| 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. | 0.99 minutes | 32390414 |
| Predicted by Siyang on May 30, 2022 | 10.001 minutes | 33406817 |
| Predicted by Siyang using ReTip algorithm on June 8, 2022 | 7.2 minutes | 32390414 |
| AjsUoB = Accucore 150 Amide HILIC with 10mM Ammonium Formate, 0.1% Formic Acid | 349.6 seconds | 40023050 |
| Fem_Long = Waters ACQUITY UPLC HSS T3 C18 with Water:MeOH and 0.1% Formic Acid | 529.4 seconds | 40023050 |
| Fem_Lipids = Ascentis Express C18 with (60:40 water:ACN):(90:10 IPA:ACN) and 10mM NH4COOH + 0.1% Formic Acid | 388.0 seconds | 40023050 |
| Life_Old = Waters ACQUITY UPLC BEH C18 with Water:(20:80 acetone:ACN) and 0.1% Formic Acid | 44.3 seconds | 40023050 |
| Life_New = RP Waters ACQUITY UPLC HSS T3 C18 with Water:(30:70 MeOH:ACN) and 0.1% Formic Acid | 253.2 seconds | 40023050 |
| RIKEN = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 118.9 seconds | 40023050 |
| Eawag_XBridgeC18 = XBridge C18 3.5u 2.1x50 mm with Water:MeOH and 0.1% Formic Acid | 297.9 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 | 235.1 seconds | 40023050 |
| HILIC_BDD_2 = Merck SeQuant ZIC-HILIC with ACN(0.1% formic acid):water(16 mM ammonium formate) | 840.1 seconds | 40023050 |
| UniToyama_Atlantis = RP Waters Atlantis T3 (2.1 x 150 mm, 5 um) with ACN:Water and 0.1% Formic Acid | 641.4 seconds | 40023050 |
| BDD_C18 = Hypersil Gold 1.9µm C18 with Water:ACN and 0.1% Formic Acid | 41.2 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 | 767.4 seconds | 40023050 |
| SNU_RIKEN_POS = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 233.0 seconds | 40023050 |
| RPMMFDA = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 381.2 seconds | 40023050 |
| MTBLS87 = Merck SeQuant ZIC-pHILIC column with ACN:Water and :ammonium carbonate | 722.3 seconds | 40023050 |
| KI_GIAR_zic_HILIC_pH2_7 = Merck SeQuant ZIC-HILIC with ACN:Water and 0.1% FA | 458.6 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 | 446.8 seconds | 40023050 |
| Derivative Name / Structure | SMILES | Kovats RI Value | Column Type | Reference |
|---|
| (S)-Ureidoglycolic acid,1TMS,isomer #1 | C[Si](C)(C)O[C@H](NC(N)=O)C(=O)O | 1524.3 | Semi standard non polar | 33892256 |
| (S)-Ureidoglycolic acid,1TMS,isomer #2 | C[Si](C)(C)OC(=O)[C@H](O)NC(N)=O | 1480.0 | Semi standard non polar | 33892256 |
| (S)-Ureidoglycolic acid,1TMS,isomer #3 | C[Si](C)(C)NC(=O)N[C@@H](O)C(=O)O | 1599.8 | Semi standard non polar | 33892256 |
