| 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. | 1.12 minutes | 32390414 |
| Predicted by Siyang on May 30, 2022 | 9.8785 minutes | 33406817 |
| Predicted by Siyang using ReTip algorithm on June 8, 2022 | 8.79 minutes | 32390414 |
| AjsUoB = Accucore 150 Amide HILIC with 10mM Ammonium Formate, 0.1% Formic Acid | 419.2 seconds | 40023050 |
| Fem_Long = Waters ACQUITY UPLC HSS T3 C18 with Water:MeOH and 0.1% Formic Acid | 489.2 seconds | 40023050 |
| Fem_Lipids = Ascentis Express C18 with (60:40 water:ACN):(90:10 IPA:ACN) and 10mM NH4COOH + 0.1% Formic Acid | 310.2 seconds | 40023050 |
| Life_Old = Waters ACQUITY UPLC BEH C18 with Water:(20:80 acetone:ACN) and 0.1% Formic Acid | 34.1 seconds | 40023050 |
| Life_New = RP Waters ACQUITY UPLC HSS T3 C18 with Water:(30:70 MeOH:ACN) and 0.1% Formic Acid | 181.8 seconds | 40023050 |
| RIKEN = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 75.9 seconds | 40023050 |
| Eawag_XBridgeC18 = XBridge C18 3.5u 2.1x50 mm with Water:MeOH and 0.1% Formic Acid | 304.7 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 | 226.5 seconds | 40023050 |
| HILIC_BDD_2 = Merck SeQuant ZIC-HILIC with ACN(0.1% formic acid):water(16 mM ammonium formate) | 897.9 seconds | 40023050 |
| UniToyama_Atlantis = RP Waters Atlantis T3 (2.1 x 150 mm, 5 um) with ACN:Water and 0.1% Formic Acid | 593.5 seconds | 40023050 |
| BDD_C18 = Hypersil Gold 1.9µm C18 with Water:ACN and 0.1% Formic Acid | 41.9 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 | 777.4 seconds | 40023050 |
| SNU_RIKEN_POS = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 202.3 seconds | 40023050 |
| RPMMFDA = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 283.3 seconds | 40023050 |
| MTBLS87 = Merck SeQuant ZIC-pHILIC column with ACN:Water and :ammonium carbonate | 656.8 seconds | 40023050 |
| KI_GIAR_zic_HILIC_pH2_7 = Merck SeQuant ZIC-HILIC with ACN:Water and 0.1% FA | 494.5 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 | 447.5 seconds | 40023050 |
| Derivative Name / Structure | SMILES | Kovats RI Value | Column Type | Reference |
|---|
| Penmacric acid,1TMS,isomer #1 | C[Si](C)(C)OC(=O)C1CC(C(N)C(=O)O)C(=O)N1 | 2023.2 | Semi standard non polar | 33892256 |
| Penmacric acid,1TMS,isomer #2 | C[Si](C)(C)OC(=O)C(N)C1CC(C(=O)O)NC1=O | 2043.6 | Semi standard non polar | 33892256 |
| Penmacric acid,1TMS,isomer #3 | C[Si](C)(C)NC(C(=O)O)C1CC(C(=O)O)NC1=O | 2080.9 | Semi standard non polar | 33892256 |
| Penmacric acid,1TMS,isomer #4 | C[Si](C)(C)N1C(=O)C(C(N)C(=O)O)CC1C(=O)O | 2031.5 | Semi standard non polar | 33892256 |
