Chemical Properties of Difluoromethane (CAS 75-10-5)

Difluoromethane

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InChI
InChI=1S/CH2F2/c2-1-3/h1H2
InChI Key
RWRIWBAIICGTTQ-UHFFFAOYSA-N
Formula
CH2F2
SMILES
FCF
Molecular Weight1
52.02
CAS
75-10-5
Other Names
  • CH2F2
  • Carbon fluoride hydride
  • Freon 32
  • Genetron 32
  • HFC 32
  • Methane, difluoro-
  • Methylene difluoride
  • Methylene fluoride
  • R 32
  • R 32 (refrigerant)
  • R-32

Contents

  1. Physical Properties
  2. Temperature Dependent Properties
  3. Datasets
  4. Correlations
  5. Similar Compounds
  6. Mixtures
  7. Sources

Physical Properties

Property Value Unit Source
PAff 620.50 kJ/mol NIST
BasG 589.70 kJ/mol NIST
Δcgas -583.08 kJ/mol NIST
Δf -432.08 kJ/mol Joback Calculated Property
Δfgas -452.21 ± 0.92 kJ/mol NIST
Δfus 4.51 kJ/mol Joback Calculated Property
Δvap 16.19 kJ/mol Joback Calculated Property
IE [12.70; 13.27] eV Show Hide
IE 12.71 eV NIST
IE 12.70 eV NIST
IE 12.72 eV NIST
IE 13.27 eV NIST
log10WS -0.44 Crippen Calculated Property
logPoct/wat 0.883 Crippen Calculated Property
McVol 28.490 ml/mol McGowan Calculated Property
Pc [5784.00; 5785.00] kPa Show Hide
Pc 5785.00 ± 3.00 kPa NIST
Pc 5785.00 ± 4.00 kPa NIST
Pc 5785.00 ± 9.00 kPa NIST
Pc 5784.00 ± 2.50 kPa NIST
Inp [183.00; 230.00]   Show Hide
Inp 230.00 NIST
Inp 183.00 NIST
Inp 230.00 NIST
Tboil [221.00; 221.60] K Show Hide
Tboil 221.40 K NIST
Tboil 221.00 ± 2.00 K NIST
Tboil 221.60 ± 0.30 K NIST
Tboil 221.60 ± 1.00 K NIST
Tc [351.14; 351.29] K Show Hide
Tc 351.29 ± 0.02 K NIST
Tc Outlier 351.14 ± 0.30 K NIST
Tc 351.29 ± 0.03 K NIST
Tc 351.26 ± 0.05 K NIST
Tc 351.25 ± 0.03 K NIST
Tc 351.26 ± 0.03 K NIST
Tfus 102.21 K Joback Calculated Property
Vc 0.128 m3/kmol Joback Calculated Property