| (S)-Ureidoglycolic acid,1TMS,isomer #4 | C[Si](C)(C)N(C(N)=O)[C@@H](O)C(=O)O | 1567.8 | Semi standard non polar | 33892256 |
| (S)-Ureidoglycolic acid,2TMS,isomer #1 | C[Si](C)(C)OC(=O)[C@@H](NC(N)=O)O[Si](C)(C)C | 1559.1 | Semi standard non polar | 33892256 |
| (S)-Ureidoglycolic acid,2TMS,isomer #2 | C[Si](C)(C)NC(=O)N[C@@H](O[Si](C)(C)C)C(=O)O | 1637.2 | Semi standard non polar | 33892256 |
| (S)-Ureidoglycolic acid,2TMS,isomer #3 | C[Si](C)(C)O[C@@H](C(=O)O)N(C(N)=O)[Si](C)(C)C | 1527.2 | Semi standard non polar | 33892256 |
| (S)-Ureidoglycolic acid,2TMS,isomer #4 | C[Si](C)(C)NC(=O)N[C@@H](O)C(=O)O[Si](C)(C)C | 1621.7 | Semi standard non polar | 33892256 |
| (S)-Ureidoglycolic acid,2TMS,isomer #5 | C[Si](C)(C)OC(=O)[C@H](O)N(C(N)=O)[Si](C)(C)C | 1496.6 | Semi standard non polar | 33892256 |
| (S)-Ureidoglycolic acid,2TMS,isomer #6 | C[Si](C)(C)N(C(=O)N[C@@H](O)C(=O)O)[Si](C)(C)C | 1732.1 | Semi standard non polar | 33892256 |
| (S)-Ureidoglycolic acid,2TMS,isomer #7 | C[Si](C)(C)NC(=O)N([C@@H](O)C(=O)O)[Si](C)(C)C | 1622.3 | Semi standard non polar | 33892256 |
| (S)-Ureidoglycolic acid,3TMS,isomer #1 | C[Si](C)(C)NC(=O)N[C@@H](O[Si](C)(C)C)C(=O)O[Si](C)(C)C | 1680.4 | Semi standard non polar | 33892256 |
| (S)-Ureidoglycolic acid,3TMS,isomer #1 | C[Si](C)(C)NC(=O)N[C@@H](O[Si](C)(C)C)C(=O)O[Si](C)(C)C | 1512.0 | Standard non polar | 33892256 |
| (S)-Ureidoglycolic acid,3TMS,isomer #1 | C[Si](C)(C)NC(=O)N[C@@H](O[Si](C)(C)C)C(=O)O[Si](C)(C)C | 2186.5 | Standard polar | 33892256 |
| (S)-Ureidoglycolic acid,3TMS,isomer #2 | C[Si](C)(C)OC(=O)[C@H](O[Si](C)(C)C)N(C(N)=O)[Si](C)(C)C | 1529.7 | Semi standard non polar | 33892256 |
| (S)-Ureidoglycolic acid,3TMS,isomer #2 | C[Si](C)(C)OC(=O)[C@H](O[Si](C)(C)C)N(C(N)=O)[Si](C)(C)C | 1501.1 | Standard non polar | 33892256 |
| (S)-Ureidoglycolic acid,3TMS,isomer #2 | C[Si](C)(C)OC(=O)[C@H](O[Si](C)(C)C)N(C(N)=O)[Si](C)(C)C | 2300.9 | Standard polar | 33892256 |
| (S)-Ureidoglycolic acid,3TMS,isomer #3 | C[Si](C)(C)O[C@H](NC(=O)N([Si](C)(C)C)[Si](C)(C)C)C(=O)O | 1659.0 | Semi standard non polar | 33892256 |
| (S)-Ureidoglycolic acid,3TMS,isomer #3 | C[Si](C)(C)O[C@H](NC(=O)N([Si](C)(C)C)[Si](C)(C)C)C(=O)O | 1585.2 | Standard non polar | 33892256 |
| (S)-Ureidoglycolic acid,3TMS,isomer #3 | C[Si](C)(C)O[C@H](NC(=O)N([Si](C)(C)C)[Si](C)(C)C)C(=O)O | 2233.2 | Standard polar | 33892256 |
| (S)-Ureidoglycolic acid,3TMS,isomer #4 | C[Si](C)(C)NC(=O)N([C@@H](O[Si](C)(C)C)C(=O)O)[Si](C)(C)C | 1603.0 | Semi standard non polar | 33892256 |