| Penmacric acid,2TMS,isomer #1 | C[Si](C)(C)OC(=O)C1CC(C(N)C(=O)O[Si](C)(C)C)C(=O)N1 | 2051.3 | Semi standard non polar | 33892256 |
| Penmacric acid,2TMS,isomer #2 | C[Si](C)(C)NC(C(=O)O)C1CC(C(=O)O[Si](C)(C)C)NC1=O | 2089.2 | Semi standard non polar | 33892256 |
| Penmacric acid,2TMS,isomer #3 | C[Si](C)(C)OC(=O)C1CC(C(N)C(=O)O)C(=O)N1[Si](C)(C)C | 2063.9 | Semi standard non polar | 33892256 |
| Penmacric acid,2TMS,isomer #4 | C[Si](C)(C)NC(C(=O)O[Si](C)(C)C)C1CC(C(=O)O)NC1=O | 2095.4 | Semi standard non polar | 33892256 |
| Penmacric acid,2TMS,isomer #5 | C[Si](C)(C)OC(=O)C(N)C1CC(C(=O)O)N([Si](C)(C)C)C1=O | 2063.5 | Semi standard non polar | 33892256 |
| Penmacric acid,2TMS,isomer #6 | C[Si](C)(C)N(C(C(=O)O)C1CC(C(=O)O)NC1=O)[Si](C)(C)C | 2203.5 | Semi standard non polar | 33892256 |
| Penmacric acid,2TMS,isomer #7 | C[Si](C)(C)NC(C(=O)O)C1CC(C(=O)O)N([Si](C)(C)C)C1=O | 2096.6 | Semi standard non polar | 33892256 |
| Penmacric acid,3TMS,isomer #1 | C[Si](C)(C)NC(C(=O)O[Si](C)(C)C)C1CC(C(=O)O[Si](C)(C)C)NC1=O | 2135.0 | Semi standard non polar | 33892256 |
| Penmacric acid,3TMS,isomer #1 | C[Si](C)(C)NC(C(=O)O[Si](C)(C)C)C1CC(C(=O)O[Si](C)(C)C)NC1=O | 2118.2 | Standard non polar | 33892256 |
| Penmacric acid,3TMS,isomer #2 | C[Si](C)(C)OC(=O)C(N)C1CC(C(=O)O[Si](C)(C)C)N([Si](C)(C)C)C1=O | 2086.3 | Semi standard non polar | 33892256 |
| Penmacric acid,3TMS,isomer #2 | C[Si](C)(C)OC(=O)C(N)C1CC(C(=O)O[Si](C)(C)C)N([Si](C)(C)C)C1=O | 2042.2 | Standard non polar | 33892256 |
| Penmacric acid,3TMS,isomer #3 | C[Si](C)(C)OC(=O)C1CC(C(C(=O)O)N([Si](C)(C)C)[Si](C)(C)C)C(=O)N1 | 2219.5 | Semi standard non polar | 33892256 |
| Penmacric acid,3TMS,isomer #3 | C[Si](C)(C)OC(=O)C1CC(C(C(=O)O)N([Si](C)(C)C)[Si](C)(C)C)C(=O)N1 | 2185.0 | Standard non polar | 33892256 |
| Penmacric acid,3TMS,isomer #4 | C[Si](C)(C)NC(C(=O)O)C1CC(C(=O)O[Si](C)(C)C)N([Si](C)(C)C)C1=O | 2101.4 | Semi standard non polar | 33892256 |
| Penmacric acid,3TMS,isomer #4 | C[Si](C)(C)NC(C(=O)O)C1CC(C(=O)O[Si](C)(C)C)N([Si](C)(C)C)C1=O | 2067.3 | Standard non polar | 33892256 |
| Penmacric acid,3TMS,isomer #5 | C[Si](C)(C)OC(=O)C(C1CC(C(=O)O)NC1=O)N([Si](C)(C)C)[Si](C)(C)C | 2214.1 | Semi standard non polar | 33892256 |
| Penmacric acid,3TMS,isomer #5 | C[Si](C)(C)OC(=O)C(C1CC(C(=O)O)NC1=O)N([Si](C)(C)C)[Si](C)(C)C | 2158.8 | Standard non polar | 33892256 |
| Penmacric acid,3TMS,isomer #6 | C[Si](C)(C)NC(C(=O)O[Si](C)(C)C)C1CC(C(=O)O)N([Si](C)(C)C)C1=O | 2100.4 | Semi standard non polar | 33892256 |
| Penmacric acid,3TMS,isomer #6 | C[Si](C)(C)NC(C(=O)O[Si](C)(C)C)C1CC(C(=O)O)N([Si](C)(C)C)C1=O | 2076.1 | Standard non polar | 33892256 |
