丙酮

  性质 Properties Symbol Unit Value References
Basic Physical and Chemical Properties CAS注册号 CAS Registry Number CASRN / 67-64-1 Scifinder®
中文名称 Chemical Name / / 2-Propanone
丙酮
Scifinder®
英文名称 English Name / / Dimethyl ketone,NSC 135802, Propanone Scifinder®
组成 Composition / / /
分子式 Molecular Formula / / C3H6O Scifinder®
结构式 Structure Formula / / (CH3)2C=O Scifinder®
相对分子量 Molecular Weight MW / 58.08 Scifinder®
物理状态 Physical State / / liquid CRC Handbook of Chemistry and Physics(2010)
气味 Odor / / Fruity. Mint-like. Fragrant. Ethereal Sciencelab MSDS
颜色 Color / / Colorless Sciencelab MSDS
熔点 Melting Point mp -94.7
-94.7
Thermophysical Properties of Chemicals and Hydrocarbons, 2008
CRC Handbook of Chemistry and Physics(2010)
沸点 Boiling Point bp 46.5±3.0
56.29
56.05
Scifinder®
Thermophysical Properties of Chemicals and Hydrocarbons, 2008
CRC Handbook of Chemistry and Physics(2010)
饱和蒸汽压 Saturated Vapor Pressure(25℃) Psat MPa 0.0464
0.030727
Scifinder®
REFPROP 9.0
液体密度 Liquid Density(25℃) dl g/cm3 0.772±0.06
0.786
0.7845
0.78463
Scifinder®
Thermophysical Properties of Chemicals and Hydrocarbons, 2008
CRC Handbook of Chemistry and Physics(2010)
REFPROP 9.0
气体密度 Vapor Density(25℃, 101.325kPa) dg kg/m3 0.73869 REFPROP 9.0
挥发性 Volatility / wt%
蒸发速度 Evaporation Rate(CCl4=1) / / 5.6(乙酸丁酯=1) LCY MSDS
Critical Properties 临界温度 Critical Temperature Tc 235.05
234.95
Thermophysical Properties of Chemicals and Hydrocarbons, 2008
CRC Handbook of Chemistry and Physics(2010)
临界压力 Critical Pressure Pc MPa 4.702
4.70
Thermophysical Properties of Chemicals and Hydrocarbons, 2008
CRC Handbook of Chemistry and Physics(2010)
临界体积 Critical Volume Vc cm3/mol 209.0
213
Thermophysical Properties of Chemicals and Hydrocarbons, 2008
CRC Handbook of Chemistry and Physics(2010)
临界密度 Critical Density ρc kg/m3 277.9 Thermophysical Properties of Chemicals and Hydrocarbons, 2008
临界压缩因子 Critical Compressibility Factor Zc / 0.233 Thermophysical Properties of Chemicals and Hydrocarbons, 2008
液体压缩因子 Liquid Compressibility Factor Z / 0.00091751 REFPROP 9.0
气体压缩因子 Vapor Compressibility Factor Z / 0.97456 REFPROP 9.0
偏心因子 Acentric Factor ω / 0.306 Thermophysical Properties of Chemicals and Hydrocarbons, 2008
Thermophysical Properties 液体焓 Liquid Enthalpy H kJ/kg -67.933 REFPROP 9.0
气体焓 Vapor Enthalpy H kJ/kg 466.26 REFPROP 9.0
液体熵 Liquid Entropy S kJ/kg·K 11.604
-0.21638
CRC Handbook of Chemistry and Physics(2010)
REFPROP 9.0
气体熵 Vapor Entropy S kJ/kg·K 1.5753 REFPROP 9.0
生成焓 Enthalpy of Formation(25℃) ΔfHO kJ/mol -248.4 CRC Handbook of Chemistry and Physics(2010)
蒸发焓 Enthalpy of Vaporization ΔvH kJ/kg 1690.128
1730.32
533.58
534.19
Scifinder®
Thermophysical Properties of Chemicals and Hydrocarbons, 2008
CRC Handbook of Chemistry and Physics(2010)
REFPROP 9.0
液体等压热容 Liquid Isobaric Heat Capacity(25℃) Cp kJ/kg·K 7.335
2.1431
CRC Handbook of Chemistry and Physics(2010)
REFPROP 9.0
气体等压热容 Vapor Isobaric Heat Capacity(25℃) Cp kJ/kg·K 1.3924 REFPROP 9.0
液体等容热容 Liquid Isochoric heat capacity(25℃) Cv kJ/kg·K 1.5496 REFPROP 9.0
气体等容热容 Vapor Isochoric heat capacity(25℃) Cv kJ/kg·K 1.2143 REFPROP 9.0
Solubility 偶极矩 Dipole Moment μ D 2.880
2.88±0.03
Thermophysical Properties of Chemicals and Hydrocarbons, 2008
CRC Handbook of Chemistry and Physics(2010)
解离常数 Dissociation Constant 0 SIDS Initial Assessment Report (SIAR) for the 9th SIAM
清洗能力 KB
水中溶解度 Solubility in Water(23℃) / ppm wt/wt 94700 Scifinder®
贝壳松脂丁醇值 Kauri-Butanol Value KB /
辛醇/水分配系数 Octanol/Water Partition Coefficient LogP / -0.042±0.192
