Processed databases
Atom-Mass pairs
Outputs for 2-Oxobutyric acid; EI-B; MS; n TMS; RT: 472.99 s
Database: GL Sciences Inc.
Entry ID: GLS00025
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: 106.0,109.0,111.1,114.65,117.1,120.1,123.1,126.1,129.1,132.05,135.1,138.1,141.1,144.1,147.15,150.1,153.1,156.1,159.1,162.1,165.1,169.1,172.1,175.1,178.1,181.1,184.1,187.05,190.0,192.1,195.1,198.1,201.1,204.1,207.05,209.1,212.1,215.1,218.1,221.0,224.0,227.0,230.0,233.0,236.0,239.0,242.0,244.1,247.1,250.1,253.1,256.1,259.1,262.15,265.1,268.1,271.1,275.1,278.1,281.1,284.1,288.1,291.1,294.1,297.1,300.1,303.1,306.1,309.1,312.1,315.1,318.1,321.1,324.1,327.1,330.1,335.1,338.1,342.1,345.1,348.1,351.1,354.1,357.1,360.1,363.1,366.1,370.1,374.1,377.1,380.1,384.1,387.1,390.1,396.1,399.1,402.1,405.1,408.1,411.1,414.1,417.1,420.1,423.1,426.1,430.1,433.1,436.1,439.1,442.1,445.1,448.1,451.1,454.1,457.1,460.1,463.1,467.1,470.1,473.1,476.1,479.1,482.1,485.1,488.1,491.1,494.1,499.1,
Replicated queried mass peaks: 87.0, 89.05, 90.1, 92.1, 93.1, 95.1, 96.1, 98.1, 99.1, 101.05, 102.1, 104.0, 105.0, 107.0, 108.0, 110.0, 112.1, 113.1, 116.15, 118.1, 119.1, 121.1, 122.1, 124.1, 125.1, 127.1, 128.1, 130.1, 131.05, 133.1, 134.05, 136.1, 137.1, 139.1, 140.1, 142.1, 143.1, 145.1, 146.1, 148.15, 149.1, 151.1, 152.1, 154.1, 155.1, 157.1, 158.05, 160.1, 161.1, 163.1, 164.1, 166.1, 167.1, 170.1, 171.1, 173.1, 174.1, 176.1, 177.1, 179.1, 180.1, 185.0, 186.0, 188.0, 189.0, 191.1, 193.1, 194.1, 196.1, 197.1, 199.1, 200.1, 202.1, 203.1, 205.1, 206.1, 208.1, 211.1, 213.1, 214.1, 216.05, 217.1, 219.05, 220.0, 222.0, 223.0, 226.0, 228.0, 229.0, 231.0, 232.0, 234.0, 235.0, 237.0, 238.0, 240.0, 241.0, 243.0, 245.1, 246.1, 248.1, 249.1, 251.1, 252.1, 254.1, 255.1, 257.1, 258.1, 260.1, 261.1, 263.1, 264.1, 266.1, 267.1, 269.1, 270.1, 272.1, 273.1, 276.1, 277.05, 279.1, 280.1, 282.1, 283.1, 285.1, 286.1, 289.1, 290.1, 292.1, 293.1, 295.1, 296.1, 298.1, 299.1, 301.1, 302.1, 304.1, 305.1, 307.1, 308.1, 310.1, 311.1, 313.1, 314.1, 317.1, 320.1, 322.1, 323.1, 325.1, 326.1, 328.1, 329.1, 331.1, 332.1, 336.1, 337.1, 339.1, 340.1, 343.1, 344.1, 346.1, 347.1, 349.1, 350.1, 353.1, 355.1, 356.1, 358.1, 359.1, 361.1, 362.1, 364.1, 365.1, 367.1, 371.1, 372.1, 375.1, 376.1, 378.1, 379.1, 381.1, 382.1, 385.1, 386.1, 389.1, 391.1, 392.1, 397.1, 398.1, 400.1, 401.1, 403.1, 404.1, 406.1, 407.1, 409.1, 410.1, 412.1, 413.1, 415.1, 416.1, 419.1, 421.1, 422.1, 424.1, 425.1, 427.1, 428.1, 431.1, 432.1, 434.1, 435.1, 437.1, 438.1, 440.1, 441.1, 443.1, 446.1, 449.1, 455.1, 456.1, 459.1, 461.1, 464.1, 465.1, 468.1, 469.1, 471.1, 472.1, 474.1, 477.1, 478.1, 481.1, 483.1, 484.1, 486.1, 489.1, 490.1, 492.1, 493.1, 495.1, 496.1,
Processing time: 0:00:00.369686
Results for the quried mass "97.1"
| Formula | Mass differences | Num. used protons | Num. required extra protons | Atom names |
| C4O3 | 0.051 | 1 | 0 | C1,C2,C3,C4,O5,O6,O7 |