| 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. | 1.8 minutes | 32390414 |
| Predicted by Siyang on May 30, 2022 | 8.9065 minutes | 33406817 |
| Predicted by Siyang using ReTip algorithm on June 8, 2022 | 9.29 minutes | 32390414 |
| AjsUoB = Accucore 150 Amide HILIC with 10mM Ammonium Formate, 0.1% Formic Acid | 391.7 seconds | 40023050 |
| Fem_Long = Waters ACQUITY UPLC HSS T3 C18 with Water:MeOH and 0.1% Formic Acid | 421.6 seconds | 40023050 |
| Fem_Lipids = Ascentis Express C18 with (60:40 water:ACN):(90:10 IPA:ACN) and 10mM NH4COOH + 0.1% Formic Acid | 242.3 seconds | 40023050 |
| Life_Old = Waters ACQUITY UPLC BEH C18 with Water:(20:80 acetone:ACN) and 0.1% Formic Acid | 62.3 seconds | 40023050 |
| Life_New = RP Waters ACQUITY UPLC HSS T3 C18 with Water:(30:70 MeOH:ACN) and 0.1% Formic Acid | 161.8 seconds | 40023050 |
| RIKEN = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 48.2 seconds | 40023050 |
| Eawag_XBridgeC18 = XBridge C18 3.5u 2.1x50 mm with Water:MeOH and 0.1% Formic Acid | 271.8 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 | 246.5 seconds | 40023050 |
| HILIC_BDD_2 = Merck SeQuant ZIC-HILIC with ACN(0.1% formic acid):water(16 mM ammonium formate) | 906.0 seconds | 40023050 |
| UniToyama_Atlantis = RP Waters Atlantis T3 (2.1 x 150 mm, 5 um) with ACN:Water and 0.1% Formic Acid | 550.2 seconds | 40023050 |
| BDD_C18 = Hypersil Gold 1.9µm C18 with Water:ACN and 0.1% Formic Acid | 41.3 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 | 693.8 seconds | 40023050 |
| SNU_RIKEN_POS = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 178.1 seconds | 40023050 |
| RPMMFDA = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 217.4 seconds | 40023050 |
| MTBLS87 = Merck SeQuant ZIC-pHILIC column with ACN:Water and :ammonium carbonate | 737.9 seconds | 40023050 |
| KI_GIAR_zic_HILIC_pH2_7 = Merck SeQuant ZIC-HILIC with ACN:Water and 0.1% FA | 638.4 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 | 365.5 seconds | 40023050 |
| Derivative Name / Structure | SMILES | Kovats RI Value | Column Type | Reference |
|---|
| Asparaginyl-Proline,1TMS,isomer #1 | C[Si](C)(C)OC(=O)C1CCCN1C(=O)C(N)CC(N)=O | 2238.0 | Semi standard non polar | 33892256 |
| Asparaginyl-Proline,1TMS,isomer #2 | C[Si](C)(C)NC(CC(N)=O)C(=O)N1CCCC1C(=O)O | 2323.8 | Semi standard non polar | 33892256 |
| Asparaginyl-Proline,1TMS,isomer #3 | C[Si](C)(C)NC(=O)CC(N)C(=O)N1CCCC1C(=O)O | 2302.6 | Semi standard non polar | 33892256 |
| Asparaginyl-Proline,2TMS,isomer #1 | C[Si](C)(C)NC(CC(N)=O)C(=O)N1CCCC1C(=O)O[Si](C)(C)C | 2320.6 | Semi standard non polar | 33892256 |
| Asparaginyl-Proline,2TMS,isomer #1 | C[Si](C)(C)NC(CC(N)=O)C(=O)N1CCCC1C(=O)O[Si](C)(C)C | 2203.6 | Standard non polar | 33892256 |
| Asparaginyl-Proline,2TMS,isomer #2 | C[Si](C)(C)NC(=O)CC(N)C(=O)N1CCCC1C(=O)O[Si](C)(C)C | 2282.3 | Semi standard non polar | 33892256 |
| Asparaginyl-Proline,2TMS,isomer #2 | C[Si](C)(C)NC(=O)CC(N)C(=O)N1CCCC1C(=O)O[Si](C)(C)C | 2296.7 | Standard non polar | 33892256 |