| (S)-Ureidoglycolic acid,3TMS,isomer #4 | C[Si](C)(C)NC(=O)N([C@@H](O[Si](C)(C)C)C(=O)O)[Si](C)(C)C | 1571.6 | Standard non polar | 33892256 |
| (S)-Ureidoglycolic acid,3TMS,isomer #4 | C[Si](C)(C)NC(=O)N([C@@H](O[Si](C)(C)C)C(=O)O)[Si](C)(C)C | 2028.9 | Standard polar | 33892256 |
| (S)-Ureidoglycolic acid,3TMS,isomer #5 | C[Si](C)(C)OC(=O)[C@H](O)NC(=O)N([Si](C)(C)C)[Si](C)(C)C | 1646.8 | Semi standard non polar | 33892256 |
| (S)-Ureidoglycolic acid,3TMS,isomer #5 | C[Si](C)(C)OC(=O)[C@H](O)NC(=O)N([Si](C)(C)C)[Si](C)(C)C | 1564.4 | Standard non polar | 33892256 |
| (S)-Ureidoglycolic acid,3TMS,isomer #5 | C[Si](C)(C)OC(=O)[C@H](O)NC(=O)N([Si](C)(C)C)[Si](C)(C)C | 2104.0 | Standard polar | 33892256 |
| (S)-Ureidoglycolic acid,3TMS,isomer #6 | C[Si](C)(C)NC(=O)N([C@@H](O)C(=O)O[Si](C)(C)C)[Si](C)(C)C | 1607.6 | Semi standard non polar | 33892256 |
| (S)-Ureidoglycolic acid,3TMS,isomer #6 | C[Si](C)(C)NC(=O)N([C@@H](O)C(=O)O[Si](C)(C)C)[Si](C)(C)C | 1533.5 | Standard non polar | 33892256 |
| (S)-Ureidoglycolic acid,3TMS,isomer #6 | C[Si](C)(C)NC(=O)N([C@@H](O)C(=O)O[Si](C)(C)C)[Si](C)(C)C | 1992.2 | Standard polar | 33892256 |
| (S)-Ureidoglycolic acid,3TMS,isomer #7 | C[Si](C)(C)N(C(=O)N([Si](C)(C)C)[Si](C)(C)C)[C@@H](O)C(=O)O | 1758.2 | Semi standard non polar | 33892256 |
| (S)-Ureidoglycolic acid,3TMS,isomer #7 | C[Si](C)(C)N(C(=O)N([Si](C)(C)C)[Si](C)(C)C)[C@@H](O)C(=O)O | 1660.9 | Standard non polar | 33892256 |
| (S)-Ureidoglycolic acid,3TMS,isomer #7 | C[Si](C)(C)N(C(=O)N([Si](C)(C)C)[Si](C)(C)C)[C@@H](O)C(=O)O | 2109.9 | Standard polar | 33892256 |
| (S)-Ureidoglycolic acid,4TMS,isomer #1 | C[Si](C)(C)OC(=O)[C@@H](NC(=O)N([Si](C)(C)C)[Si](C)(C)C)O[Si](C)(C)C | 1716.1 | Semi standard non polar | 33892256 |
| (S)-Ureidoglycolic acid,4TMS,isomer #1 | C[Si](C)(C)OC(=O)[C@@H](NC(=O)N([Si](C)(C)C)[Si](C)(C)C)O[Si](C)(C)C | 1611.5 | Standard non polar | 33892256 |
| (S)-Ureidoglycolic acid,4TMS,isomer #1 | C[Si](C)(C)OC(=O)[C@@H](NC(=O)N([Si](C)(C)C)[Si](C)(C)C)O[Si](C)(C)C | 1981.0 | Standard polar | 33892256 |
| (S)-Ureidoglycolic acid,4TMS,isomer #2 | C[Si](C)(C)NC(=O)N([C@@H](O[Si](C)(C)C)C(=O)O[Si](C)(C)C)[Si](C)(C)C | 1656.0 | Semi standard non polar | 33892256 |
| (S)-Ureidoglycolic acid,4TMS,isomer #2 | C[Si](C)(C)NC(=O)N([C@@H](O[Si](C)(C)C)C(=O)O[Si](C)(C)C)[Si](C)(C)C | 1600.1 | Standard non polar | 33892256 |
| (S)-Ureidoglycolic acid,4TMS,isomer #2 | C[Si](C)(C)NC(=O)N([C@@H](O[Si](C)(C)C)C(=O)O[Si](C)(C)C)[Si](C)(C)C | 1856.1 | Standard polar | 33892256 |
