| 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. Predicted by Afia on May 17, 2022. | 0.89 minutes | 32390414 |
| Predicted by Siyang on May 30, 2022 | 9.6265 minutes | 33406817 |
| Predicted by Siyang using ReTip algorithm on June 8, 2022 | 8.38 minutes | 32390414 |
| AjsUoB = Accucore 150 Amide HILIC with 10mM Ammonium Formate, 0.1% Formic Acid | 414.9 seconds | 40023050 |
| Fem_Long = Waters ACQUITY UPLC HSS T3 C18 with Water:MeOH and 0.1% Formic Acid | 459.5 seconds | 40023050 |
| Fem_Lipids = Ascentis Express C18 with (60:40 water:ACN):(90:10 IPA:ACN) and 10mM NH4COOH + 0.1% Formic Acid | 329.2 seconds | 40023050 |
| Life_Old = Waters ACQUITY UPLC BEH C18 with Water:(20:80 acetone:ACN) and 0.1% Formic Acid | 29.0 seconds | 40023050 |
| Life_New = RP Waters ACQUITY UPLC HSS T3 C18 with Water:(30:70 MeOH:ACN) and 0.1% Formic Acid | 200.2 seconds | 40023050 |
| RIKEN = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 76.7 seconds | 40023050 |
| Eawag_XBridgeC18 = XBridge C18 3.5u 2.1x50 mm with Water:MeOH and 0.1% Formic Acid | 308.3 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 | 219.6 seconds | 40023050 |
| HILIC_BDD_2 = Merck SeQuant ZIC-HILIC with ACN(0.1% formic acid):water(16 mM ammonium formate) | 856.6 seconds | 40023050 |
| UniToyama_Atlantis = RP Waters Atlantis T3 (2.1 x 150 mm, 5 um) with ACN:Water and 0.1% Formic Acid | 599.9 seconds | 40023050 |
| BDD_C18 = Hypersil Gold 1.9µm C18 with Water:ACN and 0.1% Formic Acid | 41.4 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 | 732.8 seconds | 40023050 |
| SNU_RIKEN_POS = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 206.2 seconds | 40023050 |
| RPMMFDA = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 287.3 seconds | 40023050 |
| MTBLS87 = Merck SeQuant ZIC-pHILIC column with ACN:Water and :ammonium carbonate | 663.7 seconds | 40023050 |
| KI_GIAR_zic_HILIC_pH2_7 = Merck SeQuant ZIC-HILIC with ACN:Water and 0.1% FA | 492.3 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 | 368.1 seconds | 40023050 |
| Derivative Name / Structure | SMILES | Kovats RI Value | Column Type | Reference |
|---|
| Glycyl-Serine,1TMS,isomer #1 | C[Si](C)(C)OC(CN)=NC(CO)C(=O)O | 1698.6 | Semi standard non polar | 33892256 |
| Glycyl-Serine,1TMS,isomer #2 | C[Si](C)(C)OCC(N=C(O)CN)C(=O)O | 1735.6 | Semi standard non polar | 33892256 |
| Glycyl-Serine,1TMS,isomer #3 | C[Si](C)(C)OC(=O)C(CO)N=C(O)CN | 1714.0 | Semi standard non polar | 33892256 |
| Glycyl-Serine,1TMS,isomer #4 | C[Si](C)(C)NCC(O)=NC(CO)C(=O)O | 1791.9 | Semi standard non polar | 33892256 |