| Asparaginyl-Proline,2TMS,isomer #3 | C[Si](C)(C)NC(=O)CC(N[Si](C)(C)C)C(=O)N1CCCC1C(=O)O | 2368.1 | Semi standard non polar | 33892256 |
| Asparaginyl-Proline,2TMS,isomer #3 | C[Si](C)(C)NC(=O)CC(N[Si](C)(C)C)C(=O)N1CCCC1C(=O)O | 2341.3 | Standard non polar | 33892256 |
| Asparaginyl-Proline,2TMS,isomer #4 | C[Si](C)(C)N(C(CC(N)=O)C(=O)N1CCCC1C(=O)O)[Si](C)(C)C | 2449.1 | Semi standard non polar | 33892256 |
| Asparaginyl-Proline,2TMS,isomer #4 | C[Si](C)(C)N(C(CC(N)=O)C(=O)N1CCCC1C(=O)O)[Si](C)(C)C | 2285.7 | Standard non polar | 33892256 |
| Asparaginyl-Proline,2TMS,isomer #5 | C[Si](C)(C)N(C(=O)CC(N)C(=O)N1CCCC1C(=O)O)[Si](C)(C)C | 2369.8 | Semi standard non polar | 33892256 |
| Asparaginyl-Proline,2TMS,isomer #5 | C[Si](C)(C)N(C(=O)CC(N)C(=O)N1CCCC1C(=O)O)[Si](C)(C)C | 2361.0 | Standard non polar | 33892256 |
| Asparaginyl-Proline,3TMS,isomer #1 | C[Si](C)(C)NC(=O)CC(N[Si](C)(C)C)C(=O)N1CCCC1C(=O)O[Si](C)(C)C | 2343.2 | Semi standard non polar | 33892256 |
| Asparaginyl-Proline,3TMS,isomer #1 | C[Si](C)(C)NC(=O)CC(N[Si](C)(C)C)C(=O)N1CCCC1C(=O)O[Si](C)(C)C | 2375.1 | Standard non polar | 33892256 |
| Asparaginyl-Proline,3TMS,isomer #2 | C[Si](C)(C)OC(=O)C1CCCN1C(=O)C(CC(N)=O)N([Si](C)(C)C)[Si](C)(C)C | 2456.2 | Semi standard non polar | 33892256 |
| Asparaginyl-Proline,3TMS,isomer #2 | C[Si](C)(C)OC(=O)C1CCCN1C(=O)C(CC(N)=O)N([Si](C)(C)C)[Si](C)(C)C | 2330.4 | Standard non polar | 33892256 |
| Asparaginyl-Proline,3TMS,isomer #3 | C[Si](C)(C)OC(=O)C1CCCN1C(=O)C(N)CC(=O)N([Si](C)(C)C)[Si](C)(C)C | 2348.8 | Semi standard non polar | 33892256 |
| Asparaginyl-Proline,3TMS,isomer #3 | C[Si](C)(C)OC(=O)C1CCCN1C(=O)C(N)CC(=O)N([Si](C)(C)C)[Si](C)(C)C | 2401.3 | Standard non polar | 33892256 |
| Asparaginyl-Proline,3TMS,isomer #4 | C[Si](C)(C)NC(CC(=O)N([Si](C)(C)C)[Si](C)(C)C)C(=O)N1CCCC1C(=O)O | 2411.0 | Semi standard non polar | 33892256 |
| Asparaginyl-Proline,3TMS,isomer #4 | C[Si](C)(C)NC(CC(=O)N([Si](C)(C)C)[Si](C)(C)C)C(=O)N1CCCC1C(=O)O | 2434.9 | Standard non polar | 33892256 |
| Asparaginyl-Proline,3TMS,isomer #5 | C[Si](C)(C)NC(=O)CC(C(=O)N1CCCC1C(=O)O)N([Si](C)(C)C)[Si](C)(C)C | 2488.9 | Semi standard non polar | 33892256 |
| Asparaginyl-Proline,3TMS,isomer #5 | C[Si](C)(C)NC(=O)CC(C(=O)N1CCCC1C(=O)O)N([Si](C)(C)C)[Si](C)(C)C | 2447.3 | Standard non polar | 33892256 |
| Asparaginyl-Proline,4TMS,isomer #1 | C[Si](C)(C)NC(CC(=O)N([Si](C)(C)C)[Si](C)(C)C)C(=O)N1CCCC1C(=O)O[Si](C)(C)C | 2408.0 | Semi standard non polar | 33892256 |
| Asparaginyl-Proline,4TMS,isomer #1 | C[Si](C)(C)NC(CC(=O)N([Si](C)(C)C)[Si](C)(C)C)C(=O)N1CCCC1C(=O)O[Si](C)(C)C | 2467.9 | Standard non polar | 33892256 |
| Asparaginyl-Proline,4TMS,isomer #2 | C[Si](C)(C)NC(=O)CC(C(=O)N1CCCC1C(=O)O[Si](C)(C)C)N([Si](C)(C)C)[Si](C)(C)C | 2477.4 | Semi standard non polar | 33892256 |
| Asparaginyl-Proline,4TMS,isomer #2 | C[Si](C)(C)NC(=O)CC(C(=O)N1CCCC1C(=O)O[Si](C)(C)C)N([Si](C)(C)C)[Si](C)(C)C | 2475.0 | Standard non polar | 33892256 |
| Asparaginyl-Proline,4TMS,isomer #3 | C[Si](C)(C)N(C(=O)CC(C(=O)N1CCCC1C(=O)O)N([Si](C)(C)C)[Si](C)(C)C)[Si](C)(C)C | 2595.1 | Semi standard non polar | 33892256 |
