Processed databases
Atom-Mass pairs
Outputs for OCTAMETHYLCYCLOTETRASILOXANE; EI-B; MS
Database: UNIV. OF OCCUPATIONAL AND ENVIRONMENTAL HEALTH, Tokyo
Entry ID: JP006080
Synonyms: OCTAMETHYLCYCLOTETRASILOXANE
Total mass: 296.6148
Formula: H24 C8 Si4 O4
Experimental information
MS type: MS
Instrument: HITACHI M-80
Instrument type: EI-B
Ionization: 20 eV
Ionization mode: POSITIVE
CAMP general report:
Acceptable mass threshold: 2.0158Out of range queried mass peaks:
Replicated queried mass peaks: 251.0, 266.0, 267.0, 282.0, 283.0, 285.0,
Processing time: 0:00:01.076347
Results for the quried mass "281.0"
| Formula | Mass differences | Num. used protons | Num. required extra protons | Atom names |
| C7Si4O4 | 0.428 | 20 | 0 | C2,C3,C4,C5,C6,C7,C8,O9,O10,O11,O12,Si13,Si14,Si15,Si16 |
| C7Si4O4 | 0.428 | 20 | 0 | C1,C3,C4,C5,C6,C7,C8,O9,O10,O11,O12,Si13,Si14,Si15,Si16 |
| C7Si4O4 | 0.428 | 20 | 0 | C1,C2,C4,C5,C6,C7,C8,O9,O10,O11,O12,Si13,Si14,Si15,Si16 |
| C7Si4O4 | 0.428 | 20 | 0 | C1,C2,C3,C5,C6,C7,C8,O9,O10,O11,O12,Si13,Si14,Si15,Si16 |
| C7Si4O4 | 0.428 | 20 | 0 | C1,C2,C3,C4,C6,C7,C8,O9,O10,O11,O12,Si13,Si14,Si15,Si16 |
| C7Si4O4 | 0.428 | 20 | 0 | C1,C2,C3,C4,C5,C7,C8,O9,O10,O11,O12,Si13,Si14,Si15,Si16 |
| C7Si4O4 | 0.428 | 20 | 0 | C1,C2,C3,C4,C5,C6,C8,O9,O10,O11,O12,Si13,Si14,Si15,Si16 |
| C7Si4O4 | 0.428 | 20 | 0 | C1,C2,C3,C4,C5,C6,C7,O9,O10,O11,O12,Si13,Si14,Si15,Si16 |
| C8Si4O3 | 0.385 | 24 | 0 | C1,C2,C3,C4,C5,C6,C7,C8,O10,O11,O12,Si13,Si14,Si15,Si16 |
| C8Si4O3 | 0.385 | 24 | 0 | C1,C2,C3,C4,C5,C6,C7,C8,O9,O11,O12,Si13,Si14,Si15,Si16 |
| C8Si4O3 | 0.385 | 24 | 0 | C1,C2,C3,C4,C5,C6,C7,C8,O9,O10,O12,Si13,Si14,Si15,Si16 |
| C8Si4O3 | 0.385 | 24 | 0 | C1,C2,C3,C4,C5,C6,C7,C8,O9,O10,O11,Si13,Si14,Si15,Si16 |
| C8Si4O4 | 0.496 | 9 | 0 | C1,C2,C3,C4,C5,C6,C7,C8,O9,O10,O11,O12,Si13,Si14,Si15,Si16 |