| 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. | 3.51 minutes | 32390414 |
| Predicted by Siyang on May 30, 2022 | 9.8932 minutes | 33406817 |
| Predicted by Siyang using ReTip algorithm on June 8, 2022 | 5.1 minutes | 32390414 |
| AjsUoB = Accucore 150 Amide HILIC with 10mM Ammonium Formate, 0.1% Formic Acid | 91.7 seconds | 40023050 |
| Fem_Long = Waters ACQUITY UPLC HSS T3 C18 with Water:MeOH and 0.1% Formic Acid | 975.9 seconds | 40023050 |
| Fem_Lipids = Ascentis Express C18 with (60:40 water:ACN):(90:10 IPA:ACN) and 10mM NH4COOH + 0.1% Formic Acid | 299.1 seconds | 40023050 |
| Life_Old = Waters ACQUITY UPLC BEH C18 with Water:(20:80 acetone:ACN) and 0.1% Formic Acid | 74.8 seconds | 40023050 |
| Life_New = RP Waters ACQUITY UPLC HSS T3 C18 with Water:(30:70 MeOH:ACN) and 0.1% Formic Acid | 177.3 seconds | 40023050 |
| RIKEN = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 56.1 seconds | 40023050 |
| Eawag_XBridgeC18 = XBridge C18 3.5u 2.1x50 mm with Water:MeOH and 0.1% Formic Acid | 251.3 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 | 319.7 seconds | 40023050 |
| HILIC_BDD_2 = Merck SeQuant ZIC-HILIC with ACN(0.1% formic acid):water(16 mM ammonium formate) | 215.1 seconds | 40023050 |
| UniToyama_Atlantis = RP Waters Atlantis T3 (2.1 x 150 mm, 5 um) with ACN:Water and 0.1% Formic Acid | 658.4 seconds | 40023050 |
| BDD_C18 = Hypersil Gold 1.9µm C18 with Water:ACN and 0.1% Formic Acid | 161.2 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 | 959.9 seconds | 40023050 |
| SNU_RIKEN_POS = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 214.9 seconds | 40023050 |
| RPMMFDA = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 217.5 seconds | 40023050 |
| MTBLS87 = Merck SeQuant ZIC-pHILIC column with ACN:Water and :ammonium carbonate | 681.7 seconds | 40023050 |
| KI_GIAR_zic_HILIC_pH2_7 = Merck SeQuant ZIC-HILIC with ACN:Water and 0.1% FA | 230.6 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 | 287.9 seconds | 40023050 |
| Derivative Name / Structure | SMILES | Kovats RI Value | Column Type | Reference |
|---|
| Maleylacetoacetic acid,1TMS,isomer #1 | C[Si](C)(C)OC(=O)CC(=O)CC(=O)/C=C\C(=O)O | 1850.6 | Semi standard non polar | 33892256 |
| Maleylacetoacetic acid,1TMS,isomer #2 | C[Si](C)(C)OC(=O)/C=C\C(=O)CC(=O)CC(=O)O | 1810.5 | Semi standard non polar | 33892256 |