| Asparaginyl-Proline,4TMS,isomer #3 | C[Si](C)(C)N(C(=O)CC(C(=O)N1CCCC1C(=O)O)N([Si](C)(C)C)[Si](C)(C)C)[Si](C)(C)C | 2551.9 | Standard non polar | 33892256 |
| Asparaginyl-Proline,5TMS,isomer #1 | C[Si](C)(C)OC(=O)C1CCCN1C(=O)C(CC(=O)N([Si](C)(C)C)[Si](C)(C)C)N([Si](C)(C)C)[Si](C)(C)C | 2608.4 | Semi standard non polar | 33892256 |
| Asparaginyl-Proline,5TMS,isomer #1 | C[Si](C)(C)OC(=O)C1CCCN1C(=O)C(CC(=O)N([Si](C)(C)C)[Si](C)(C)C)N([Si](C)(C)C)[Si](C)(C)C | 2575.7 | Standard non polar | 33892256 |
| Asparaginyl-Proline,1TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)OC(=O)C1CCCN1C(=O)C(N)CC(N)=O | 2505.1 | Semi standard non polar | 33892256 |
| Asparaginyl-Proline,1TBDMS,isomer #2 | CC(C)(C)[Si](C)(C)NC(CC(N)=O)C(=O)N1CCCC1C(=O)O | 2572.2 | Semi standard non polar | 33892256 |
| Asparaginyl-Proline,1TBDMS,isomer #3 | CC(C)(C)[Si](C)(C)NC(=O)CC(N)C(=O)N1CCCC1C(=O)O | 2575.8 | Semi standard non polar | 33892256 |
| Asparaginyl-Proline,2TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)NC(CC(N)=O)C(=O)N1CCCC1C(=O)O[Si](C)(C)C(C)(C)C | 2804.2 | Semi standard non polar | 33892256 |
| Asparaginyl-Proline,2TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)NC(CC(N)=O)C(=O)N1CCCC1C(=O)O[Si](C)(C)C(C)(C)C | 2609.5 | Standard non polar | 33892256 |
| Asparaginyl-Proline,2TBDMS,isomer #2 | CC(C)(C)[Si](C)(C)NC(=O)CC(N)C(=O)N1CCCC1C(=O)O[Si](C)(C)C(C)(C)C | 2781.6 | Semi standard non polar | 33892256 |
| Asparaginyl-Proline,2TBDMS,isomer #2 | CC(C)(C)[Si](C)(C)NC(=O)CC(N)C(=O)N1CCCC1C(=O)O[Si](C)(C)C(C)(C)C | 2701.3 | Standard non polar | 33892256 |
| Asparaginyl-Proline,2TBDMS,isomer #3 | CC(C)(C)[Si](C)(C)NC(=O)CC(N[Si](C)(C)C(C)(C)C)C(=O)N1CCCC1C(=O)O | 2877.6 | Semi standard non polar | 33892256 |
| Asparaginyl-Proline,2TBDMS,isomer #3 | CC(C)(C)[Si](C)(C)NC(=O)CC(N[Si](C)(C)C(C)(C)C)C(=O)N1CCCC1C(=O)O | 2725.3 | Standard non polar | 33892256 |
| Asparaginyl-Proline,2TBDMS,isomer #4 | CC(C)(C)[Si](C)(C)N(C(CC(N)=O)C(=O)N1CCCC1C(=O)O)[Si](C)(C)C(C)(C)C | 2888.9 | Semi standard non polar | 33892256 |
| Asparaginyl-Proline,2TBDMS,isomer #4 | CC(C)(C)[Si](C)(C)N(C(CC(N)=O)C(=O)N1CCCC1C(=O)O)[Si](C)(C)C(C)(C)C | 2702.6 | Standard non polar | 33892256 |
| Asparaginyl-Proline,2TBDMS,isomer #5 | CC(C)(C)[Si](C)(C)N(C(=O)CC(N)C(=O)N1CCCC1C(=O)O)[Si](C)(C)C(C)(C)C | 2859.1 | Semi standard non polar | 33892256 |
| Asparaginyl-Proline,2TBDMS,isomer #5 | CC(C)(C)[Si](C)(C)N(C(=O)CC(N)C(=O)N1CCCC1C(=O)O)[Si](C)(C)C(C)(C)C | 2779.4 | Standard non polar | 33892256 |
| Asparaginyl-Proline,3TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)NC(=O)CC(N[Si](C)(C)C(C)(C)C)C(=O)N1CCCC1C(=O)O[Si](C)(C)C(C)(C)C | 3044.4 | Semi standard non polar | 33892256 |
| Asparaginyl-Proline,3TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)NC(=O)CC(N[Si](C)(C)C(C)(C)C)C(=O)N1CCCC1C(=O)O[Si](C)(C)C(C)(C)C | 2912.5 | Standard non polar | 33892256 |
| Asparaginyl-Proline,3TBDMS,isomer #2 | CC(C)(C)[Si](C)(C)OC(=O)C1CCCN1C(=O)C(CC(N)=O)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C | 3100.6 | Semi standard non polar | 33892256 |