Temperature Dependent Properties

Property Value Unit Temperature (K) Source
Cp,gas [38.23; 50.16] J/mol×K [220.82; 355.03] Show Hide
Cp,gas 38.23 J/mol×K 220.82 Joback Calculated Property
Cp,gas 40.35 J/mol×K 243.19 Joback Calculated Property
Cp,gas 42.42 J/mol×K 265.56 Joback Calculated Property
Cp,gas 44.43 J/mol×K 287.93 Joback Calculated Property
Cp,gas 46.39 J/mol×K 310.29 Joback Calculated Property
Cp,gas 48.30 J/mol×K 332.66 Joback Calculated Property
Cp,gas 50.16 J/mol×K 355.03 Joback Calculated Property
Cp,liquid [106.65; 164.39] J/mol×K [310.00; 340.00] Show Hide
Cp,liquid 106.65 J/mol×K 310.00 Measure...
Cp,liquid 109.77 J/mol×K 315.00 Measure...
Cp,liquid 113.41 J/mol×K 320.00 Measure...
Cp,liquid 119.65 J/mol×K 325.00 Measure...
Cp,liquid 125.90 J/mol×K 330.00 Measure...
Cp,liquid 138.90 J/mol×K 335.00 Measure...
Cp,liquid 164.39 J/mol×K 340.00 Measure...
ΔfusH [4.36; 4.40] kJ/mol [136.40; 136.40] Show Hide
ΔfusH 4.36 kJ/mol 136.40 NIST
ΔfusH 4.40 kJ/mol 136.40 NIST
ΔvapH [19.90; 21.20] kJ/mol [197.00; 333.50] Show Hide
ΔvapH 20.60 kJ/mol 197.00 NIST
ΔvapH 21.20 kJ/mol 206.00 NIST
ΔvapH 21.20 kJ/mol 206.50 NIST
ΔvapH 20.60 kJ/mol 216.50 NIST
ΔvapH 20.30 kJ/mol 224.50 NIST
ΔvapH 19.90 kJ/mol 288.50 NIST
ΔvapH 20.30 kJ/mol 333.50 NIST
ν [7.5000000e-08; 0.0000001] m2/s [293.15; 348.18] Show Hide
ν 0.0000001 m2/s 293.15 Surface...
ν 0.0000001 m2/s 303.15 Surface...
ν 0.0000001 m2/s 313.07 Surface...
ν 9.9800000e-08 m2/s 323.15 Surface...
ν 9.3000000e-08 m2/s 333.14 Surface...
ν 7.9500000e-08 m2/s 343.16 Surface...
ν 7.5000000e-08 m2/s 348.18 Surface...
Pvap [488.10; 5392.00] kPa [258.15; 347.89] Show Hide
Pvap 488.10 kPa 258.15 Vapor-l...
Pvap 488.10 kPa 258.15 Isother...
Pvap 580.20 kPa 263.15 Vapor-L...
Pvap 624.10 kPa 265.15 Vapor-L...
Pvap 695.40 kPa 268.15 Vapor-L...
Pvap 690.60 kPa 268.15 Vapor-l...
Pvap 814.00 kPa 273.15 Isother...
Pvap 816.80 kPa 273.15 Measure...
Pvap 866.50 kPa 275.15 Vapor-l...
Pvap 866.50 kPa 275.15 Vapor-L...
Pvap 949.60 kPa 278.15 Vapor-L...
Pvap 952.00 kPa 278.15 Vapor-L...
Pvap 1022.00 kPa 280.59 Experim...
Pvap 1109.00 kPa 283.05 Experim...
Pvap 1106.20 kPa 283.15 Vapor-L...
Pvap 1102.20 kPa 283.15 Vapor-L...
Pvap 1107.00 kPa 283.15 Vapor-L...
Pvap 1107.00 kPa 283.15 Vapor-l...
Pvap 1111.80 kPa 283.15 Measure...
Pvap 1107.30 kPa 283.15 Vapor l...
Pvap 1107.30 kPa 283.15 Isother...
Pvap 1111.00 kPa 283.19 Vapor-L...
Pvap 1195.00 kPa 285.52 Experim...
Pvap 1280.00 kPa 288.02 Experim...
Pvap 1281.20 kPa 288.15 Vapor-L...
Pvap 1279.90 kPa 288.15 Vapor-L...
Pvap 1280.60 kPa 288.15 Isother...
Pvap 1286.00 kPa 288.21 Vapor-L...
Pvap 1364.00 kPa 290.46 Experim...
Pvap 1474.00 kPa 293.02 Experim...
Pvap 1474.00 kPa 293.15 Isother...
Pvap 1474.00 kPa 293.15 Vapor l...
Pvap 1475.00 kPa 293.15 Vapor-l...
Pvap 1473.20 kPa 293.15 Vapor-L...
Pvap 1473.20 kPa 293.15 Experim...
Pvap 1475.00 kPa 293.15 Vapor-L...
Pvap 1480.20 kPa 293.15 Measure...
Pvap 1474.60 kPa 293.15 Isother...
Pvap 1473.70 kPa 293.16 Vapor-L...
Pvap 1481.00 kPa 293.24 Vapor-L...
Pvap 1578.00 kPa 295.49 Experim...
Pvap 1684.00 kPa 298.01 Experim...
Pvap 1685.60 kPa 298.15 Vapor-L...
Pvap 1688.40 kPa 298.16 Vapor-L...
Pvap 1689.50 kPa 298.17 Isother...
Pvap 1697.00 kPa 298.26 Vapor-L...
Pvap 1793.00 kPa 300.48 Experim...
Pvap 1918.00 kPa 302.94 Experim...
Pvap 1925.80 kPa 303.14 Isother...
Pvap 1925.30 kPa 303.15 Vapor-L...