-0.24
-0.24
Scifinder®
CRC Handbook of Chemistry and Physics(2010)
SIDS Initial Assessment Report (SIAR) for the 9th SIAM
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 -0.34189 REFPROP 9.0
气体焦耳-汤姆逊系数 Vapor Joule-Thomson Coefficient JT ℃/MPa 141.18 REFPROP 9.0
液体粘度 Liquid Viscosity(25℃) η mPa·s 0.306
0.30660
CRC Handbook of Chemistry and Physics(2010)
REFPROP 9.0
气体粘度 Vapor Viscosity(25℃) η mPa·s 0.0080174 REFPROP 9.0
液体导热系数 Liquid Thermal Conductivity(25℃) λ mW/m·K 161
155.16
CRC Handbook of Chemistry and Physics(2010)
REFPROP 9.0
气体导热系数 Vapor Thermal Conductivity(25℃) λ mW/m·K 14.163 REFPROP 9.0
液体介电常数 Liquid Dielectric Constant ε F/m 21.01 CRC Handbook of Chemistry and Physics(2010)
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 23.04
22.72
22.986
Thermophysical Properties of Chemicals and Hydrocarbons, 2008
CRC Handbook of Chemistry and Physics(2010)
REFPROP 9.0
液体声速 Liquid Sound Velocity u m/s 1163.7 REFPROP 9.0
气体声速 Vapor Sound Velocity u m/s 215.51 REFPROP 9.0
最低灭火浓度 Minimum Extinguishment Concentration MEC %
Atmospheric Effects 臭氧消耗潜能值 Ozone Depletion Potential ODP / 0 SNAP
全球变暖潜能值 Global Warming Potential(100yr) GWP / 0.5 SNAP
大气寿命 Atmospheric Life / yr 0.032 IPCC
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 /
Flammability 闪点 Flash Point / -17.2
-20
-9(open cup)
-17(closed cup)
Scifinder®
CRC Handbook of Chemistry and Physics(2010)
SIDS Initial Assessment Report (SIAR) for the 9th SIAM
SIDS Initial Assessment Report (SIAR) for the 9th SIAM
自燃点 Autoignition Point / 465
465
CRC Handbook of Chemistry and Physics(2010)
Sciencelab MSDS
燃烧下限 Lower Flammability Limit LFL %vol 2.5
2.6
CRC Handbook of Chemistry and Physics(2010)
Sciencelab MSDS
燃烧上限 Upper Flammability Limit UFL %vol 12.8
12.8
CRC Handbook of Chemistry and Physics(2010)
Sciencelab MSDS
燃烧热 Heat of Combustion HOC MJ/kg 30.81 CRC Handbook of Chemistry and Physics(2010)
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
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 / / AL3150000 化学物质毒性数据库
接近致死浓度 Approximate Lethal Concentration ALC ppm v/v
半数致死浓度 Lethal Concentration 50% LC50 ppm v/v 50100
50000(mg/L)
>20mg/L
LCY MSDS
SIDS Initial Assessment Report (SIAR) for the 9th SIAM
Sasol MSDS
心脏致敏最低作用剂量 Cardiac Sensitization Lowest Observed Effect Level LOEL ppm v/v
心脏致敏最高无作用剂量 Cardiac Sensitization No Observed Effect Level NOEL ppm v/v
麻醉效应半数作用浓度 Anesthesia Effective Concentration 50% EC50 ppm v/v
麻醉效应最低作用剂量 Anesthesia Lowest Observed Effect Level LOEL ppm v/v
麻醉效应最高无作用剂量 Anesthesia No Observed Effect Level NOEL ppm v/v
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
急性毒性暴露限值 ASHRAE Acute Toxicity Exposure Limit ATEL ppm v/v
制冷剂浓度限值 ASHRAE Refrigerant Concentration Limit RCL ppm v/v
职业接触限值 ASHRAE Occupational Exposure Limit OEL ppm v/v
时间加权平均阈限值 ACGIH Threshold Limit Value-Time-Weighted Average TLV-TWA ppm v/v 500 CRC Handbook of Chemistry and Physics(2010)
允许暴露水平 OSHA Permissible Exposure Level PEL ppm v/v 1000 Sciencelab MSDS
工作环境暴露水平 AIHA Workplace Environmental Exposure Level WEEL ppm v/v 500 Sesol MSDS
可接受暴露限值 Dupont Acceptable Exposure Limit AEL ppm v/v
ASHRAE安全等级 ASHRAE Safety Group / /
嗅觉阈值 Odor Threshold / ppm v/v 3.6-653(侦测)33-699(觉察)
62
10000
LCY MSDS
Sciencelab MSDS
Environment Canada Assessment Report
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 13500 Guidechem 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 5540 Sciencelab MSDS
皮肤刺激或腐蚀
降解产物 Degradation Products CO, CO2 Sciencelab MSDS