Processed databases
Atom-Mass pairs
Outputs for 2-Oxobutyric acid; EI-B; MS; n TMS; RT: 457.05 s
Database: GL Sciences Inc.
Entry ID: GLS00024
Synonyms: 2-Oxobutyric acid, 2-Oxobutyrate
Total mass: 102.0884
Formula: H6 C4 O3
Experimental information
MS type: MS
Instrument: GCMS-2010 Plus, Shimadzu
Instrument type: EI-B
Ionization mode: POSITIVE
CAMP general report:
Acceptable mass threshold: 2.0158Out of range queried mass peaks: 105.1,108.1,111.1,114.1,117.1,120.1,123.1,126.1,129.1,132.1,135.1,140.1,143.1,146.1,148.15,151.1,154.1,157.1,160.1,163.1,166.1,169.1,172.05,174.1,177.1,181.1,184.1,187.0,190.1,193.0,196.0,199.0,202.0,204.05,207.0,210.0,213.0,216.1,219.1,222.1,225.1,228.1,231.1,234.1,237.1,240.1,243.1,246.1,249.1,252.1,255.1,258.1,261.1,264.1,267.1,270.1,273.1,276.1,279.0,282.0,285.0,288.0,291.0,295.0,298.0,301.0,304.0,307.0,310.0,313.0,316.0,320.0,323.0,326.0,330.0,333.0,336.0,339.0,342.0,345.0,348.0,351.0,354.0,357.0,360.0,363.0,366.0,370.0,374.0,377.0,380.0,383.0,386.0,389.0,392.0,395.0,398.0,401.0,404.0,407.0,410.0,413.0,416.0,419.0,422.0,426.0,429.0,432.0,435.0,438.0,441.0,444.0,447.0,450.0,453.0,456.0,460.0,463.0,466.0,469.0,472.0,475.0,478.0,481.0,485.0,488.0,491.0,494.0,498.0,
Replicated queried mass peaks: 87.05, 88.0, 90.0, 91.0, 93.0, 94.0, 96.0, 97.0, 99.0, 101.05, 103.1, 104.1, 106.1, 107.1, 109.1, 110.1, 112.0, 113.0, 115.1, 116.1, 118.1, 119.1, 121.1, 122.1, 125.1, 127.1, 128.1, 130.1, 131.1, 133.1, 134.1, 136.1, 137.1, 141.1, 142.1, 144.1, 145.1, 147.15, 149.1, 150.1, 152.1, 153.1, 155.1, 156.1, 158.15, 159.1, 161.1, 162.1, 164.1, 165.1, 168.1, 170.1, 171.1, 173.1, 175.1, 176.1, 178.1, 179.1, 182.1, 183.1, 185.1, 186.0, 188.0, 189.0, 191.05, 192.05, 194.0, 195.0, 198.0, 200.0, 201.0, 203.0, 205.1, 206.0, 208.0, 209.0, 212.0, 214.0, 215.0, 217.1, 218.1, 220.1, 221.1, 223.1, 224.1, 226.1, 227.1, 229.1, 230.1, 232.1, 233.1, 235.1, 236.1, 239.1, 241.1, 242.1, 244.1, 245.1, 247.1, 248.1, 250.1, 251.1, 253.1, 254.1, 256.1, 257.1, 259.1, 260.1, 262.1, 263.1, 265.1, 266.1, 268.1, 269.1, 271.1, 272.1, 274.1, 275.1, 277.0, 278.05, 280.0, 281.0, 283.0, 284.0, 286.0, 287.0, 289.0, 290.0, 292.0, 293.0, 296.0, 297.0, 299.0, 300.0, 302.0, 303.0, 305.0, 306.0, 308.0, 311.0, 314.0, 315.0, 317.0, 321.0, 322.0, 324.0, 325.0, 327.0, 328.0, 331.0, 332.0, 334.0, 335.0, 337.0, 340.0, 341.0, 343.0, 344.0, 346.0, 347.0, 349.0, 350.0, 352.0, 353.0, 355.0, 356.0, 358.0, 359.0, 361.0, 362.0, 364.0, 365.0, 368.0, 372.0, 375.0, 378.0, 379.0, 384.0, 385.0, 387.0, 388.0, 390.0, 393.0, 394.0, 396.0, 397.0, 399.0, 400.0, 402.0, 403.0, 405.0, 406.0, 408.0, 409.0, 411.0, 412.0, 414.0, 417.0, 418.0, 420.0, 421.0, 423.0, 424.0, 428.0, 430.0, 433.0, 434.0, 436.0, 437.0, 439.0, 440.0, 442.0, 443.0, 445.0, 446.0, 448.0, 449.0, 451.0, 452.0, 454.0, 455.0, 461.0, 462.0, 464.0, 467.0, 468.0, 470.0, 471.0, 473.0, 479.0, 480.0, 482.0, 486.0, 487.0, 489.0, 490.0, 492.0, 495.0, 496.0,
Processing time: 0:00:00.365971
Results for the quried mass "98.0"
| Formula | Mass differences | Num. used protons | Num. required extra protons | Atom names |
| C4O3 | 0.057 | 2 | 0 | C1,C2,C3,C4,O5,O6,O7 |