| Glycyl-Serine,2TMS,isomer #1 | C[Si](C)(C)OCC(N=C(CN)O[Si](C)(C)C)C(=O)O | 1741.0 | Semi standard non polar | 33892256 |
| Glycyl-Serine,2TMS,isomer #2 | C[Si](C)(C)OC(=O)C(CO)N=C(CN)O[Si](C)(C)C | 1714.8 | Semi standard non polar | 33892256 |
| Glycyl-Serine,2TMS,isomer #3 | C[Si](C)(C)NCC(=NC(CO)C(=O)O)O[Si](C)(C)C | 1794.4 | Semi standard non polar | 33892256 |
| Glycyl-Serine,2TMS,isomer #4 | C[Si](C)(C)OCC(N=C(O)CN)C(=O)O[Si](C)(C)C | 1746.1 | Semi standard non polar | 33892256 |
| Glycyl-Serine,2TMS,isomer #5 | C[Si](C)(C)NCC(O)=NC(CO[Si](C)(C)C)C(=O)O | 1851.1 | Semi standard non polar | 33892256 |
| Glycyl-Serine,2TMS,isomer #6 | C[Si](C)(C)NCC(O)=NC(CO)C(=O)O[Si](C)(C)C | 1827.9 | Semi standard non polar | 33892256 |
| Glycyl-Serine,2TMS,isomer #7 | C[Si](C)(C)N(CC(O)=NC(CO)C(=O)O)[Si](C)(C)C | 1961.7 | Semi standard non polar | 33892256 |
| Glycyl-Serine,3TMS,isomer #1 | C[Si](C)(C)OCC(N=C(CN)O[Si](C)(C)C)C(=O)O[Si](C)(C)C | 1752.8 | Semi standard non polar | 33892256 |
| Glycyl-Serine,3TMS,isomer #2 | C[Si](C)(C)NCC(=NC(CO[Si](C)(C)C)C(=O)O)O[Si](C)(C)C | 1819.7 | Semi standard non polar | 33892256 |
| Glycyl-Serine,3TMS,isomer #3 | C[Si](C)(C)NCC(=NC(CO)C(=O)O[Si](C)(C)C)O[Si](C)(C)C | 1805.1 | Semi standard non polar | 33892256 |
| Glycyl-Serine,3TMS,isomer #4 | C[Si](C)(C)OC(CN([Si](C)(C)C)[Si](C)(C)C)=NC(CO)C(=O)O | 1984.9 | Semi standard non polar | 33892256 |
| Glycyl-Serine,3TMS,isomer #5 | C[Si](C)(C)NCC(O)=NC(CO[Si](C)(C)C)C(=O)O[Si](C)(C)C | 1837.9 | Semi standard non polar | 33892256 |
| Glycyl-Serine,3TMS,isomer #6 | C[Si](C)(C)OCC(N=C(O)CN([Si](C)(C)C)[Si](C)(C)C)C(=O)O | 2008.1 | Semi standard non polar | 33892256 |
| Glycyl-Serine,3TMS,isomer #7 | C[Si](C)(C)OC(=O)C(CO)N=C(O)CN([Si](C)(C)C)[Si](C)(C)C | 1984.1 | Semi standard non polar | 33892256 |
| Glycyl-Serine,4TMS,isomer #1 | C[Si](C)(C)NCC(=NC(CO[Si](C)(C)C)C(=O)O[Si](C)(C)C)O[Si](C)(C)C | 1822.9 | Semi standard non polar | 33892256 |
| Glycyl-Serine,4TMS,isomer #1 | C[Si](C)(C)NCC(=NC(CO[Si](C)(C)C)C(=O)O[Si](C)(C)C)O[Si](C)(C)C | 1832.6 | Standard non polar | 33892256 |
| Glycyl-Serine,4TMS,isomer #2 | C[Si](C)(C)OCC(N=C(CN([Si](C)(C)C)[Si](C)(C)C)O[Si](C)(C)C)C(=O)O | 2016.6 | Semi standard non polar | 33892256 |
| Glycyl-Serine,4TMS,isomer #2 | C[Si](C)(C)OCC(N=C(CN([Si](C)(C)C)[Si](C)(C)C)O[Si](C)(C)C)C(=O)O | 1955.4 | Standard non polar | 33892256 |
| Glycyl-Serine,4TMS,isomer #3 | C[Si](C)(C)OC(=O)C(CO)N=C(CN([Si](C)(C)C)[Si](C)(C)C)O[Si](C)(C)C | 1989.3 | Semi standard non polar | 33892256 |
| Glycyl-Serine,4TMS,isomer #3 | C[Si](C)(C)OC(=O)C(CO)N=C(CN([Si](C)(C)C)[Si](C)(C)C)O[Si](C)(C)C | 1897.9 | Standard non polar | 33892256 |
