| 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. | 1.34 minutes | 32390414 |
| Predicted by Siyang on May 30, 2022 | 9.1608 minutes | 33406817 |
| Predicted by Siyang using ReTip algorithm on June 8, 2022 | 6.74 minutes | 32390414 |
| AjsUoB = Accucore 150 Amide HILIC with 10mM Ammonium Formate, 0.1% Formic Acid | 424.3 seconds | 40023050 |
| Fem_Long = Waters ACQUITY UPLC HSS T3 C18 with Water:MeOH and 0.1% Formic Acid | 393.3 seconds | 40023050 |
| Fem_Lipids = Ascentis Express C18 with (60:40 water:ACN):(90:10 IPA:ACN) and 10mM NH4COOH + 0.1% Formic Acid | 266.3 seconds | 40023050 |
| Life_Old = Waters ACQUITY UPLC BEH C18 with Water:(20:80 acetone:ACN) and 0.1% Formic Acid | 35.6 seconds | 40023050 |
| Life_New = RP Waters ACQUITY UPLC HSS T3 C18 with Water:(30:70 MeOH:ACN) and 0.1% Formic Acid | 168.6 seconds | 40023050 |
| RIKEN = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 61.7 seconds | 40023050 |
| Eawag_XBridgeC18 = XBridge C18 3.5u 2.1x50 mm with Water:MeOH and 0.1% Formic Acid | 304.5 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 | 237.8 seconds | 40023050 |
| HILIC_BDD_2 = Merck SeQuant ZIC-HILIC with ACN(0.1% formic acid):water(16 mM ammonium formate) | 961.0 seconds | 40023050 |
| UniToyama_Atlantis = RP Waters Atlantis T3 (2.1 x 150 mm, 5 um) with ACN:Water and 0.1% Formic Acid | 547.3 seconds | 40023050 |
| BDD_C18 = Hypersil Gold 1.9µm C18 with Water:ACN and 0.1% Formic Acid | 46.8 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 | 639.5 seconds | 40023050 |
| SNU_RIKEN_POS = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 194.6 seconds | 40023050 |
| RPMMFDA = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 297.0 seconds | 40023050 |
| MTBLS87 = Merck SeQuant ZIC-pHILIC column with ACN:Water and :ammonium carbonate | 819.1 seconds | 40023050 |
| KI_GIAR_zic_HILIC_pH2_7 = Merck SeQuant ZIC-HILIC with ACN:Water and 0.1% FA | 701.8 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 | 384.4 seconds | 40023050 |
| Derivative Name / Structure | SMILES | Kovats RI Value | Column Type | Reference |
|---|
| 3,4-Dihydroxy-2-hydroxymethyl-1-pyrrolidinepropanamide,1TMS,isomer #1 | C[Si](C)(C)OC1CN(CCC(N)=O)C(CO)C1O | 2077.5 | Semi standard non polar | 33892256 |
| 3,4-Dihydroxy-2-hydroxymethyl-1-pyrrolidinepropanamide,1TMS,isomer #2 | C[Si](C)(C)OC1C(O)CN(CCC(N)=O)C1CO | 2084.3 | Semi standard non polar | 33892256 |
| 3,4-Dihydroxy-2-hydroxymethyl-1-pyrrolidinepropanamide,1TMS,isomer #3 | C[Si](C)(C)OCC1C(O)C(O)CN1CCC(N)=O | 2067.0 | Semi standard non polar | 33892256 |
