R227ea

  性质 Properties Symbol Unit Value References
Basic Physical and Chemical Properties CAS注册号 CAS Registry Number CASRN / 431-89-0 Scifinder®
中文名称 Chemical Name / / 1,1,1,2,3,3,3-Heptafluoropropane
1,1,1,2,3,3,3-七氟丙烷
Scifinder®
英文名称 English Name / / HFC-227ea,Solkane 227 Scifinder®
组成 Composition / /
分子式 Molecular Formula / / C3HF7 Scifinder®
结构式 Structure Formula / / CF3CHFCF3 Scifinder®
相对分子量 Molecular Weight MW / 170.03 Scifinder®
物理状态 Physical State / / Gas Airgas MSDS
气味 Odor / / liquefied gas with faint ethereal odor Rem Tec MSDS
颜色 Color / / colorless Rem Tec MSDS
熔点 Melting Point mp -126.8
-133
-131.15
CRC Handbook of Chemistry and Physics(2010)
Airgas MSDS
Thermophysical Properties of Chemicals and Hydrocarbons, 2008
沸点 Boiling Point bp -19.0±8.0
-16.4
-16.34
-15.6
-16.36
Scifinder®
chemblink
CRC Handbook of Chemistry and Physics(2010)
Airgas MSDS
Thermophysical Properties of Chemicals and Hydrocarbons, 2008
饱和蒸汽压 Saturated Vapor Pressure(25℃) Psat MPa 0.4533
0.461948
0.45473
Scifinder®
Airgas MSDS
REFPROP 9.0
液体密度 Liquid Density(25℃) dl g/cm3 1.457±0.06
1.3877
Scifinder®
REFPROP 9.0
气体密度 Vapor Density(25℃, 101.325kPa) dg kg/m3 36.202 REFPROP 9.0
挥发性 Volatility / wt%
蒸发速度 Evaporation Rate(CCl4=1) / /
Critical Properties 临界温度 Critical Temperature Tc 101.75
101.6
101
101.8
CRC Handbook of Chemistry and Physics(2010)
Thermophysical Properties of Chemicals and Hydrocarbons, 2008
James M calm Physical,safty,and environmental data for current and alternative refrigerants
临界压力 Critical Pressure Pc MPa 2.930
2.912
2.93
CRC Handbook of Chemistry and Physics(2010)
Thermophysical Properties of Chemicals and Hydrocarbons, 2008
James M calm Physical,safty,and environmental data for current and alternative refrigerants
临界体积 Critical Volume Vc cm3/mol 284
274
CRC Handbook of Chemistry and Physics(2010)
Thermophysical Properties of Chemicals and Hydrocarbons, 2008
临界密度 Critical Density ρc kg/m3 620.5 Thermophysical Properties of Chemicals and Hydrocarbons, 2008
临界压缩因子 Critical Compressibility Factor Zc / 0.256 Thermophysical Properties of Chemicals and Hydrocarbons, 2008
液体压缩因子 Liquid Compressibility Factor Z / 0.022476 REFPROP 9.0
气体压缩因子 Vapor Compressibility Factor Z / 0.86153 REFPROP 9.0
偏心因子 Acentric Factor ω / 0.355 Thermophysical Properties of Chemicals and Hydrocarbons, 2008
Thermophysical Properties 液体焓 Liquid Enthalpy H kJ/kg 228.69 REFPROP 9.0
气体焓 Vapor Enthalpy H kJ/kg 340.29 REFPROP 9.0
液体熵 Liquid Entropy S kJ/kg·K 1.0998 REFPROP 9.0
气体熵 Vapor Entropy S kJ/kg·K 1.4741 REFPROP 9.0
生成焓 Enthalpy of Formation(25℃) ΔfHO kJ/mol
蒸发焓 Enthalpy of Vaporization ΔvH kJ/kg 3800.1705
3581.85
Scifinder®
Thermophysical Properties of Chemicals and Hydrocarbons, 2008
液体等压热容 Liquid Isobaric Heat Capacity(25℃) Cp kJ/kg·K 1.1816 REFPROP 9.0
气体等压热容 Vapor Isobaric Heat Capacity(25℃) Cp kJ/kg·K 0.89592 REFPROP 9.0
液体等容热容 Liquid Isochoric heat capacity(25℃) Cv kJ/kg·K 0.82694 REFPROP 9.0
气体等容热容 Vapor Isochoric heat capacity(25℃) Cv kJ/kg·K 0.79078 REFPROP 9.0
Solubility 偶极矩 Dipole Moment μ D 1.940 Thermophysical Properties of Chemicals and Hydrocarbons, 2008
解离常数 Dissociation Constant
清洗能力 KB
水中溶解度 Solubility in Water(23℃) / ppm wt/wt 100
260
Scifinder®
Rem Tec MSDS
贝壳松脂丁醇值 Kauri-Butanol Value KB /
辛醇/水分配系数 Octanol/Water Partition Coefficient LogP / 2.056±0.499 Scifinder®
Hildabrand溶解度参数 Hildabrand Solubility Parameter δ cal/ml
Other Properties 液体焦耳-汤姆逊系数 Liquid Joule-Thomson Coefficient JT ℃/MPa -0.041876 REFPROP 9.0
气体焦耳-汤姆逊系数 Vapor Joule-Thomson Coefficient JT ℃/MPa 22.311 REFPROP 9.0
液体粘度 Liquid Viscosity(25℃) η mPa·s 0.23935 REFPROP 9.0
气体粘度 Vapor Viscosity(25℃) η mPa·s 0.011603 REFPROP 9.0
液体导热系数 Liquid Thermal Conductivity(25℃) λ mW/m·K 60.491 REFPROP 9.0
气体导热系数 Vapor Thermal Conductivity(25℃) λ mW/m·K 13.662 REFPROP 9.0
液体介电常数 Liquid Dielectric Constant ε F/m