| Maleylacetoacetic acid,1TMS,isomer #3 | C[Si](C)(C)OC(=CC(=O)/C=C\C(=O)O)CC(=O)O | 2029.7 | Semi standard non polar | 33892256 |
| Maleylacetoacetic acid,1TMS,isomer #4 | C[Si](C)(C)OC(=CC(=O)O)CC(=O)/C=C\C(=O)O | 2001.7 | Semi standard non polar | 33892256 |
| Maleylacetoacetic acid,1TMS,isomer #5 | C[Si](C)(C)OC(=CC(=O)CC(=O)O)/C=C\C(=O)O | 2028.1 | Semi standard non polar | 33892256 |
| Maleylacetoacetic acid,2TMS,isomer #1 | C[Si](C)(C)OC(=O)/C=C\C(=O)CC(=O)CC(=O)O[Si](C)(C)C | 1885.1 | Semi standard non polar | 33892256 |
| Maleylacetoacetic acid,2TMS,isomer #2 | C[Si](C)(C)OC(=O)CC(=CC(=O)/C=C\C(=O)O)O[Si](C)(C)C | 2101.4 | Semi standard non polar | 33892256 |
| Maleylacetoacetic acid,2TMS,isomer #3 | C[Si](C)(C)OC(=O)C=C(CC(=O)/C=C\C(=O)O)O[Si](C)(C)C | 2063.0 | Semi standard non polar | 33892256 |
| Maleylacetoacetic acid,2TMS,isomer #4 | C[Si](C)(C)OC(=O)CC(=O)C=C(/C=C\C(=O)O)O[Si](C)(C)C | 2097.1 | Semi standard non polar | 33892256 |
| Maleylacetoacetic acid,2TMS,isomer #5 | C[Si](C)(C)OC(=O)/C=C\C(=CC(=O)CC(=O)O)O[Si](C)(C)C | 2114.4 | Semi standard non polar | 33892256 |
| Maleylacetoacetic acid,2TMS,isomer #6 | C[Si](C)(C)OC(=O)/C=C\C(=O)CC(=CC(=O)O)O[Si](C)(C)C | 2055.0 | Semi standard non polar | 33892256 |
| Maleylacetoacetic acid,2TMS,isomer #7 | C[Si](C)(C)OC(=O)/C=C\C(=O)C=C(CC(=O)O)O[Si](C)(C)C | 2106.0 | Semi standard non polar | 33892256 |
| Maleylacetoacetic acid,2TMS,isomer #8 | C[Si](C)(C)OC(=CC(=O)O)C=C(/C=C\C(=O)O)O[Si](C)(C)C | 2270.0 | Semi standard non polar | 33892256 |
| Maleylacetoacetic acid,3TMS,isomer #1 | C[Si](C)(C)OC(=O)/C=C\C(=CC(=O)CC(=O)O[Si](C)(C)C)O[Si](C)(C)C | 2137.1 | Semi standard non polar | 33892256 |
| Maleylacetoacetic acid,3TMS,isomer #1 | C[Si](C)(C)OC(=O)/C=C\C(=CC(=O)CC(=O)O[Si](C)(C)C)O[Si](C)(C)C | 1984.7 | Standard non polar | 33892256 |
| Maleylacetoacetic acid,3TMS,isomer #1 | C[Si](C)(C)OC(=O)/C=C\C(=CC(=O)CC(=O)O[Si](C)(C)C)O[Si](C)(C)C | 2195.5 | Standard polar | 33892256 |
| Maleylacetoacetic acid,3TMS,isomer #2 | C[Si](C)(C)OC(=O)C=C(CC(=O)/C=C\C(=O)O[Si](C)(C)C)O[Si](C)(C)C | 2027.2 | Semi standard non polar | 33892256 |
| Maleylacetoacetic acid,3TMS,isomer #2 | C[Si](C)(C)OC(=O)C=C(CC(=O)/C=C\C(=O)O[Si](C)(C)C)O[Si](C)(C)C | 1968.9 | Standard non polar | 33892256 |
| Maleylacetoacetic acid,3TMS,isomer #2 | C[Si](C)(C)OC(=O)C=C(CC(=O)/C=C\C(=O)O[Si](C)(C)C)O[Si](C)(C)C | 2105.1 | Standard polar | 33892256 |
