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MassMS-IW-4291 cefaloridine C19H17N3O4S2 (Mass of molecular ion: 415)
Source Temperature: 180 °C Sample Temperature: 160 °C Direct, 75 eV
16.0 1.2 17.0 2.0 18.0 10.3 26.0 4.0 27.0 2.0 28.0 6.3 32.0 2.2 33.0 1.0 34.0 3.5 37.0 1.1 38.0 2.4 39.0 7.9 41.0 1.0 43.0 1.0 44.0 67.6 45.0 4.8 49.0 2.1 50.0 13.0 51.0 23.6 52.0 73.1 53.0 10.0 57.0 1.1 60.0 5.8 69.0 1.0 70.0 1.2 75.0 1.9 76.0 1.5 78.0 12.8 79.0 100.0 80.0 8.0 96.0 4.8 97.0 23.3 98.0 4.2 99.0 1.6 112.0 1.2 122.0 1.3 123.0 1.1 124.0 9.1 125.0 1.3 139.0 1.0 141.0 1.5 146.0 1.0 156.0 1.7 181.0 1.8 182.0 1.5 193.0 2.1 208.0 1.7 225.0 1.6 292.0 1.0
400 MHz in D2O
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1H NMR 399.65 MHz C19 H17 N3 O4 S2 0.041 g : 0.5 ml D2O cefaloridine 
Assign. Shift(ppm)
A 8.943 B 8.553 C 8.072 D 7.289 E 6.97 F 6.97 G 5.651 J *1 5.543 K *1 5.326 L 5.119 M *2 3.857 N *2 3.826 P *3 3.560 Q *3 3.115 ASSIGNED BY C-H COSY AND LAOCN PROGRAM. J(G,L)=4.9HZ J(J,K)=-14.6HZ J(M,N)=-15.9HZ J(P,Q)=-18.0HZ
Hz ppm Int.3577.12 8.951 422 3571.62 8.937 442 3427.28 8.576 77 3426.21 8.574 123 3424.84 8.570 72 3418.43 8.554 260 3411.56 8.537 92 3410.49 8.534 144 3409.27 8.531 79 3233.03 8.090 333 3226.32 8.073 407 3225.25 8.071 379 3218.54 8.054 284 2916.41 7.298 280 2914.28 7.293 256 2911.83 7.286 223 2910.00 7.282 304 2789.76 6.981 1000 2787.93 6.976 337 2785.19 6.970 427 2781.83 6.961 127 2260.89 5.658 348 2256.01 5.645 361 2223.66 5.565 219 2209.17 5.528 284 2134.86 5.342 267 2120.21 5.306 199 2048.34 5.126 549 2043.46 5.114 503 1554.57 3.890 114 1538.70 3.851 540 1531.98 3.834 532 1516.27 3.794 118 1432.50 3.585 217 1414.49 3.540 249 1253.05 3.136 274 1235.20 3.091 230
in D2O
KBr disc
nujol mull
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