气体介电常数 Gas Dielectric Constant ε F/m
液体体积电阻系数 Liquid Volume Resistivity(1kHz) ρ Ω·cm
气体体积电阻系数 Gas Volume Resistivity(1kHz) ρ Ω·cm
表面张力 Surface Tension(25℃) γ mN/m 6.9868 REFPROP 9.0
液体声速 Liquid Sound Velocity u m/s 417.38 REFPROP 9.0
气体声速 Vapor Sound Velocity u m/s 109.33 REFPROP 9.0
最低灭火浓度 Minimum Extinguishment Concentration MEC % 5.8 田贯三,博士学位论文
Atmospheric Effects 臭氧消耗潜能值 Ozone Depletion Potential ODP / 0 James M calm Physical,safty,and environmental data for current and alternative refrigerants
全球变暖潜能值 Global Warming Potential(100yr) GWP / 2900
3580
CRC Handbook of Chemistry and Physics(2010)
James M calm Physical,safty,and environmental data for current and alternative refrigerants
大气寿命 Atmospheric Life / yr 34.2
38.9
CRC Handbook of Chemistry and Physics(2010)
James M calm Physical,safty,and environmental data for current and alternative refrigerants
光化学臭氧合成潜能 photochemica lozone creation potential POCP /
全球温度潜势 global temperature change potential(100yr) GTP / 1460 Global Warming Potentials and Radiative Efficiencies of Halocarbons and Related Compounds: A Comprehensive Review, Accepted for publication in Rev. Geophys
Flammability 闪点 Flash Point / -50.1±10.2 Scifinder®
自燃点 Autoignition Point /
燃烧下限 Lower Flammability Limit LFL %vol
燃烧上限 Upper Flammability Limit UFL %vol
燃烧热 Heat of Combustion HOC MJ/kg 3.3 James M calm Physical,safty,and environmental data for current and alternative refrigerants
最小点火能 Minimum Ignition Energy MIE mJ
燃烧速度 Burning Velocity Su cm/s
可燃浓度限值 ASHRAE Flammable Concentration Limit FCL ppm v/v none ASHRAE 34-2010
最大燃烧压力 Maximum Combustion Pressure 105Pa
最大燃烧压力上升速率 Maximum Rate of Pressure Increase During Combustion
Toxicity RTECS号 Registry of Toxic Effects of Chemical Substances® Number / / TZ3885000 化学物质毒性数据库
接近致死浓度 Approximate Lethal Concentration ALC ppm v/v ASHRAE 34-2010
半数致死浓度 Lethal Concentration 50% LC50 ppm v/v >788696 ASHRAE 34-2010
心脏致敏最低作用剂量 Cardiac Sensitization Lowest Observed Effect Level LOEL ppm v/v 105000 ASHRAE 34-2010
心脏致敏最高无作用剂量 Cardiac Sensitization No Observed Effect Level NOEL ppm v/v 90000 ASHRAE 34-2010
麻醉效应半数作用浓度 Anesthesia Effective Concentration 50% EC50 ppm v/v none ASHRAE 34-2010
麻醉效应最低作用剂量 Anesthesia Lowest Observed Effect Level LOEL ppm v/v none ASHRAE 34-2010
麻醉效应最高无作用剂量 Anesthesia No Observed Effect Level NOEL ppm v/v 105000 ASHRAE 34-2010
28天亚急性吸入毒性 28 Days Subacute Inhalation Toxicity NOEL ppm v/v
90天亚慢性吸入毒性 90 Days Subchronic Inhalation Toxicity NOEL ppm v/v
一年长期吸入毒性 Long Term Inhalation Toxicity (12 month) NOEL ppm v/v
两年长期吸入毒性 Long Term Inhalation Toxicity (24 month) NOEL ppm v/v
立即威胁生命和健康浓度 NIOSH Immediately Dangerous to Life or Health IDLH ppm v/v
缺氧限值 ASHRAE Oxygen Deprivation Limit ODL ppm v/v 140000 ASHRAE 34-2010
急性毒性暴露限值 ASHRAE Acute Toxicity Exposure Limit ATEL ppm v/v 84000 ASHRAE 34-2010
制冷剂浓度限值 ASHRAE Refrigerant Concentration Limit RCL ppm v/v 84000 ASHRAE 34-2010
职业接触限值 ASHRAE Occupational Exposure Limit OEL ppm v/v 1000 James M calm Physical,safty,and environmental data for current and alternative refrigerants
时间加权平均阈限值 ACGIH Threshold Limit Value-Time-Weighted Average TLV-TWA ppm v/v
允许暴露水平 OSHA Permissible Exposure Level PEL ppm v/v
工作环境暴露水平 AIHA Workplace Environmental Exposure Level WEEL ppm v/v
可接受暴露限值 Dupont Acceptable Exposure Limit AEL ppm v/v 1000 DuPont MSDS
ASHRAE安全等级 ASHRAE Safety Group / / A1 James M calm Physical,safty,and environmental data for current and alternative refrigerants
嗅觉阈值 Odor Threshold / ppm v/v
大型水蚤半数作用浓度水生态毒性 Aquatic Toxicity of 48h Daphnia Magna Effective Concentration 50% EC50 mg/L >200 DuPont MSDS
虹鳟鱼半数致死浓度水生态毒性 Aquatic Toxicity of 96h Rainbow Trout Lethal Concentration 50% LC50 mg/L >81.8 DuPont MSDS
皮肤刺激或腐蚀
降解产物 Degradation Products hydrogen fluoride, hydrofluoric acid, carbon dioxide, carbon monoxide, and carbonyl fluorides Rem Tec MSDS