| Penmacric acid,3TMS,isomer #7 | C[Si](C)(C)N1C(=O)C(C(C(=O)O)N([Si](C)(C)C)[Si](C)(C)C)CC1C(=O)O | 2206.0 | Semi standard non polar | 33892256 |
| Penmacric acid,3TMS,isomer #7 | C[Si](C)(C)N1C(=O)C(C(C(=O)O)N([Si](C)(C)C)[Si](C)(C)C)CC1C(=O)O | 2138.1 | Standard non polar | 33892256 |
| Penmacric acid,4TMS,isomer #1 | C[Si](C)(C)OC(=O)C1CC(C(C(=O)O[Si](C)(C)C)N([Si](C)(C)C)[Si](C)(C)C)C(=O)N1 | 2229.3 | Semi standard non polar | 33892256 |
| Penmacric acid,4TMS,isomer #1 | C[Si](C)(C)OC(=O)C1CC(C(C(=O)O[Si](C)(C)C)N([Si](C)(C)C)[Si](C)(C)C)C(=O)N1 | 2242.6 | Standard non polar | 33892256 |
| Penmacric acid,4TMS,isomer #2 | C[Si](C)(C)NC(C(=O)O[Si](C)(C)C)C1CC(C(=O)O[Si](C)(C)C)N([Si](C)(C)C)C1=O | 2127.6 | Semi standard non polar | 33892256 |
| Penmacric acid,4TMS,isomer #2 | C[Si](C)(C)NC(C(=O)O[Si](C)(C)C)C1CC(C(=O)O[Si](C)(C)C)N([Si](C)(C)C)C1=O | 2167.9 | Standard non polar | 33892256 |
| Penmacric acid,4TMS,isomer #3 | C[Si](C)(C)OC(=O)C1CC(C(C(=O)O)N([Si](C)(C)C)[Si](C)(C)C)C(=O)N1[Si](C)(C)C | 2188.4 | Semi standard non polar | 33892256 |
| Penmacric acid,4TMS,isomer #3 | C[Si](C)(C)OC(=O)C1CC(C(C(=O)O)N([Si](C)(C)C)[Si](C)(C)C)C(=O)N1[Si](C)(C)C | 2228.5 | Standard non polar | 33892256 |
| Penmacric acid,4TMS,isomer #4 | C[Si](C)(C)OC(=O)C(C1CC(C(=O)O)N([Si](C)(C)C)C1=O)N([Si](C)(C)C)[Si](C)(C)C | 2196.8 | Semi standard non polar | 33892256 |
| Penmacric acid,4TMS,isomer #4 | C[Si](C)(C)OC(=O)C(C1CC(C(=O)O)N([Si](C)(C)C)C1=O)N([Si](C)(C)C)[Si](C)(C)C | 2227.2 | Standard non polar | 33892256 |
| Penmacric acid,5TMS,isomer #1 | C[Si](C)(C)OC(=O)C1CC(C(C(=O)O[Si](C)(C)C)N([Si](C)(C)C)[Si](C)(C)C)C(=O)N1[Si](C)(C)C | 2239.6 | Semi standard non polar | 33892256 |
| Penmacric acid,5TMS,isomer #1 | C[Si](C)(C)OC(=O)C1CC(C(C(=O)O[Si](C)(C)C)N([Si](C)(C)C)[Si](C)(C)C)C(=O)N1[Si](C)(C)C | 2310.6 | Standard non polar | 33892256 |
| Penmacric acid,1TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)OC(=O)C1CC(C(N)C(=O)O)C(=O)N1 | 2296.7 | Semi standard non polar | 33892256 |
| Penmacric acid,1TBDMS,isomer #2 | CC(C)(C)[Si](C)(C)OC(=O)C(N)C1CC(C(=O)O)NC1=O | 2317.7 | Semi standard non polar | 33892256 |
| Penmacric acid,1TBDMS,isomer #3 | CC(C)(C)[Si](C)(C)NC(C(=O)O)C1CC(C(=O)O)NC1=O | 2346.0 | Semi standard non polar | 33892256 |
| Penmacric acid,1TBDMS,isomer #4 | CC(C)(C)[Si](C)(C)N1C(=O)C(C(N)C(=O)O)CC1C(=O)O | 2325.9 | Semi standard non polar | 33892256 |
| Penmacric acid,2TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)OC(=O)C1CC(C(N)C(=O)O[Si](C)(C)C(C)(C)C)C(=O)N1 | 2518.1 | Semi standard non polar | 33892256 |
| Penmacric acid,2TBDMS,isomer #2 | CC(C)(C)[Si](C)(C)NC(C(=O)O)C1CC(C(=O)O[Si](C)(C)C(C)(C)C)NC1=O | 2583.7 | Semi standard non polar | 33892256 |