Pvap 1928.00 kPa 303.15 Vapor-l...
Pvap 1925.80 kPa 303.15 Vapor l...
Pvap 1930.40 kPa 303.15 Measure...
Pvap 1926.70 kPa 303.15 Experim...
Pvap 1925.00 kPa 303.15 Vapor-L...
Pvap 1935.00 kPa 303.27 Vapor-L...
Pvap 2051.00 kPa 305.46 Experim...
Pvap 2179.00 kPa 307.91 Experim...
Pvap 2188.30 kPa 308.15 Vapor-L...
Pvap 2188.20 kPa 308.15 Isother...
Pvap 2185.20 kPa 308.15 Vapor-L...
Pvap 2197.00 kPa 308.28 Vapor-L...
Pvap 2318.00 kPa 310.48 Experim...
Pvap 2459.00 kPa 312.90 Experim...
Pvap 2476.20 kPa 313.15 Isother...
Pvap 2476.30 kPa 313.15 Experim...
Pvap 2476.00 kPa 313.15 Vapor-L...
Pvap 2469.00 kPa 313.15 Vapor-L...
Pvap 2478.00 kPa 313.15 Measure...
Pvap 2478.00 kPa 313.15 Vapor-l...
Pvap 2475.90 kPa 313.15 Vapor-L...
Pvap 2476.20 kPa 313.15 Vapor l...
Pvap 2485.00 kPa 313.30 Vapor-L...
Pvap 2614.00 kPa 315.43 Experim...
Pvap 2772.00 kPa 317.89 Experim...
Pvap 2791.60 kPa 318.14 Isother...
Pvap 2794.80 kPa 318.15 Vapor-L...
Pvap 2792.00 kPa 318.15 Vapor-L...
Pvap 2801.00 kPa 318.28 Vapor-L...
Pvap 2948.00 kPa 320.41 Experim...
Pvap 3120.00 kPa 322.92 Experim...
Pvap 3142.20 kPa 323.14 Experim...
Pvap 3138.00 kPa 323.14 Isother...
Pvap 3137.60 kPa 323.15 Vapor-L...
Pvap 3137.00 kPa 323.15 Vapor-L...
Pvap 3141.00 kPa 323.15 Vapor-l...
Pvap 3138.00 kPa 323.15 Vapor l...
Pvap 3138.00 kPa 323.15 Vapor-L...
Pvap 3147.00 kPa 323.30 Vapor-L...
Pvap 3303.00 kPa 325.42 Experim...
Pvap 3498.00 kPa 327.90 Experim...
Pvap 3526.00 kPa 328.31 Vapor-L...
Pvap 3694.00 kPa 330.35 Experim...
Pvap 3910.00 kPa 332.91 Experim...
Pvap 3933.00 kPa 333.15 Vapor-l...
Pvap 3933.00 kPa 333.15 Vapor-L...
Pvap 3934.00 kPa 333.15 Vapor-L...
Pvap 4138.00 kPa 335.40 Experim...
Pvap 4370.00 kPa 337.93 Experim...
Pvap 4602.00 kPa 340.43 Experim...
Pvap 4854.00 kPa 342.88 Experim...
Pvap 4884.00 kPa 343.15 Vapor-L...
Pvap 4877.00 kPa 343.15 Vapor-l...
Pvap 4892.00 kPa 343.26 Vapor-L...
Pvap 5117.00 kPa 345.40 Experim...
Pvap 5392.00 kPa 347.89 Experim...
γ [1.40e-04; 0.01] N/m [252.74; 348.18] Show Hide
γ 0.01 N/m 252.74 Surface...
γ 0.01 N/m 252.74 Surface...
γ 0.01 N/m 257.00 Surface...
γ 0.01 N/m 257.00 Surface...
γ 0.01 N/m 260.46 Surface...
γ 0.01 N/m 260.46 Surface...
γ 0.01 N/m 265.04 Surface...
γ 0.01 N/m 265.04 Surface...
γ 0.01 N/m 268.75 Surface...
γ 0.01 N/m 268.75 Surface...
γ 0.01 N/m 273.28 Surface...
γ 0.01 N/m 273.28 Surface...
γ 0.01 N/m 276.85 Surface...
γ 0.01 N/m 276.85 Surface...
γ 0.01 N/m 281.50 Surface...
γ 0.01 N/m 281.50 Surface...
γ 0.01 N/m 285.79 Surface...
γ 0.01 N/m 285.79 Surface...
γ 0.01 N/m 293.15 Surface...
γ 0.01 N/m 294.05 Surface...
γ 0.01 N/m 294.05 Surface...
γ 0.01 N/m 297.58 Surface...
γ 0.01 N/m 297.58 Surface...
γ 0.01 N/m 301.42 Surface...
γ 0.01 N/m 301.42 Surface...
γ 0.01 N/m 303.15 Surface...
γ 0.01 N/m 305.30 Surface...
γ 0.01 N/m 305.30 Surface...
γ 0.01 N/m 309.50 Surface...
γ 0.01 N/m 309.50 Surface...
γ 0.00 N/m 313.07 Surface...
γ 0.00 N/m 315.58 Surface...
γ 0.00 N/m 315.58 Surface...
γ 0.00 N/m 319.38 Surface...
γ 0.00 N/m 319.38 Surface...
γ 0.00 N/m 319.84 Surface...
γ 0.00 N/m 319.84 Surface...
γ 0.00 N/m 323.15 Surface...
γ 0.00 N/m 323.29 Surface...
γ 0.00 N/m 323.29 Surface...
γ 0.00 N/m 327.23 Surface...
γ 0.00 N/m 327.23 Surface...
γ 0.00 N/m 332.00 Surface...
γ 0.00 N/m 332.00 Surface...
γ 0.00 N/m 333.14 Surface...
γ 5.70e-04 N/m 343.16 Surface...
γ 1.40e-04 N/m 348.18 Surface...

