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MassMS-IW-8384 cyclohexyldiphenylphosphine C18H21P (Mass of molecular ion: 268)
Source Temperature: 130 °C Sample Temperature: 100 °C Direct, 75 eV
29.0 1.4 39.0 2.3 41.0 8.3 51.0 1.8 53.0 1.2 55.0 12.5 57.0 1.6 65.0 1.7 67.0 1.1 77.0 1.8 81.0 2.7 83.0 3.8 91.0 4.9 107.0 13.4 108.0 74.7 109.0 9.5 115.0 2.2 117.0 1.1 133.0 3.5 152.0 4.3 153.0 1.0 157.0 2.0 159.0 1.5 170.0 1.8 177.0 1.4 183.0 30.1 184.0 4.4 185.0 12.1 186.0 78.5 187.0 15.4 188.0 1.3 199.0 4.0 200.0 2.0 212.0 1.2 213.0 32.0 214.0 5.6 226.0 3.3 227.0 5.0 239.0 4.8 240.0 1.5 253.0 5.1 267.0 20.7 268.0 100.0 269.0 19.6 270.0 1.9
400 MHz in CDCl3
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1H NMR 399.65 MHz C18 H21 P 0.038 g : 0.5 ml CDCl3 cyclohexyldiphenylphosphine 
Assign. Shift(ppm)
A 7.482 B 7.32 to 7.31 C 2.21 D 1.73 to 1.69 E 1.30 to 1.22
Hz ppm Int.2999.63 7.506 252 2996.58 7.499 229 2995.00 7.495 213 2992.07 7.487 581 2989.99 7.482 503 2987.79 7.477 243 2984.74 7.469 401 2982.79 7.464 334 2930.66 7.334 224 2927.12 7.325 513 2926.51 7.323 598 2926.03 7.322 606 2925.42 7.320 518 2924.68 7.319 496 2923.58 7.316 414 2921.75 7.311 857 2920.65 7.309 990 2920.17 7.307 1000 2919.07 7.305 833 2916.99 7.299 238 2916.02 7.297 183 886.35 2.218 48 883.30 2.211 59 879.88 2.202 56 876.83 2.194 54 872.44 2.184 44 869.02 2.175 35 500.00 1.252 345 492.31 1.232 182
in CDCl3
KBr disk
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