| Penmacric acid,2TBDMS,isomer #3 | CC(C)(C)[Si](C)(C)OC(=O)C1CC(C(N)C(=O)O)C(=O)N1[Si](C)(C)C(C)(C)C | 2536.5 | Semi standard non polar | 33892256 |
| Penmacric acid,2TBDMS,isomer #4 | CC(C)(C)[Si](C)(C)NC(C(=O)O[Si](C)(C)C(C)(C)C)C1CC(C(=O)O)NC1=O | 2582.4 | Semi standard non polar | 33892256 |
| Penmacric acid,2TBDMS,isomer #5 | CC(C)(C)[Si](C)(C)OC(=O)C(N)C1CC(C(=O)O)N([Si](C)(C)C(C)(C)C)C1=O | 2570.1 | Semi standard non polar | 33892256 |
| Penmacric acid,2TBDMS,isomer #6 | CC(C)(C)[Si](C)(C)N(C(C(=O)O)C1CC(C(=O)O)NC1=O)[Si](C)(C)C(C)(C)C | 2653.6 | Semi standard non polar | 33892256 |
| Penmacric acid,2TBDMS,isomer #7 | CC(C)(C)[Si](C)(C)NC(C(=O)O)C1CC(C(=O)O)N([Si](C)(C)C(C)(C)C)C1=O | 2591.0 | Semi standard non polar | 33892256 |
| Penmacric acid,3TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)NC(C(=O)O[Si](C)(C)C(C)(C)C)C1CC(C(=O)O[Si](C)(C)C(C)(C)C)NC1=O | 2772.2 | Semi standard non polar | 33892256 |
| Penmacric acid,3TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)NC(C(=O)O[Si](C)(C)C(C)(C)C)C1CC(C(=O)O[Si](C)(C)C(C)(C)C)NC1=O | 2704.7 | Standard non polar | 33892256 |
| Penmacric acid,3TBDMS,isomer #2 | CC(C)(C)[Si](C)(C)OC(=O)C(N)C1CC(C(=O)O[Si](C)(C)C(C)(C)C)N([Si](C)(C)C(C)(C)C)C1=O | 2759.1 | Semi standard non polar | 33892256 |
| Penmacric acid,3TBDMS,isomer #2 | CC(C)(C)[Si](C)(C)OC(=O)C(N)C1CC(C(=O)O[Si](C)(C)C(C)(C)C)N([Si](C)(C)C(C)(C)C)C1=O | 2671.5 | Standard non polar | 33892256 |
| Penmacric acid,3TBDMS,isomer #3 | CC(C)(C)[Si](C)(C)OC(=O)C1CC(C(C(=O)O)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C)C(=O)N1 | 2890.2 | Semi standard non polar | 33892256 |
| Penmacric acid,3TBDMS,isomer #3 | CC(C)(C)[Si](C)(C)OC(=O)C1CC(C(C(=O)O)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C)C(=O)N1 | 2765.8 | Standard non polar | 33892256 |
| Penmacric acid,3TBDMS,isomer #4 | CC(C)(C)[Si](C)(C)NC(C(=O)O)C1CC(C(=O)O[Si](C)(C)C(C)(C)C)N([Si](C)(C)C(C)(C)C)C1=O | 2783.5 | Semi standard non polar | 33892256 |
| Penmacric acid,3TBDMS,isomer #4 | CC(C)(C)[Si](C)(C)NC(C(=O)O)C1CC(C(=O)O[Si](C)(C)C(C)(C)C)N([Si](C)(C)C(C)(C)C)C1=O | 2689.3 | Standard non polar | 33892256 |
| Penmacric acid,3TBDMS,isomer #5 | CC(C)(C)[Si](C)(C)OC(=O)C(C1CC(C(=O)O)NC1=O)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C | 2880.2 | Semi standard non polar | 33892256 |
| Penmacric acid,3TBDMS,isomer #5 | CC(C)(C)[Si](C)(C)OC(=O)C(C1CC(C(=O)O)NC1=O)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C | 2765.2 | Standard non polar | 33892256 |
| Penmacric acid,3TBDMS,isomer #6 | CC(C)(C)[Si](C)(C)NC(C(=O)O[Si](C)(C)C(C)(C)C)C1CC(C(=O)O)N([Si](C)(C)C(C)(C)C)C1=O | 2805.6 | Semi standard non polar | 33892256 |
