53:58.393Z",
    "ptChartVerifiedAgainst": [
      "Chemours Opteon 1100 technical datasheet"
    ],
    "propertiesSource": "Chemours Opteon 1100 technical datasheet",
    "gwpSource": "IPCC AR5 (approximation for HFO)",
    "dataStatus": "published-eos-not-in-build",
    "primarySources": [
      {
        "type": "peer-reviewed-eos",
        "citation": "Tanaka, K., Higashi, Y., et al. (2020), \"Thermodynamic Properties of cis-1,1,1,4,4,4-Hexafluorobutene [R-1336mzz(Z)]: Vapor Pressure, (p, ρ, T) Behavior, and Speed of Sound Measurements and Equation of State\", Journal of Chemical & Engineering Data 65(2).",
        "url": "https://pubs.acs.org/doi/10.1021/acs.jced.9b01198",
        "doi": "10.1021/acs.jced.9b01198",
        "scope": "Fundamental Helmholtz EOS with vapor pressure ancillary equation. Valid across the operating range for chiller/HTHP applications."
      },
      {
        "type": "manufacturer-datasheet",
        "citation": "Chemours Opteon 1100 (R-1336mzz(Z)) Technical Information.",
        "url": "https://www.opteon.com/en/products/stationary-refrigerants/1100"
      }
    ]
  }
}