| 3,4-Dihydroxy-2-hydroxymethyl-1-pyrrolidinepropanamide,1TMS,isomer #4 | C[Si](C)(C)NC(=O)CCN1CC(O)C(O)C1CO | 2093.4 | Semi standard non polar | 33892256 |
| 3,4-Dihydroxy-2-hydroxymethyl-1-pyrrolidinepropanamide,2TMS,isomer #1 | C[Si](C)(C)OCC1C(O)C(O[Si](C)(C)C)CN1CCC(N)=O | 2111.6 | Semi standard non polar | 33892256 |
| 3,4-Dihydroxy-2-hydroxymethyl-1-pyrrolidinepropanamide,2TMS,isomer #2 | C[Si](C)(C)OC1CN(CCC(N)=O)C(CO)C1O[Si](C)(C)C | 2095.6 | Semi standard non polar | 33892256 |
| 3,4-Dihydroxy-2-hydroxymethyl-1-pyrrolidinepropanamide,2TMS,isomer #3 | C[Si](C)(C)NC(=O)CCN1CC(O[Si](C)(C)C)C(O)C1CO | 2135.8 | Semi standard non polar | 33892256 |
| 3,4-Dihydroxy-2-hydroxymethyl-1-pyrrolidinepropanamide,2TMS,isomer #4 | C[Si](C)(C)OCC1C(O[Si](C)(C)C)C(O)CN1CCC(N)=O | 2119.9 | Semi standard non polar | 33892256 |
| 3,4-Dihydroxy-2-hydroxymethyl-1-pyrrolidinepropanamide,2TMS,isomer #5 | C[Si](C)(C)NC(=O)CCN1CC(O)C(O[Si](C)(C)C)C1CO | 2138.6 | Semi standard non polar | 33892256 |
| 3,4-Dihydroxy-2-hydroxymethyl-1-pyrrolidinepropanamide,2TMS,isomer #6 | C[Si](C)(C)NC(=O)CCN1CC(O)C(O)C1CO[Si](C)(C)C | 2142.5 | Semi standard non polar | 33892256 |
| 3,4-Dihydroxy-2-hydroxymethyl-1-pyrrolidinepropanamide,2TMS,isomer #7 | C[Si](C)(C)N(C(=O)CCN1CC(O)C(O)C1CO)[Si](C)(C)C | 2156.6 | Semi standard non polar | 33892256 |
| 3,4-Dihydroxy-2-hydroxymethyl-1-pyrrolidinepropanamide,3TMS,isomer #1 | C[Si](C)(C)OCC1C(O[Si](C)(C)C)C(O[Si](C)(C)C)CN1CCC(N)=O | 2135.6 | Semi standard non polar | 33892256 |
| 3,4-Dihydroxy-2-hydroxymethyl-1-pyrrolidinepropanamide,3TMS,isomer #2 | C[Si](C)(C)NC(=O)CCN1CC(O[Si](C)(C)C)C(O)C1CO[Si](C)(C)C | 2165.1 | Semi standard non polar | 33892256 |
| 3,4-Dihydroxy-2-hydroxymethyl-1-pyrrolidinepropanamide,3TMS,isomer #3 | C[Si](C)(C)NC(=O)CCN1CC(O[Si](C)(C)C)C(O[Si](C)(C)C)C1CO | 2133.4 | Semi standard non polar | 33892256 |
| 3,4-Dihydroxy-2-hydroxymethyl-1-pyrrolidinepropanamide,3TMS,isomer #4 | C[Si](C)(C)OC1CN(CCC(=O)N([Si](C)(C)C)[Si](C)(C)C)C(CO)C1O | 2173.5 | Semi standard non polar | 33892256 |
| 3,4-Dihydroxy-2-hydroxymethyl-1-pyrrolidinepropanamide,3TMS,isomer #5 | C[Si](C)(C)NC(=O)CCN1CC(O)C(O[Si](C)(C)C)C1CO[Si](C)(C)C | 2170.0 | Semi standard non polar | 33892256 |
| 3,4-Dihydroxy-2-hydroxymethyl-1-pyrrolidinepropanamide,3TMS,isomer #6 | C[Si](C)(C)OC1C(O)CN(CCC(=O)N([Si](C)(C)C)[Si](C)(C)C)C1CO | 2177.4 | Semi standard non polar | 33892256 |
| 3,4-Dihydroxy-2-hydroxymethyl-1-pyrrolidinepropanamide,3TMS,isomer #7 | C[Si](C)(C)OCC1C(O)C(O)CN1CCC(=O)N([Si](C)(C)C)[Si](C)(C)C | 2210.1 | Semi standard non polar | 33892256 |