| Asparaginyl-Proline,3TBDMS,isomer #2 | CC(C)(C)[Si](C)(C)OC(=O)C1CCCN1C(=O)C(CC(N)=O)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C | 2906.8 | Standard non polar | 33892256 |
| Asparaginyl-Proline,3TBDMS,isomer #3 | CC(C)(C)[Si](C)(C)OC(=O)C1CCCN1C(=O)C(N)CC(=O)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C | 3032.1 | Semi standard non polar | 33892256 |
| Asparaginyl-Proline,3TBDMS,isomer #3 | CC(C)(C)[Si](C)(C)OC(=O)C1CCCN1C(=O)C(N)CC(=O)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C | 2986.9 | Standard non polar | 33892256 |
| Asparaginyl-Proline,3TBDMS,isomer #4 | CC(C)(C)[Si](C)(C)NC(CC(=O)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C)C(=O)N1CCCC1C(=O)O | 3139.4 | Semi standard non polar | 33892256 |
| Asparaginyl-Proline,3TBDMS,isomer #4 | CC(C)(C)[Si](C)(C)NC(CC(=O)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C)C(=O)N1CCCC1C(=O)O | 3020.4 | Standard non polar | 33892256 |
| Asparaginyl-Proline,3TBDMS,isomer #5 | CC(C)(C)[Si](C)(C)NC(=O)CC(C(=O)N1CCCC1C(=O)O)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C | 3165.5 | Semi standard non polar | 33892256 |
| Asparaginyl-Proline,3TBDMS,isomer #5 | CC(C)(C)[Si](C)(C)NC(=O)CC(C(=O)N1CCCC1C(=O)O)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C | 3001.7 | Standard non polar | 33892256 |
| Asparaginyl-Proline,4TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)NC(CC(=O)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C)C(=O)N1CCCC1C(=O)O[Si](C)(C)C(C)(C)C | 3306.2 | Semi standard non polar | 33892256 |
| Asparaginyl-Proline,4TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)NC(CC(=O)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C)C(=O)N1CCCC1C(=O)O[Si](C)(C)C(C)(C)C | 3175.5 | Standard non polar | 33892256 |
| Asparaginyl-Proline,4TBDMS,isomer #2 | CC(C)(C)[Si](C)(C)NC(=O)CC(C(=O)N1CCCC1C(=O)O[Si](C)(C)C(C)(C)C)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C | 3352.8 | Semi standard non polar | 33892256 |
| Asparaginyl-Proline,4TBDMS,isomer #2 | CC(C)(C)[Si](C)(C)NC(=O)CC(C(=O)N1CCCC1C(=O)O[Si](C)(C)C(C)(C)C)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C | 3162.7 | Standard non polar | 33892256 |
| Asparaginyl-Proline,4TBDMS,isomer #3 | CC(C)(C)[Si](C)(C)N(C(=O)CC(C(=O)N1CCCC1C(=O)O)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C | 3450.5 | Semi standard non polar | 33892256 |
| Asparaginyl-Proline,4TBDMS,isomer #3 | CC(C)(C)[Si](C)(C)N(C(=O)CC(C(=O)N1CCCC1C(=O)O)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C | 3279.6 | Standard non polar | 33892256 |
| Asparaginyl-Proline,5TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)OC(=O)C1CCCN1C(=O)C(CC(=O)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C | 3627.6 | Semi standard non polar | 33892256 |
| Asparaginyl-Proline,5TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)OC(=O)C1CCCN1C(=O)C(CC(=O)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C | 3416.8 | Standard non polar | 33892256 |