Datasets

  1. Molar heat capacity at constant volume, J/K/mol (1)
  2. Mass density, kg/m3 (2)
  3. Mass density, kg/m3 (5)

Molar heat capacity at constant volume, J/K/mol

Fixed Measured
Temperature, K - Liquid Pressure, kPa - Liquid Molar heat capacity at constant volume, J/K/mol - Liquid
268.15 8268.00 49.4742
268.15 8502.00 48.7979
269.15 9280.00 49.3182
269.15 9512.00 49.6823
270.15 10291.00 49.4742
270.15 10521.00 49.8384
271.15 11302.00 49.4222
271.15 11531.00 49.5263
272.15 12312.00 49.9425
272.15 12421.00 50.5667
272.15 12540.00 49.0581
273.15 13321.00 49.0581
273.15 13429.00 49.7864
273.15 13551.00 50.2546
274.15 14330.00 49.9425
274.15 14438.00 49.6303
274.15 14560.00 49.3702
275.15 15337.00 49.4742
275.15 15444.00 49.8384
275.15 15568.00 49.4742
276.15 16344.00 49.8904
276.15 16452.00 49.8384
276.15 16577.00 49.7344
277.15 17350.00 49.3182
277.15 17457.00 49.6303
277.15 17583.00 49.9945
278.15 18354.00 49.8904
278.15 18462.00 50.2546
278.15 18589.00 49.4742
279.15 19358.00 49.8904
279.15 19465.00 49.7864
279.15 19595.00 50.1505
280.15 20361.00 49.6303
280.15 20468.00 50.2026
280.15 20598.00 49.9945
281.15 21363.00 50.4627
281.15 21470.00 49.6303
281.15 21601.00 49.8904
282.15 22363.00 49.5783
282.15 22472.00 50.2546
282.15 22602.00 50.0465
283.15 23363.00 50.4107
283.15 23473.00 50.1505
283.15 23603.00 49.9425
284.15 24362.00 50.3066
284.15 24472.00 49.9425
284.15 24606.00 50.2546
285.15 25359.00 50.1505
285.15 25470.00 50.5147
285.15 25603.00 50.2546
286.15 26356.00 50.5147
286.15 26466.00 50.6188
286.15 26598.00 50.2026
287.15 27351.00 50.3586
287.15 27461.00 50.2026
287.15 27594.00 50.3586
288.15 28345.00 50.5667
288.15 28454.00 50.6188
288.15 28588.00 50.4107
289.15 5774.00 51.243
289.15 5835.00 49.7864
289.15 29338.00 50.4627
289.15 29446.00 50.7228
289.15 29581.00 51.087
290.15 6570.00 50.6188
290.15 6631.00 50.9309
291.15 7365.00 51.139
291.15 7428.00 51.191
292.15 8161.00 51.243
292.15 8224.00 51.139
293.15 8956.00 51.3991
293.15 9019.00 51.7112
294.15 9752.00 51.6592
294.15 9815.00 50.8268
295.15 10546.00 51.191
295.15 10610.00 51.5552
296.15 11341.00 51.191
296.15 11405.00 51.5032
297.15 12135.00 51.6072
297.15 12199.00 51.3471
298.15 12929.00 51.5032
298.15 12993.00 51.9193
299.15 13723.00 51.6592
299.15 13787.00 51.8153
300.15 14517.00 51.6592
300.15 14581.00 52.0754
301.15 15309.00 52.3355
301.15 15374.00 51.9193
302.15 16102.00 52.0754
302.15 16167.00 52.2315
303.15 16894.00 52.1274
303.15 16960.00 52.4916
304.15 17685.00 52.1274
304.15 17752.00 52.5436
305.15 18476.00 52.7517
305.15 18543.00 52.5956
306.15 19267.00 52.7517
306.15 19335.00 52.8037
307.15 20125.00 52.4916
308.15 20848.00 52.9078
308.15 20915.00 52.8037
309.15 21639.00 52.6997
309.15 21704.00 53.324
310.15 22429.00 52.8558
310.15 22492.00 53.1159
311.15 23217.00 53.1679
311.15 23281.00 53.6881
312.15 24005.00 53.6361
312.15 24068.00 53.7922
313.15 24793.00 53.5321
313.15 24855.00 53.7922
314.15 25579.00 53.7922
314.15 25641.00 53.428
315.15 26364.00 53.5841
315.15 26427.00 54.0003
316.15 27149.00 53.5321
316.15 27212.00 54.6766
317.15 27934.00 54.4165
317.15 27996.00 54.2084
318.15 28719.00 54.1043
318.15 28779.00 54.7806
Reference