| Glycyl-Serine,4TMS,isomer #4 | C[Si](C)(C)OCC(N=C(O)CN([Si](C)(C)C)[Si](C)(C)C)C(=O)O[Si](C)(C)C | 2020.0 | Semi standard non polar | 33892256 |
| Glycyl-Serine,4TMS,isomer #4 | C[Si](C)(C)OCC(N=C(O)CN([Si](C)(C)C)[Si](C)(C)C)C(=O)O[Si](C)(C)C | 1931.7 | Standard non polar | 33892256 |
| Glycyl-Serine,5TMS,isomer #1 | C[Si](C)(C)OCC(N=C(CN([Si](C)(C)C)[Si](C)(C)C)O[Si](C)(C)C)C(=O)O[Si](C)(C)C | 2036.7 | Semi standard non polar | 33892256 |
| Glycyl-Serine,5TMS,isomer #1 | C[Si](C)(C)OCC(N=C(CN([Si](C)(C)C)[Si](C)(C)C)O[Si](C)(C)C)C(=O)O[Si](C)(C)C | 1951.7 | Standard non polar | 33892256 |
| Glycyl-Serine,1TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)OC(CN)=NC(CO)C(=O)O | 1949.6 | Semi standard non polar | 33892256 |
| Glycyl-Serine,1TBDMS,isomer #2 | CC(C)(C)[Si](C)(C)OCC(N=C(O)CN)C(=O)O | 1968.7 | Semi standard non polar | 33892256 |
| Glycyl-Serine,1TBDMS,isomer #3 | CC(C)(C)[Si](C)(C)OC(=O)C(CO)N=C(O)CN | 1916.4 | Semi standard non polar | 33892256 |
| Glycyl-Serine,1TBDMS,isomer #4 | CC(C)(C)[Si](C)(C)NCC(O)=NC(CO)C(=O)O | 2018.4 | Semi standard non polar | 33892256 |
| Glycyl-Serine,2TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)OCC(N=C(CN)O[Si](C)(C)C(C)(C)C)C(=O)O | 2176.5 | Semi standard non polar | 33892256 |
| Glycyl-Serine,2TBDMS,isomer #2 | CC(C)(C)[Si](C)(C)OC(=O)C(CO)N=C(CN)O[Si](C)(C)C(C)(C)C | 2144.9 | Semi standard non polar | 33892256 |
| Glycyl-Serine,2TBDMS,isomer #3 | CC(C)(C)[Si](C)(C)NCC(=NC(CO)C(=O)O)O[Si](C)(C)C(C)(C)C | 2234.4 | Semi standard non polar | 33892256 |
| Glycyl-Serine,2TBDMS,isomer #4 | CC(C)(C)[Si](C)(C)OCC(N=C(O)CN)C(=O)O[Si](C)(C)C(C)(C)C | 2183.7 | Semi standard non polar | 33892256 |
| Glycyl-Serine,2TBDMS,isomer #5 | CC(C)(C)[Si](C)(C)NCC(O)=NC(CO[Si](C)(C)C(C)(C)C)C(=O)O | 2265.5 | Semi standard non polar | 33892256 |
| Glycyl-Serine,2TBDMS,isomer #6 | CC(C)(C)[Si](C)(C)NCC(O)=NC(CO)C(=O)O[Si](C)(C)C(C)(C)C | 2240.6 | Semi standard non polar | 33892256 |
| Glycyl-Serine,2TBDMS,isomer #7 | CC(C)(C)[Si](C)(C)N(CC(O)=NC(CO)C(=O)O)[Si](C)(C)C(C)(C)C | 2314.2 | Semi standard non polar | 33892256 |
| Glycyl-Serine,3TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)OCC(N=C(CN)O[Si](C)(C)C(C)(C)C)C(=O)O[Si](C)(C)C(C)(C)C | 2347.5 | Semi standard non polar | 33892256 |
| Glycyl-Serine,3TBDMS,isomer #2 | CC(C)(C)[Si](C)(C)NCC(=NC(CO[Si](C)(C)C(C)(C)C)C(=O)O)O[Si](C)(C)C(C)(C)C | 2413.9 | Semi standard non polar | 33892256 |
| Glycyl-Serine,3TBDMS,isomer #3 | CC(C)(C)[Si](C)(C)NCC(=NC(CO)C(=O)O[Si](C)(C)C(C)(C)C)O[Si](C)(C)C(C)(C)C | 2394.5 | Semi standard non polar | 33892256 |