| 3,4-Dihydroxy-2-hydroxymethyl-1-pyrrolidinepropanamide,4TMS,isomer #1 | C[Si](C)(C)NC(=O)CCN1CC(O[Si](C)(C)C)C(O[Si](C)(C)C)C1CO[Si](C)(C)C | 2184.2 | Semi standard non polar | 33892256 |
| 3,4-Dihydroxy-2-hydroxymethyl-1-pyrrolidinepropanamide,4TMS,isomer #1 | C[Si](C)(C)NC(=O)CCN1CC(O[Si](C)(C)C)C(O[Si](C)(C)C)C1CO[Si](C)(C)C | 2212.9 | Standard non polar | 33892256 |
| 3,4-Dihydroxy-2-hydroxymethyl-1-pyrrolidinepropanamide,4TMS,isomer #2 | C[Si](C)(C)OCC1C(O)C(O[Si](C)(C)C)CN1CCC(=O)N([Si](C)(C)C)[Si](C)(C)C | 2231.1 | Semi standard non polar | 33892256 |
| 3,4-Dihydroxy-2-hydroxymethyl-1-pyrrolidinepropanamide,4TMS,isomer #2 | C[Si](C)(C)OCC1C(O)C(O[Si](C)(C)C)CN1CCC(=O)N([Si](C)(C)C)[Si](C)(C)C | 2287.4 | Standard non polar | 33892256 |
| 3,4-Dihydroxy-2-hydroxymethyl-1-pyrrolidinepropanamide,4TMS,isomer #3 | C[Si](C)(C)OC1CN(CCC(=O)N([Si](C)(C)C)[Si](C)(C)C)C(CO)C1O[Si](C)(C)C | 2168.8 | Semi standard non polar | 33892256 |
| 3,4-Dihydroxy-2-hydroxymethyl-1-pyrrolidinepropanamide,4TMS,isomer #3 | C[Si](C)(C)OC1CN(CCC(=O)N([Si](C)(C)C)[Si](C)(C)C)C(CO)C1O[Si](C)(C)C | 2269.3 | Standard non polar | 33892256 |
| 3,4-Dihydroxy-2-hydroxymethyl-1-pyrrolidinepropanamide,4TMS,isomer #4 | C[Si](C)(C)OCC1C(O[Si](C)(C)C)C(O)CN1CCC(=O)N([Si](C)(C)C)[Si](C)(C)C | 2230.0 | Semi standard non polar | 33892256 |
| 3,4-Dihydroxy-2-hydroxymethyl-1-pyrrolidinepropanamide,4TMS,isomer #4 | C[Si](C)(C)OCC1C(O[Si](C)(C)C)C(O)CN1CCC(=O)N([Si](C)(C)C)[Si](C)(C)C | 2290.3 | Standard non polar | 33892256 |
| 3,4-Dihydroxy-2-hydroxymethyl-1-pyrrolidinepropanamide,5TMS,isomer #1 | C[Si](C)(C)OCC1C(O[Si](C)(C)C)C(O[Si](C)(C)C)CN1CCC(=O)N([Si](C)(C)C)[Si](C)(C)C | 2231.5 | Semi standard non polar | 33892256 |
| 3,4-Dihydroxy-2-hydroxymethyl-1-pyrrolidinepropanamide,5TMS,isomer #1 | C[Si](C)(C)OCC1C(O[Si](C)(C)C)C(O[Si](C)(C)C)CN1CCC(=O)N([Si](C)(C)C)[Si](C)(C)C | 2319.4 | Standard non polar | 33892256 |
| 3,4-Dihydroxy-2-hydroxymethyl-1-pyrrolidinepropanamide,1TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)OC1CN(CCC(N)=O)C(CO)C1O | 2331.3 | Semi standard non polar | 33892256 |
| 3,4-Dihydroxy-2-hydroxymethyl-1-pyrrolidinepropanamide,1TBDMS,isomer #2 | CC(C)(C)[Si](C)(C)OC1C(O)CN(CCC(N)=O)C1CO | 2332.6 | Semi standard non polar | 33892256 |
| 3,4-Dihydroxy-2-hydroxymethyl-1-pyrrolidinepropanamide,1TBDMS,isomer #3 | CC(C)(C)[Si](C)(C)OCC1C(O)C(O)CN1CCC(N)=O | 2334.6 | Semi standard non polar | 33892256 |
| 3,4-Dihydroxy-2-hydroxymethyl-1-pyrrolidinepropanamide,1TBDMS,isomer #4 | CC(C)(C)[Si](C)(C)NC(=O)CCN1CC(O)C(O)C1CO | 2319.0 | Semi standard non polar | 33892256 |