Mass density, kg/m3

Fixed Measured
Temperature, K - Gas Pressure, kPa - Gas Mass density, kg/m3 - Gas
254.08 382.25 10.3656
254.09 313.90 8.3508
254.09 214.16 5.5491
254.10 104.12 2.6275
263.88 571.82 15.4369
263.88 506.07 13.4247
263.88 401.96 10.3885
263.88 306.27 7.74
263.88 204.78 5.0609
263.88 107.72 2.6075
263.89 71.43 1.7159
273.74 824.10 22.3391
273.73 817.04 22.1108
273.74 771.81 20.6433
273.73 711.85 18.7582
273.74 614.63 15.8288
273.73 513.88 12.9426
273.74 416.77 10.2856
273.73 312.85 7.5636
273.74 224.38 5.3352
273.73 101.73 2.3681
283.54 1013.18 26.9253
283.54 1013.16 26.9235
283.55 911.64 23.6652
283.53 812.63 20.6499
283.52 710.61 17.6856
283.52 614.51 15.0118
283.54 502.33 12.0197
283.52 412.99 9.7269
283.53 312.42 7.2368
283.53 213.32 4.8632
283.53 101.75 2.2806
293.33 1397.32 37.8678
293.33 1265.09 33.2531
293.34 1161.47 29.864
293.34 1066.35 26.9025
293.34 968.81 23.9856
293.34 866.25 21.0499
293.34 760.28 18.1362
293.32 656.65 15.3945
293.32 546.17 12.5808
293.32 432.29 9.7863
293.37 323.39 7.2059
293.38 219.26 4.8156
293.32 107.46 2.3235
Reference
Fixed Measured
Temperature, K - Gas Pressure, kPa - Gas Mass density, kg/m3 - Gas
313.15 201.80 4.12
313.15 201.90 4.121
313.15 490.80 10.342
313.15 791.00 17.277
313.15 996.60 22.355
313.15 1203.30 27.77
313.15 1396.50 33.159
313.15 1602.90 39.331
313.15 1801.80 45.76
313.15 1801.90 45.748
313.15 1998.10 52.687
313.15 2103.60 56.702
313.15 2201.50 60.637
313.15 2251.00 62.72
313.15 2298.10 64.762
313.15 2355.70 67.348
313.15 2355.80 67.343
313.15 2402.70 69.541
313.15 2403.00 69.545
313.15 2435.00 71.084
313.15 2435.10 71.095
313.15 2450.50 71.838
313.15 2450.60 71.855
313.15 2472.00 72.903
313.15 490.80 10.336
313.15 791.00 17.275
313.15 996.60 22.349
313.15 1203.30 27.759
313.15 1396.50 33.148
313.15 1602.90 39.322
313.15 1998.10 52.676
313.15 2103.60 56.692
313.15 2201.50 60.629
313.15 2251.00 62.711
313.15 2298.10 64.748
313.15 2472.00 72.918
323.15 207.90 4.101
323.15 499.20 10.125
323.15 801.10 16.793
323.15 801.20 16.794
323.15 998.30 21.387
323.15 1095.20 23.732
323.15 1200.30 26.337
323.15 1200.40 26.341
323.15 1397.40 31.424
323.15 1590.60 36.664
323.15 1797.20 42.644
323.15 2004.90 49.091
323.15 2200.60 55.637
323.15 2402.30 62.99
323.15 2596.10 70.738
323.15 2699.00 75.19
323.15 2699.10 75.207
323.15 2799.00 79.805
323.15 2802.90 80.005
323.15 2900.60 84.82
323.15 2901.20 84.882
323.15 2947.00 87.258
323.15 2960.30 87.971
323.15 3002.20 90.24
323.15 3002.30 90.261
323.15 3010.20 90.716
323.15 3041.10 92.478
323.15 3041.20 92.495
323.15 3074.60 94.445
323.15 3099.50 95.942
323.15 3125.50 97.558
323.15 3125.60 97.549
323.15 3134.20 98.084
323.15 207.90 4.103
323.15 499.20 10.143
323.15 998.30 21.393
323.15 1397.40 31.416
323.15 1590.60 36.67
323.15 1797.20 42.658
323.15 2004.90 49.105
323.15 2200.60 55.653
323.15 2402.30 62.978
323.15 2596.10 70.733
323.15 2799.00 79.816
323.15 2802.90 80.017
323.15 2900.60 84.839
323.15 2901.20 84.872
323.15 2947.00 87.244
323.15 2960.30 87.99
323.15 3010.20 90.73
323.15 3074.60 94.453
323.15 3099.50 95.952
323.15 499.20 10.143
323.15 499.20 10.132
Reference