| Glycyl-Serine,3TBDMS,isomer #4 | CC(C)(C)[Si](C)(C)OC(CN([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C)=NC(CO)C(=O)O | 2581.7 | Semi standard non polar | 33892256 |
| Glycyl-Serine,3TBDMS,isomer #5 | CC(C)(C)[Si](C)(C)NCC(O)=NC(CO[Si](C)(C)C(C)(C)C)C(=O)O[Si](C)(C)C(C)(C)C | 2443.1 | Semi standard non polar | 33892256 |
| Glycyl-Serine,3TBDMS,isomer #6 | CC(C)(C)[Si](C)(C)OCC(N=C(O)CN([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C)C(=O)O | 2553.3 | Semi standard non polar | 33892256 |
| Glycyl-Serine,3TBDMS,isomer #7 | CC(C)(C)[Si](C)(C)OC(=O)C(CO)N=C(O)CN([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C | 2533.1 | Semi standard non polar | 33892256 |
| Glycyl-Serine,4TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)NCC(=NC(CO[Si](C)(C)C(C)(C)C)C(=O)O[Si](C)(C)C(C)(C)C)O[Si](C)(C)C(C)(C)C | 2594.8 | Semi standard non polar | 33892256 |
| Glycyl-Serine,4TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)NCC(=NC(CO[Si](C)(C)C(C)(C)C)C(=O)O[Si](C)(C)C(C)(C)C)O[Si](C)(C)C(C)(C)C | 2529.5 | Standard non polar | 33892256 |
| Glycyl-Serine,4TBDMS,isomer #2 | CC(C)(C)[Si](C)(C)OCC(N=C(CN([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C)O[Si](C)(C)C(C)(C)C)C(=O)O | 2806.0 | Semi standard non polar | 33892256 |
| Glycyl-Serine,4TBDMS,isomer #2 | CC(C)(C)[Si](C)(C)OCC(N=C(CN([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C)O[Si](C)(C)C(C)(C)C)C(=O)O | 2626.8 | Standard non polar | 33892256 |
| Glycyl-Serine,4TBDMS,isomer #3 | CC(C)(C)[Si](C)(C)OC(=O)C(CO)N=C(CN([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C)O[Si](C)(C)C(C)(C)C | 2784.0 | Semi standard non polar | 33892256 |
| Glycyl-Serine,4TBDMS,isomer #3 | CC(C)(C)[Si](C)(C)OC(=O)C(CO)N=C(CN([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C)O[Si](C)(C)C(C)(C)C | 2620.6 | Standard non polar | 33892256 |
| Glycyl-Serine,4TBDMS,isomer #4 | CC(C)(C)[Si](C)(C)OCC(N=C(O)CN([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C)C(=O)O[Si](C)(C)C(C)(C)C | 2774.8 | Semi standard non polar | 33892256 |
| Glycyl-Serine,4TBDMS,isomer #4 | CC(C)(C)[Si](C)(C)OCC(N=C(O)CN([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C)C(=O)O[Si](C)(C)C(C)(C)C | 2712.9 | Standard non polar | 33892256 |
| Glycyl-Serine,5TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)OCC(N=C(CN([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C)O[Si](C)(C)C(C)(C)C)C(=O)O[Si](C)(C)C(C)(C)C | 3012.7 | Semi standard non polar | 33892256 |
| Glycyl-Serine,5TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)OCC(N=C(CN([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C)O[Si](C)(C)C(C)(C)C)C(=O)O[Si](C)(C)C(C)(C)C | 2809.5 | Standard non polar | 33892256 |