| Penmacric acid,3TBDMS,isomer #6 | CC(C)(C)[Si](C)(C)NC(C(=O)O[Si](C)(C)C(C)(C)C)C1CC(C(=O)O)N([Si](C)(C)C(C)(C)C)C1=O | 2684.4 | Standard non polar | 33892256 |
| Penmacric acid,3TBDMS,isomer #7 | CC(C)(C)[Si](C)(C)N1C(=O)C(C(C(=O)O)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C)CC1C(=O)O | 2893.4 | Semi standard non polar | 33892256 |
| Penmacric acid,3TBDMS,isomer #7 | CC(C)(C)[Si](C)(C)N1C(=O)C(C(C(=O)O)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C)CC1C(=O)O | 2746.4 | Standard non polar | 33892256 |
| Penmacric acid,4TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)OC(=O)C1CC(C(C(=O)O[Si](C)(C)C(C)(C)C)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C)C(=O)N1 | 3076.0 | Semi standard non polar | 33892256 |
| Penmacric acid,4TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)OC(=O)C1CC(C(C(=O)O[Si](C)(C)C(C)(C)C)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C)C(=O)N1 | 2970.2 | Standard non polar | 33892256 |
| Penmacric acid,4TBDMS,isomer #2 | CC(C)(C)[Si](C)(C)NC(C(=O)O[Si](C)(C)C(C)(C)C)C1CC(C(=O)O[Si](C)(C)C(C)(C)C)N([Si](C)(C)C(C)(C)C)C1=O | 2988.4 | Semi standard non polar | 33892256 |
| Penmacric acid,4TBDMS,isomer #2 | CC(C)(C)[Si](C)(C)NC(C(=O)O[Si](C)(C)C(C)(C)C)C1CC(C(=O)O[Si](C)(C)C(C)(C)C)N([Si](C)(C)C(C)(C)C)C1=O | 2930.8 | Standard non polar | 33892256 |
| Penmacric acid,4TBDMS,isomer #3 | CC(C)(C)[Si](C)(C)OC(=O)C1CC(C(C(=O)O)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C)C(=O)N1[Si](C)(C)C(C)(C)C | 3108.7 | Semi standard non polar | 33892256 |
| Penmacric acid,4TBDMS,isomer #3 | CC(C)(C)[Si](C)(C)OC(=O)C1CC(C(C(=O)O)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C)C(=O)N1[Si](C)(C)C(C)(C)C | 2992.8 | Standard non polar | 33892256 |
| Penmacric acid,4TBDMS,isomer #4 | CC(C)(C)[Si](C)(C)OC(=O)C(C1CC(C(=O)O)N([Si](C)(C)C(C)(C)C)C1=O)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C | 3121.2 | Semi standard non polar | 33892256 |
| Penmacric acid,4TBDMS,isomer #4 | CC(C)(C)[Si](C)(C)OC(=O)C(C1CC(C(=O)O)N([Si](C)(C)C(C)(C)C)C1=O)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C | 2994.8 | Standard non polar | 33892256 |
| Penmacric acid,5TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)OC(=O)C1CC(C(C(=O)O[Si](C)(C)C(C)(C)C)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C)C(=O)N1[Si](C)(C)C(C)(C)C | 3309.2 | Semi standard non polar | 33892256 |
| Penmacric acid,5TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)OC(=O)C1CC(C(C(=O)O[Si](C)(C)C(C)(C)C)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C)C(=O)N1[Si](C)(C)C(C)(C)C | 3218.5 | Standard non polar | 33892256 |