| 3,4-Dihydroxy-2-hydroxymethyl-1-pyrrolidinepropanamide,2TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)OCC1C(O)C(O[Si](C)(C)C(C)(C)C)CN1CCC(N)=O | 2599.1 | Semi standard non polar | 33892256 |
| 3,4-Dihydroxy-2-hydroxymethyl-1-pyrrolidinepropanamide,2TBDMS,isomer #2 | CC(C)(C)[Si](C)(C)OC1CN(CCC(N)=O)C(CO)C1O[Si](C)(C)C(C)(C)C | 2586.3 | Semi standard non polar | 33892256 |
| 3,4-Dihydroxy-2-hydroxymethyl-1-pyrrolidinepropanamide,2TBDMS,isomer #3 | CC(C)(C)[Si](C)(C)NC(=O)CCN1CC(O[Si](C)(C)C(C)(C)C)C(O)C1CO | 2577.2 | Semi standard non polar | 33892256 |
| 3,4-Dihydroxy-2-hydroxymethyl-1-pyrrolidinepropanamide,2TBDMS,isomer #4 | CC(C)(C)[Si](C)(C)OCC1C(O[Si](C)(C)C(C)(C)C)C(O)CN1CCC(N)=O | 2614.9 | Semi standard non polar | 33892256 |
| 3,4-Dihydroxy-2-hydroxymethyl-1-pyrrolidinepropanamide,2TBDMS,isomer #5 | CC(C)(C)[Si](C)(C)NC(=O)CCN1CC(O)C(O[Si](C)(C)C(C)(C)C)C1CO | 2583.7 | Semi standard non polar | 33892256 |
| 3,4-Dihydroxy-2-hydroxymethyl-1-pyrrolidinepropanamide,2TBDMS,isomer #6 | CC(C)(C)[Si](C)(C)NC(=O)CCN1CC(O)C(O)C1CO[Si](C)(C)C(C)(C)C | 2605.9 | Semi standard non polar | 33892256 |
| 3,4-Dihydroxy-2-hydroxymethyl-1-pyrrolidinepropanamide,2TBDMS,isomer #7 | CC(C)(C)[Si](C)(C)N(C(=O)CCN1CC(O)C(O)C1CO)[Si](C)(C)C(C)(C)C | 2566.0 | Semi standard non polar | 33892256 |
| 3,4-Dihydroxy-2-hydroxymethyl-1-pyrrolidinepropanamide,3TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)OCC1C(O[Si](C)(C)C(C)(C)C)C(O[Si](C)(C)C(C)(C)C)CN1CCC(N)=O | 2843.8 | Semi standard non polar | 33892256 |
| 3,4-Dihydroxy-2-hydroxymethyl-1-pyrrolidinepropanamide,3TBDMS,isomer #2 | CC(C)(C)[Si](C)(C)NC(=O)CCN1CC(O[Si](C)(C)C(C)(C)C)C(O)C1CO[Si](C)(C)C(C)(C)C | 2815.0 | Semi standard non polar | 33892256 |
| 3,4-Dihydroxy-2-hydroxymethyl-1-pyrrolidinepropanamide,3TBDMS,isomer #3 | CC(C)(C)[Si](C)(C)NC(=O)CCN1CC(O[Si](C)(C)C(C)(C)C)C(O[Si](C)(C)C(C)(C)C)C1CO | 2802.8 | Semi standard non polar | 33892256 |
| 3,4-Dihydroxy-2-hydroxymethyl-1-pyrrolidinepropanamide,3TBDMS,isomer #4 | CC(C)(C)[Si](C)(C)OC1CN(CCC(=O)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C)C(CO)C1O | 2822.0 | Semi standard non polar | 33892256 |
| 3,4-Dihydroxy-2-hydroxymethyl-1-pyrrolidinepropanamide,3TBDMS,isomer #5 | CC(C)(C)[Si](C)(C)NC(=O)CCN1CC(O)C(O[Si](C)(C)C(C)(C)C)C1CO[Si](C)(C)C(C)(C)C | 2832.7 | Semi standard non polar | 33892256 |
| 3,4-Dihydroxy-2-hydroxymethyl-1-pyrrolidinepropanamide,3TBDMS,isomer #6 | CC(C)(C)[Si](C)(C)OC1C(O)CN(CCC(=O)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C)C1CO | 2819.7 | Semi standard non polar | 33892256 |