Mass density, kg/m3

Fixed Measured
Temperature, K - Fluid (supercritical or subcritical phases) Pressure, kPa - Fluid (supercritical or subcritical phases) Mass density, kg/m3 - Fluid (supercritical or subcritical phases)
313.16 3353.70 900.17
316.15 4967.10 899.97
319.15 6571.40 899.77
322.15 8162.40 899.57
328.16 11399.70 899.19
334.15 14753.40 898.82
337.15 16580.50 898.63
Reference
Fixed Measured
Temperature, K - Liquid Pressure, kPa - Liquid Mass density, kg/m3 - Liquid
268.15 8268.00 1093.5
268.15 8502.00 1093.5
269.15 9280.00 1093.3
269.15 9512.00 1093.3
270.15 10291.00 1093.2
270.15 10521.00 1093.2
271.15 11302.00 1093.0
271.15 11531.00 1093.0
272.15 12312.00 1092.9
272.15 12421.00 1092.9
272.15 12540.00 1092.9
273.15 13321.00 1092.7
273.15 13429.00 1092.8
273.15 13551.00 1092.7
274.15 14330.00 1092.6
274.15 14438.00 1092.6
274.15 14560.00 1092.6
275.15 15337.00 1092.4
275.15 15444.00 1092.4
275.15 15568.00 1092.4
276.15 16344.00 1092.3
276.15 16452.00 1092.3
276.15 16577.00 1092.3
277.15 17350.00 1092.1
277.15 17457.00 1092.1
277.15 17583.00 1092.1
278.15 18354.00 1092.0
278.15 18462.00 1092.0
278.15 18589.00 1092.0
279.15 19358.00 1091.8
279.15 19465.00 1091.8
279.15 19595.00 1091.8
280.15 20361.00 1091.7
280.15 20468.00 1091.7
280.15 20598.00 1091.7
281.15 21363.00 1091.5
281.15 21470.00 1091.5
281.15 21601.00 1091.5
282.15 22363.00 1091.4
282.15 22472.00 1091.4
282.15 22602.00 1091.4
283.15 23363.00 1091.2
283.15 23473.00 1091.2
283.15 23603.00 1091.2
284.15 24362.00 1091.1
284.15 24472.00 1091.1
284.15 24606.00 1091.0
285.15 25359.00 1090.9
285.15 25470.00 1090.9
285.15 25603.00 1090.9
286.15 26356.00 1090.8
286.15 26466.00 1090.8
286.15 26598.00 1090.7
287.15 27351.00 1090.6
287.15 27461.00 1090.6
287.15 27594.00 1090.6
288.15 28345.00 1090.4
288.15 28454.00 1090.4
288.15 28588.00 1090.4
289.15 5774.00 1015.9
289.15 5835.00 1015.9
289.15 29338.00 1090.3
289.15 29446.00 1090.3
289.15 29581.00 1090.3
290.15 6570.00 1015.8
290.15 6631.00 1015.8
291.15 7365.00 1015.7
291.15 7428.00 1015.7
292.15 8161.00 1015.6
292.15 8224.00 1015.5
293.15 8956.00 1015.5
293.15 9019.00 1015.4
294.15 9752.00 1015.3
294.15 9815.00 1015.3
295.15 10546.00 1015.2
295.15 10610.00 1015.2
296.15 11341.00 1015.1
296.15 11405.00 1015.1
297.15 12135.00 1015.0
297.15 12199.00 1014.9
298.15 12929.00 1014.9
298.15 12993.00 1014.8
299.15 13723.00 1014.7
299.15 13787.00 1014.7
300.15 14517.00 1014.6
300.15 14581.00 1014.6
301.15 15309.00 1014.5
301.15 15374.00 1014.4
302.15 16102.00 1014.4
302.15 16167.00 1014.3
303.15 16894.00 1014.2
303.15 16960.00 1014.2
304.15 17685.00 1014.1
304.15 17752.00 1014.1
305.15 18476.00 1014.0
305.15 18543.00 1014.0
306.15 19267.00 1013.9
306.15 19335.00 1013.8
307.15 20125.00 1013.7
308.15 20848.00 1013.6
308.15 20915.00 1013.6
309.15 21639.00 1013.5
309.15 21704.00 1013.4
310.15 22429.00 1013.4
310.15 22492.00 1013.3
311.15 23217.00 1013.3
311.15 23281.00 1013.2
312.15 24005.00 1013.2
312.15 24068.00 1013.1
313.15 24793.00 1013.0
313.15 24855.00 1012.9
314.15 25579.00 1012.9
314.15 25641.00 1012.8
315.15 26364.00 1012.8
315.15 26427.00 1012.7
316.15 27149.00 1012.7
316.15 27212.00 1012.6
317.15 27934.00 1012.5
317.15 27996.00 1012.4
318.15 28719.00 1012.4
318.15 28779.00 1012.3
Reference
Fixed Measured
Temperature, K - Liquid Pressure, kPa - Liquid Mass density, kg/m3 - Liquid
215.36 1697.93 1231.2
215.36 1538.73 1230.95
215.35 1325.76 1230.63
215.39 1294.97 1230.49
215.35 1103.80 1230.26
215.37 703.99 1229.57
215.37 297.95 1228.9
215.37 103.26 1228.62
224.91 1506.31 1204.87
224.88 1061.90 1204.12
224.89 1060.09 1204.1