| Maleylacetoacetic acid,3TMS,isomer #3 | C[Si](C)(C)OC(=O)/C=C\C(=O)C=C(CC(=O)O[Si](C)(C)C)O[Si](C)(C)C | 2116.3 | Semi standard non polar | 33892256 |
| Maleylacetoacetic acid,3TMS,isomer #3 | C[Si](C)(C)OC(=O)/C=C\C(=O)C=C(CC(=O)O[Si](C)(C)C)O[Si](C)(C)C | 1991.6 | Standard non polar | 33892256 |
| Maleylacetoacetic acid,3TMS,isomer #3 | C[Si](C)(C)OC(=O)/C=C\C(=O)C=C(CC(=O)O[Si](C)(C)C)O[Si](C)(C)C | 2218.9 | Standard polar | 33892256 |
| Maleylacetoacetic acid,3TMS,isomer #4 | C[Si](C)(C)OC(=O)C=C(C=C(/C=C\C(=O)O)O[Si](C)(C)C)O[Si](C)(C)C | 2273.3 | Semi standard non polar | 33892256 |
| Maleylacetoacetic acid,3TMS,isomer #4 | C[Si](C)(C)OC(=O)C=C(C=C(/C=C\C(=O)O)O[Si](C)(C)C)O[Si](C)(C)C | 2099.8 | Standard non polar | 33892256 |
| Maleylacetoacetic acid,3TMS,isomer #4 | C[Si](C)(C)OC(=O)C=C(C=C(/C=C\C(=O)O)O[Si](C)(C)C)O[Si](C)(C)C | 2362.7 | Standard polar | 33892256 |
| Maleylacetoacetic acid,3TMS,isomer #5 | C[Si](C)(C)OC(=O)/C=C\C(=CC(=CC(=O)O)O[Si](C)(C)C)O[Si](C)(C)C | 2231.1 | Semi standard non polar | 33892256 |
| Maleylacetoacetic acid,3TMS,isomer #5 | C[Si](C)(C)OC(=O)/C=C\C(=CC(=CC(=O)O)O[Si](C)(C)C)O[Si](C)(C)C | 2062.5 | Standard non polar | 33892256 |
| Maleylacetoacetic acid,3TMS,isomer #5 | C[Si](C)(C)OC(=O)/C=C\C(=CC(=CC(=O)O)O[Si](C)(C)C)O[Si](C)(C)C | 2392.4 | Standard polar | 33892256 |
| Maleylacetoacetic acid,4TMS,isomer #1 | C[Si](C)(C)OC(=O)C=C(C=C(/C=C\C(=O)O[Si](C)(C)C)O[Si](C)(C)C)O[Si](C)(C)C | 2234.6 | Semi standard non polar | 33892256 |
| Maleylacetoacetic acid,4TMS,isomer #1 | C[Si](C)(C)OC(=O)C=C(C=C(/C=C\C(=O)O[Si](C)(C)C)O[Si](C)(C)C)O[Si](C)(C)C | 2121.2 | Standard non polar | 33892256 |
| Maleylacetoacetic acid,4TMS,isomer #1 | C[Si](C)(C)OC(=O)C=C(C=C(/C=C\C(=O)O[Si](C)(C)C)O[Si](C)(C)C)O[Si](C)(C)C | 2112.5 | Standard polar | 33892256 |
| Maleylacetoacetic acid,1TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)OC(=O)CC(=O)CC(=O)/C=C\C(=O)O | 2091.2 | Semi standard non polar | 33892256 |
| Maleylacetoacetic acid,1TBDMS,isomer #2 | CC(C)(C)[Si](C)(C)OC(=O)/C=C\C(=O)CC(=O)CC(=O)O | 2060.9 | Semi standard non polar | 33892256 |
| Maleylacetoacetic acid,1TBDMS,isomer #3 | CC(C)(C)[Si](C)(C)OC(=CC(=O)/C=C\C(=O)O)CC(=O)O | 2267.6 | Semi standard non polar | 33892256 |
| Maleylacetoacetic acid,1TBDMS,isomer #4 | CC(C)(C)[Si](C)(C)OC(=CC(=O)O)CC(=O)/C=C\C(=O)O | 2235.8 | Semi standard non polar | 33892256 |