| (S)-Ureidoglycolic acid,4TMS,isomer #3 | C[Si](C)(C)O[C@@H](C(=O)O)N(C(=O)N([Si](C)(C)C)[Si](C)(C)C)[Si](C)(C)C | 1703.6 | Semi standard non polar | 33892256 |
| (S)-Ureidoglycolic acid,4TMS,isomer #3 | C[Si](C)(C)O[C@@H](C(=O)O)N(C(=O)N([Si](C)(C)C)[Si](C)(C)C)[Si](C)(C)C | 1743.8 | Standard non polar | 33892256 |
| (S)-Ureidoglycolic acid,4TMS,isomer #3 | C[Si](C)(C)O[C@@H](C(=O)O)N(C(=O)N([Si](C)(C)C)[Si](C)(C)C)[Si](C)(C)C | 1828.4 | Standard polar | 33892256 |
| (S)-Ureidoglycolic acid,4TMS,isomer #4 | C[Si](C)(C)OC(=O)[C@H](O)N(C(=O)N([Si](C)(C)C)[Si](C)(C)C)[Si](C)(C)C | 1710.3 | Semi standard non polar | 33892256 |
| (S)-Ureidoglycolic acid,4TMS,isomer #4 | C[Si](C)(C)OC(=O)[C@H](O)N(C(=O)N([Si](C)(C)C)[Si](C)(C)C)[Si](C)(C)C | 1690.2 | Standard non polar | 33892256 |
| (S)-Ureidoglycolic acid,4TMS,isomer #4 | C[Si](C)(C)OC(=O)[C@H](O)N(C(=O)N([Si](C)(C)C)[Si](C)(C)C)[Si](C)(C)C | 1834.2 | Standard polar | 33892256 |
| (S)-Ureidoglycolic acid,5TMS,isomer #1 | C[Si](C)(C)OC(=O)[C@H](O[Si](C)(C)C)N(C(=O)N([Si](C)(C)C)[Si](C)(C)C)[Si](C)(C)C | 1768.3 | Semi standard non polar | 33892256 |
| (S)-Ureidoglycolic acid,5TMS,isomer #1 | C[Si](C)(C)OC(=O)[C@H](O[Si](C)(C)C)N(C(=O)N([Si](C)(C)C)[Si](C)(C)C)[Si](C)(C)C | 1773.4 | Standard non polar | 33892256 |
| (S)-Ureidoglycolic acid,5TMS,isomer #1 | C[Si](C)(C)OC(=O)[C@H](O[Si](C)(C)C)N(C(=O)N([Si](C)(C)C)[Si](C)(C)C)[Si](C)(C)C | 1711.0 | Standard polar | 33892256 |
| (S)-Ureidoglycolic acid,1TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)O[C@H](NC(N)=O)C(=O)O | 1822.1 | Semi standard non polar | 33892256 |
| (S)-Ureidoglycolic acid,1TBDMS,isomer #2 | CC(C)(C)[Si](C)(C)OC(=O)[C@H](O)NC(N)=O | 1767.4 | Semi standard non polar | 33892256 |
| (S)-Ureidoglycolic acid,1TBDMS,isomer #3 | CC(C)(C)[Si](C)(C)NC(=O)N[C@@H](O)C(=O)O | 1899.2 | Semi standard non polar | 33892256 |
| (S)-Ureidoglycolic acid,1TBDMS,isomer #4 | CC(C)(C)[Si](C)(C)N(C(N)=O)[C@@H](O)C(=O)O | 1832.1 | Semi standard non polar | 33892256 |
| (S)-Ureidoglycolic acid,2TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)OC(=O)[C@@H](NC(N)=O)O[Si](C)(C)C(C)(C)C | 2043.9 | Semi standard non polar | 33892256 |
| (S)-Ureidoglycolic acid,2TBDMS,isomer #2 | CC(C)(C)[Si](C)(C)NC(=O)N[C@@H](O[Si](C)(C)C(C)(C)C)C(=O)O | 2119.7 | Semi standard non polar | 33892256 |
| (S)-Ureidoglycolic acid,2TBDMS,isomer #3 | CC(C)(C)[Si](C)(C)O[C@@H](C(=O)O)N(C(N)=O)[Si](C)(C)C(C)(C)C | 2023.9 | Semi standard non polar | 33892256 |