224.87 584.91 1203.31
224.87 174.37 1202.55
234.46 1590.04 1178.28
234.56 1164.81 1177.09
234.51 797.40 1176.49
234.52 405.74 1175.67
234.55 274.67 1175.3
235.14 1742.14 1176.61
235.12 1629.09 1176.43
235.13 1583.23 1176.31
235.12 1119.56 1175.37
235.12 648.42 1174.42
235.12 647.72 1174.42
235.13 296.36 1173.65
235.12 296.35 1173.64
244.30 1507.82 1149.6
244.29 1506.20 1149.63
244.28 1218.77 1148.97
244.28 721.81 1147.83
244.29 432.84 1147.12
244.91 1786.08 1148.39
244.90 1785.04 1148.39
244.89 1636.57 1148.09
244.90 1266.47 1147.19
244.89 745.03 1145.98
244.90 364.35 1145.04
254.66 1795.25 1119.0
254.65 1794.68 1119.02
254.66 1451.02 1118.05
254.67 1449.08 1118.02
254.67 1113.78 1117.12
254.65 1111.62 1117.17
254.65 795.59 1116.29
254.66 487.53 1115.4
264.47 1799.41 1087.82
264.47 1797.34 1087.79
264.46 1771.48 1087.75
264.48 1561.73 1087.04
264.47 1555.90 1087.04
264.46 1262.57 1086.13
264.47 883.24 1084.88
264.48 882.25 1084.85
264.49 616.31 1083.92
273.76 1582.15 1055.81
273.75 1351.52 1054.99
273.74 1101.14 1054.06
273.74 876.30 1053.21
283.55 1562.46 1020.09
283.56 1382.84 1019.19
283.56 1155.95 1018.14
293.33 2143.91 984.45
293.34 1757.25 982.24
293.35 1537.89 980.97
Reference
Fixed Measured
Temperature, K - Liquid Pressure, kPa - Liquid Mass density, kg/m3 - Liquid
283.54 3000.00 1027.1
283.54 5000.00 1035.42
283.55 10000.00 1054.01
283.55 15000.00 1070.11
283.55 20000.00 1084.45
283.55 25000.00 1097.41
283.56 30000.00 1109.29
283.56 40000.00 1130.47
283.56 60000.00 1165.73
283.56 80000.00 1194.77
283.55 100000.00 1219.47
293.49 3000.00 989.19
293.49 5000.00 999.53
293.49 10000.00 1021.69
293.48 15000.00 1040.44
293.49 20000.00 1056.75
293.49 25000.00 1071.31
293.49 30000.00 1084.43
293.49 40000.00 1107.67
293.49 60000.00 1145.64
293.50 80000.00 1176.55
293.50 100000.00 1202.49
303.43 3000.00 946.84
303.43 5000.00 960.0
303.42 10000.00 987.14
303.42 15000.00 1009.19
303.43 20000.00 1027.86
303.43 25000.00 1044.2
303.44 30000.00 1058.82
303.43 40000.00 1084.3
303.44 60000.00 1125.22
303.45 80000.00 1157.85
303.44 100000.00 1185.37
313.35 3000.00 898.97
313.36 5000.00 916.76
313.35 10000.00 951.05
313.36 15000.00 977.36
313.36 20000.00 999.0
313.37 25000.00 1017.48
313.36 30000.00 1033.81
313.36 40000.00 1061.8
313.37 60000.00 1105.9
313.36 80000.00 1140.76
313.36 100000.00 1169.51
323.26 5000.00 864.36
323.25 10000.00 909.88
323.25 15000.00 941.66
323.25 20000.00 966.72
323.25 25000.00 987.67
323.25 30000.00 1005.85
323.25 40000.00 1036.43
323.25 60000.00 1083.93
323.25 80000.00 1120.89
323.25 100000.00 1151.14
333.14 10000.00 865.89
333.14 15000.00 905.11
333.15 20000.00 934.53
333.15 25000.00 958.47
333.15 30000.00 978.86
333.15 40000.00 1012.65
333.15 60000.00 1063.95
333.15 80000.00 1103.15
333.15 100000.00 1134.94
343.00 10000.00 815.42
342.99 15000.00 866.16
343.00 20000.00 901.33
343.00 25000.00 928.7
343.00 30000.00 951.59
343.00 40000.00 988.88
343.01 60000.00 1044.01
343.01 80000.00 1085.29
343.01 100000.00 1118.63
Reference
Fixed Measured
Temperature, K - Fluid (supercritical or subcritical phases) Pressure, kPa - Fluid (supercritical or subcritical phases) Mass density, kg/m3 - Fluid (supercritical or subcritical phases)
352.86 15000.00 823.96
352.87 20000.00 866.4
352.87 25000.00 898.15
352.87 30000.00 924.08
352.87 40000.00 964.91
352.87 60000.00 1024.24
352.88 80000.00 1068.12
352.88 100000.00 1102.96
362.69 15000.00 776.44
362.70 20000.00 828.47
362.70 25000.00 865.39
362.70 30000.00 894.58
362.70 40000.00 939.6
362.71 60000.00 1003.21
362.71 80000.00 1049.32
362.71 100000.00 1085.79
Reference