| Maleylacetoacetic acid,1TBDMS,isomer #5 | CC(C)(C)[Si](C)(C)OC(=CC(=O)CC(=O)O)/C=C\C(=O)O | 2268.6 | Semi standard non polar | 33892256 |
| Maleylacetoacetic acid,2TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)OC(=O)/C=C\C(=O)CC(=O)CC(=O)O[Si](C)(C)C(C)(C)C | 2345.8 | Semi standard non polar | 33892256 |
| Maleylacetoacetic acid,2TBDMS,isomer #2 | CC(C)(C)[Si](C)(C)OC(=O)CC(=CC(=O)/C=C\C(=O)O)O[Si](C)(C)C(C)(C)C | 2538.6 | Semi standard non polar | 33892256 |
| Maleylacetoacetic acid,2TBDMS,isomer #3 | CC(C)(C)[Si](C)(C)OC(=O)C=C(CC(=O)/C=C\C(=O)O)O[Si](C)(C)C(C)(C)C | 2498.5 | Semi standard non polar | 33892256 |
| Maleylacetoacetic acid,2TBDMS,isomer #4 | CC(C)(C)[Si](C)(C)OC(=O)CC(=O)C=C(/C=C\C(=O)O)O[Si](C)(C)C(C)(C)C | 2538.3 | Semi standard non polar | 33892256 |
| Maleylacetoacetic acid,2TBDMS,isomer #5 | CC(C)(C)[Si](C)(C)OC(=O)/C=C\C(=CC(=O)CC(=O)O)O[Si](C)(C)C(C)(C)C | 2590.8 | Semi standard non polar | 33892256 |
| Maleylacetoacetic acid,2TBDMS,isomer #6 | CC(C)(C)[Si](C)(C)OC(=O)/C=C\C(=O)CC(=CC(=O)O)O[Si](C)(C)C(C)(C)C | 2515.3 | Semi standard non polar | 33892256 |
| Maleylacetoacetic acid,2TBDMS,isomer #7 | CC(C)(C)[Si](C)(C)OC(=O)/C=C\C(=O)C=C(CC(=O)O)O[Si](C)(C)C(C)(C)C | 2555.9 | Semi standard non polar | 33892256 |
| Maleylacetoacetic acid,2TBDMS,isomer #8 | CC(C)(C)[Si](C)(C)OC(=CC(=O)O)C=C(/C=C\C(=O)O)O[Si](C)(C)C(C)(C)C | 2715.3 | Semi standard non polar | 33892256 |
| Maleylacetoacetic acid,3TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)OC(=O)/C=C\C(=CC(=O)CC(=O)O[Si](C)(C)C(C)(C)C)O[Si](C)(C)C(C)(C)C | 2808.6 | Semi standard non polar | 33892256 |
| Maleylacetoacetic acid,3TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)OC(=O)/C=C\C(=CC(=O)CC(=O)O[Si](C)(C)C(C)(C)C)O[Si](C)(C)C(C)(C)C | 2605.8 | Standard non polar | 33892256 |
| Maleylacetoacetic acid,3TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)OC(=O)/C=C\C(=CC(=O)CC(=O)O[Si](C)(C)C(C)(C)C)O[Si](C)(C)C(C)(C)C | 2491.8 | Standard polar | 33892256 |
| Maleylacetoacetic acid,3TBDMS,isomer #2 | CC(C)(C)[Si](C)(C)OC(=O)C=C(CC(=O)/C=C\C(=O)O[Si](C)(C)C(C)(C)C)O[Si](C)(C)C(C)(C)C | 2659.1 | Semi standard non polar | 33892256 |
| Maleylacetoacetic acid,3TBDMS,isomer #2 | CC(C)(C)[Si](C)(C)OC(=O)C=C(CC(=O)/C=C\C(=O)O[Si](C)(C)C(C)(C)C)O[Si](C)(C)C(C)(C)C | 2597.4 | Standard non polar | 33892256 |