| 3,4-Dihydroxy-2-hydroxymethyl-1-pyrrolidinepropanamide,3TBDMS,isomer #7 | CC(C)(C)[Si](C)(C)OCC1C(O)C(O)CN1CCC(=O)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C | 2856.2 | Semi standard non polar | 33892256 |
| 3,4-Dihydroxy-2-hydroxymethyl-1-pyrrolidinepropanamide,4TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)NC(=O)CCN1CC(O[Si](C)(C)C(C)(C)C)C(O[Si](C)(C)C(C)(C)C)C1CO[Si](C)(C)C(C)(C)C | 3050.7 | Semi standard non polar | 33892256 |
| 3,4-Dihydroxy-2-hydroxymethyl-1-pyrrolidinepropanamide,4TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)NC(=O)CCN1CC(O[Si](C)(C)C(C)(C)C)C(O[Si](C)(C)C(C)(C)C)C1CO[Si](C)(C)C(C)(C)C | 2968.0 | Standard non polar | 33892256 |
| 3,4-Dihydroxy-2-hydroxymethyl-1-pyrrolidinepropanamide,4TBDMS,isomer #2 | CC(C)(C)[Si](C)(C)OCC1C(O)C(O[Si](C)(C)C(C)(C)C)CN1CCC(=O)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C | 3105.9 | Semi standard non polar | 33892256 |
| 3,4-Dihydroxy-2-hydroxymethyl-1-pyrrolidinepropanamide,4TBDMS,isomer #2 | CC(C)(C)[Si](C)(C)OCC1C(O)C(O[Si](C)(C)C(C)(C)C)CN1CCC(=O)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C | 3085.8 | Standard non polar | 33892256 |
| 3,4-Dihydroxy-2-hydroxymethyl-1-pyrrolidinepropanamide,4TBDMS,isomer #3 | CC(C)(C)[Si](C)(C)OC1CN(CCC(=O)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C)C(CO)C1O[Si](C)(C)C(C)(C)C | 3069.7 | Semi standard non polar | 33892256 |
| 3,4-Dihydroxy-2-hydroxymethyl-1-pyrrolidinepropanamide,4TBDMS,isomer #3 | CC(C)(C)[Si](C)(C)OC1CN(CCC(=O)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C)C(CO)C1O[Si](C)(C)C(C)(C)C | 3054.7 | Standard non polar | 33892256 |
| 3,4-Dihydroxy-2-hydroxymethyl-1-pyrrolidinepropanamide,4TBDMS,isomer #4 | CC(C)(C)[Si](C)(C)OCC1C(O[Si](C)(C)C(C)(C)C)C(O)CN1CCC(=O)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C | 3119.8 | Semi standard non polar | 33892256 |
| 3,4-Dihydroxy-2-hydroxymethyl-1-pyrrolidinepropanamide,4TBDMS,isomer #4 | CC(C)(C)[Si](C)(C)OCC1C(O[Si](C)(C)C(C)(C)C)C(O)CN1CCC(=O)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C | 3094.6 | Standard non polar | 33892256 |
| 3,4-Dihydroxy-2-hydroxymethyl-1-pyrrolidinepropanamide,5TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)OCC1C(O[Si](C)(C)C(C)(C)C)C(O[Si](C)(C)C(C)(C)C)CN1CCC(=O)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C | 3335.8 | Semi standard non polar | 33892256 |
| 3,4-Dihydroxy-2-hydroxymethyl-1-pyrrolidinepropanamide,5TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)OCC1C(O[Si](C)(C)C(C)(C)C)C(O[Si](C)(C)C(C)(C)C)CN1CCC(=O)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C | 3238.0 | Standard non polar | 33892256 |