| Chromatographic Method | Retention Time | Reference |
|---|
| Measured using a Waters Acquity ultraperformance liquid chromatography (UPLC) ethylene-bridged hybrid (BEH) C18 column (100 mm × 2.1 mm; 1.7 μmparticle diameter). Predicted by Afia on May 17, 2022. | 8.7 minutes | 32390414 |
| Predicted by Siyang on May 30, 2022 | 22.8443 minutes | 33406817 |
| Predicted by Siyang using ReTip algorithm on June 8, 2022 | 2.67 minutes | 32390414 |
| Fem_Long = Waters ACQUITY UPLC HSS T3 C18 with Water:MeOH and 0.1% Formic Acid | 3539.8 seconds | 40023050 |
| Fem_Lipids = Ascentis Express C18 with (60:40 water:ACN):(90:10 IPA:ACN) and 10mM NH4COOH + 0.1% Formic Acid | 570.7 seconds | 40023050 |
| Life_Old = Waters ACQUITY UPLC BEH C18 with Water:(20:80 acetone:ACN) and 0.1% Formic Acid | 277.6 seconds | 40023050 |
| Life_New = RP Waters ACQUITY UPLC HSS T3 C18 with Water:(30:70 MeOH:ACN) and 0.1% Formic Acid | 228.5 seconds | 40023050 |
| RIKEN = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 643.5 seconds | 40023050 |
| Eawag_XBridgeC18 = XBridge C18 3.5u 2.1x50 mm with Water:MeOH and 0.1% Formic Acid | 1087.0 seconds | 40023050 |
| BfG_NTS_RP1 =Agilent Zorbax Eclipse Plus C18 (2.1 mm x 150 mm, 3.5 um) with Water:ACN and 0.1% Formic Acid | 955.8 seconds | 40023050 |
| HILIC_BDD_2 = Merck SeQuant ZIC-HILIC with ACN(0.1% formic acid):water(16 mM ammonium formate) | 97.8 seconds | 40023050 |
| UniToyama_Atlantis = RP Waters Atlantis T3 (2.1 x 150 mm, 5 um) with ACN:Water and 0.1% Formic Acid | 1855.1 seconds | 40023050 |
| BDD_C18 = Hypersil Gold 1.9µm C18 with Water:ACN and 0.1% Formic Acid | 681.7 seconds | 40023050 |
| UFZ_Phenomenex = Kinetex Core-Shell C18 2.6 um, 3.0 x 100 mm, Phenomenex with Water:MeOH and 0.1% Formic Acid | 2089.1 seconds | 40023050 |
| SNU_RIKEN_POS = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 621.1 seconds | 40023050 |
| RPMMFDA = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 567.0 seconds | 40023050 |
| MTBLS87 = Merck SeQuant ZIC-pHILIC column with ACN:Water and :ammonium carbonate | 235.6 seconds | 40023050 |
| KI_GIAR_zic_HILIC_pH2_7 = Merck SeQuant ZIC-HILIC with ACN:Water and 0.1% FA | 531.5 seconds | 40023050 |
| Meister zic-pHILIC pH9.3 = Merck SeQuant ZIC-pHILIC column with ACN:Water 5mM NH4Ac pH9.3 and 5mM ammonium acetate in water | 8.5 seconds | 40023050 |
| Derivative Name / Structure | SMILES | Kovats RI Value | Column Type | Reference |
|---|
| Cholest-5-ene-3-beta,7-alpha-diol,1TMS,isomer #1 | CC(C)CCC[C@@H](C)[C@H]1CC[C@H]2[C@@H]3C(O[Si](C)(C)C)C=C4CC(O)CC[C@]4(C)[C@H]3CC[C@@]21C | 3291.0 | Semi standard non polar | 33892256 |
| Cholest-5-ene-3-beta,7-alpha-diol,1TMS,isomer #2 | CC(C)CCC[C@@H](C)[C@H]1CC[C@H]2[C@@H]3C(O)C=C4CC(O[Si](C)(C)C)CC[C@]4(C)[C@H]3CC[C@@]21C | 3296.1 | Semi standard non polar | 33892256 |
| Cholest-5-ene-3-beta,7-alpha-diol,2TMS,isomer #1 | CC(C)CCC[C@@H](C)[C@H]1CC[C@H]2[C@@H]3C(O[Si](C)(C)C)C=C4CC(O[Si](C)(C)C)CC[C@]4(C)[C@H]3CC[C@@]21C | 3243.1 | Semi standard non polar | 33892256 |
| Cholest-5-ene-3-beta,7-alpha-diol,1TBDMS,isomer #1 | CC(C)CCC[C@@H](C)[C@H]1CC[C@H]2[C@@H]3C(O[Si](C)(C)C(C)(C)C)C=C4CC(O)CC[C@]4(C)[C@H]3CC[C@@]21C | 3528.2 | Semi standard non polar | 33892256 |
| Cholest-5-ene-3-beta,7-alpha-diol,1TBDMS,isomer #2 | CC(C)CCC[C@@H](C)[C@H]1CC[C@H]2[C@@H]3C(O)C=C4CC(O[Si](C)(C)C(C)(C)C)CC[C@]4(C)[C@H]3CC[C@@]21C | 3538.4 | Semi standard non polar | 33892256 |
| Cholest-5-ene-3-beta,7-alpha-diol,2TBDMS,isomer #1 | CC(C)CCC[C@@H](C)[C@H]1CC[C@H]2[C@@H]3C(O[Si](C)(C)C(C)(C)C)C=C4CC(O[Si](C)(C)C(C)(C)C)CC[C@]4(C)[C@H]3CC[C@@]21C | 3738.0 | Semi standard non polar | 33892256 |