| Maleylacetoacetic acid,3TBDMS,isomer #2 | CC(C)(C)[Si](C)(C)OC(=O)C=C(CC(=O)/C=C\C(=O)O[Si](C)(C)C(C)(C)C)O[Si](C)(C)C(C)(C)C | 2418.9 | Standard polar | 33892256 |
| Maleylacetoacetic acid,3TBDMS,isomer #3 | CC(C)(C)[Si](C)(C)OC(=O)/C=C\C(=O)C=C(CC(=O)O[Si](C)(C)C(C)(C)C)O[Si](C)(C)C(C)(C)C | 2770.8 | Semi standard non polar | 33892256 |
| Maleylacetoacetic acid,3TBDMS,isomer #3 | CC(C)(C)[Si](C)(C)OC(=O)/C=C\C(=O)C=C(CC(=O)O[Si](C)(C)C(C)(C)C)O[Si](C)(C)C(C)(C)C | 2629.8 | Standard non polar | 33892256 |
| Maleylacetoacetic acid,3TBDMS,isomer #3 | CC(C)(C)[Si](C)(C)OC(=O)/C=C\C(=O)C=C(CC(=O)O[Si](C)(C)C(C)(C)C)O[Si](C)(C)C(C)(C)C | 2506.2 | Standard polar | 33892256 |
| Maleylacetoacetic acid,3TBDMS,isomer #4 | CC(C)(C)[Si](C)(C)OC(=O)C=C(C=C(/C=C\C(=O)O)O[Si](C)(C)C(C)(C)C)O[Si](C)(C)C(C)(C)C | 2929.7 | Semi standard non polar | 33892256 |
| Maleylacetoacetic acid,3TBDMS,isomer #4 | CC(C)(C)[Si](C)(C)OC(=O)C=C(C=C(/C=C\C(=O)O)O[Si](C)(C)C(C)(C)C)O[Si](C)(C)C(C)(C)C | 2679.9 | Standard non polar | 33892256 |
| Maleylacetoacetic acid,3TBDMS,isomer #4 | CC(C)(C)[Si](C)(C)OC(=O)C=C(C=C(/C=C\C(=O)O)O[Si](C)(C)C(C)(C)C)O[Si](C)(C)C(C)(C)C | 2613.7 | Standard polar | 33892256 |
| Maleylacetoacetic acid,3TBDMS,isomer #5 | CC(C)(C)[Si](C)(C)OC(=O)/C=C\C(=CC(=CC(=O)O)O[Si](C)(C)C(C)(C)C)O[Si](C)(C)C(C)(C)C | 2980.5 | Semi standard non polar | 33892256 |
| Maleylacetoacetic acid,3TBDMS,isomer #5 | CC(C)(C)[Si](C)(C)OC(=O)/C=C\C(=CC(=CC(=O)O)O[Si](C)(C)C(C)(C)C)O[Si](C)(C)C(C)(C)C | 2683.6 | Standard non polar | 33892256 |
| Maleylacetoacetic acid,3TBDMS,isomer #5 | CC(C)(C)[Si](C)(C)OC(=O)/C=C\C(=CC(=CC(=O)O)O[Si](C)(C)C(C)(C)C)O[Si](C)(C)C(C)(C)C | 2623.3 | Standard polar | 33892256 |
| Maleylacetoacetic acid,4TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)OC(=O)C=C(C=C(/C=C\C(=O)O[Si](C)(C)C(C)(C)C)O[Si](C)(C)C(C)(C)C)O[Si](C)(C)C(C)(C)C | 3121.7 | Semi standard non polar | 33892256 |
| Maleylacetoacetic acid,4TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)OC(=O)C=C(C=C(/C=C\C(=O)O[Si](C)(C)C(C)(C)C)O[Si](C)(C)C(C)(C)C)O[Si](C)(C)C(C)(C)C | 2844.0 | Standard non polar | 33892256 |
| Maleylacetoacetic acid,4TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)OC(=O)C=C(C=C(/C=C\C(=O)O[Si](C)(C)C(C)(C)C)O[Si](C)(C)C(C)(C)C)O[Si](C)(C)C(C)(C)C | 2498.3 | Standard polar | 33892256 |