Correlations

Property Value Unit Temperature (K) Source
Pvap [0.05; 5893.28] kPa [137.00; 351.60] KDB Vap... Show Hide
Equationln(Pvp) = A + B/T + C*ln(T) + D*T^2
Coefficient A7.88243e+01
Coefficient B-4.29952e+03
Coefficient C-1.03475e+01
Coefficient D2.22293e-05
Temperature range, min.137.00
Temperature range, max.351.60
Pvap 0.05 kPa 137.00 Calculated Property
Pvap 1.10 kPa 160.84 Calculated Property
Pvap 10.00 kPa 184.69 Calculated Property
Pvap 50.21 kPa 208.53 Calculated Property
Pvap 171.62 kPa 232.38 Calculated Property
Pvap 452.75 kPa 256.22 Calculated Property
Pvap 999.76 kPa 280.07 Calculated Property
Pvap 1950.92 kPa 303.91 Calculated Property
Pvap 3493.00 kPa 327.76 Calculated Property
Pvap 5893.28 kPa 351.60 Calculated Property

Similar Compounds

Difluoromethyl radical. Fluoromethyl radical. Methyl fluoride. Fluoroform. Fluoromethylene. Methane, chlorofluoro-. Difluorochloromethane. Methane, bromodifluoro-. Methane, bromofluoro-. Ethene, 1,1-difluoro-. Methylene, difluoro-. Formyl fluoride. Ethene, fluoro-. Methylene. CD2.

Find more compounds similar to Difluoromethane.

Mixtures

Sources

Note: Cheméo is only indexing the data, follow the source links to retrieve the latest data. The source is also providing more information like the publication year, authors and more. Take the time to validate and double check the source of the data.
Outlier This icon means that the value is more than 2 standard deviations away from the property mean.

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