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MassMS-IW-9714 (R)-(+)-tetrahydro-2-furancarboxylic acid C5H8O3 (Mass of molecular ion: 116)
Source Temperature: 220 °C Sample Temperature: 150 °C Reservoir, 75 eV
14.0 1.0 15.0 1.6 18.0 4.4 26.0 2.9 27.0 19.4 28.0 8.5 29.0 9.8 31.0 2.3 38.0 1.6 39.0 12.3 40.0 3.6 41.0 36.4 42.0 14.1 43.0 57.9 44.0 7.8 45.0 5.7 53.0 1.1 55.0 2.1 58.0 1.1 68.0 2.0 69.0 2.6 70.0 2.1 71.0 100.0 72.0 4.7 73.0 1.1 80.0 1.2 88.0 1.4 98.0 1.1
400 MHz in CDCl3
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1H NMR 399.65 MHz C5 H8 O3 0.05 ml : 0.5 ml CDCl3 (R)-(+)-tetrahydro-2-furancarboxylic acid 
Assign. Shift(ppm)
A 10.6 B 4.526 C *1 4.040 D *1 3.951 E *2 2.321 F *2 2.104 G 1.967
Hz ppm Int.4226.99 10.577 410 1815.95 4.544 888 1810.46 4.531 940 1807.40 4.523 911 1801.76 4.509 868 1626.28 4.070 358 1619.57 4.053 710 1618.19 4.050 629 1611.33 4.032 1000 1604.46 4.015 551 1589.51 3.978 530 1582.95 3.961 889 1576.08 3.944 633 1574.71 3.941 622 1567.99 3.924 361 947.11 2.370 189 940.09 2.353 276 938.87 2.350 372 934.45 2.339 296 931.85 2.332 405 930.63 2.329 301 927.58 2.321 358 926.21 2.318 514 923.61 2.312 278 919.34 2.301 537 917.82 2.297 341 910.95 2.280 303 857.54 2.146 229 851.90 2.132 296 850.52 2.129 478 844.88 2.115 634 843.35 2.111 413 837.86 2.097 688 832.21 2.083 408 830.69 2.079 320 825.20 2.065 296 806.88 2.019 131 801.39 2.006 326 798.49 1.998 357 794.68 1.989 764 791.63 1.981 745 790.41 1.978 473 787.81 1.972 915 784.76 1.964 776 783.54 1.961 721 780.94 1.955 637 778.05 1.947 406 776.67 1.944 605 773.93 1.937 228 772.71 1.934 164 771.18 1.930 159 769.96 1.927 232
in CDCl3
liquid film
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