| (S)-Ureidoglycolic acid,2TBDMS,isomer #4 | CC(C)(C)[Si](C)(C)NC(=O)N[C@@H](O)C(=O)O[Si](C)(C)C(C)(C)C | 2095.2 | Semi standard non polar | 33892256 |
| (S)-Ureidoglycolic acid,2TBDMS,isomer #5 | CC(C)(C)[Si](C)(C)OC(=O)[C@H](O)N(C(N)=O)[Si](C)(C)C(C)(C)C | 2002.0 | Semi standard non polar | 33892256 |
| (S)-Ureidoglycolic acid,2TBDMS,isomer #6 | CC(C)(C)[Si](C)(C)N(C(=O)N[C@@H](O)C(=O)O)[Si](C)(C)C(C)(C)C | 2143.9 | Semi standard non polar | 33892256 |
| (S)-Ureidoglycolic acid,2TBDMS,isomer #7 | CC(C)(C)[Si](C)(C)NC(=O)N([C@@H](O)C(=O)O)[Si](C)(C)C(C)(C)C | 2077.7 | Semi standard non polar | 33892256 |
| (S)-Ureidoglycolic acid,3TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)NC(=O)N[C@@H](O[Si](C)(C)C(C)(C)C)C(=O)O[Si](C)(C)C(C)(C)C | 2296.9 | Semi standard non polar | 33892256 |
| (S)-Ureidoglycolic acid,3TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)NC(=O)N[C@@H](O[Si](C)(C)C(C)(C)C)C(=O)O[Si](C)(C)C(C)(C)C | 2075.0 | Standard non polar | 33892256 |
| (S)-Ureidoglycolic acid,3TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)NC(=O)N[C@@H](O[Si](C)(C)C(C)(C)C)C(=O)O[Si](C)(C)C(C)(C)C | 2371.0 | Standard polar | 33892256 |
| (S)-Ureidoglycolic acid,3TBDMS,isomer #2 | CC(C)(C)[Si](C)(C)OC(=O)[C@H](O[Si](C)(C)C(C)(C)C)N(C(N)=O)[Si](C)(C)C(C)(C)C | 2192.7 | Semi standard non polar | 33892256 |
| (S)-Ureidoglycolic acid,3TBDMS,isomer #2 | CC(C)(C)[Si](C)(C)OC(=O)[C@H](O[Si](C)(C)C(C)(C)C)N(C(N)=O)[Si](C)(C)C(C)(C)C | 2104.9 | Standard non polar | 33892256 |
| (S)-Ureidoglycolic acid,3TBDMS,isomer #2 | CC(C)(C)[Si](C)(C)OC(=O)[C@H](O[Si](C)(C)C(C)(C)C)N(C(N)=O)[Si](C)(C)C(C)(C)C | 2511.6 | Standard polar | 33892256 |
| (S)-Ureidoglycolic acid,3TBDMS,isomer #3 | CC(C)(C)[Si](C)(C)O[C@H](NC(=O)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C)C(=O)O | 2310.1 | Semi standard non polar | 33892256 |
| (S)-Ureidoglycolic acid,3TBDMS,isomer #3 | CC(C)(C)[Si](C)(C)O[C@H](NC(=O)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C)C(=O)O | 2172.4 | Standard non polar | 33892256 |
| (S)-Ureidoglycolic acid,3TBDMS,isomer #3 | CC(C)(C)[Si](C)(C)O[C@H](NC(=O)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C)C(=O)O | 2389.3 | Standard polar | 33892256 |
| (S)-Ureidoglycolic acid,3TBDMS,isomer #4 | CC(C)(C)[Si](C)(C)NC(=O)N([C@@H](O[Si](C)(C)C(C)(C)C)C(=O)O)[Si](C)(C)C(C)(C)C | 2276.3 | Semi standard non polar | 33892256 |
| (S)-Ureidoglycolic acid,3TBDMS,isomer #4 | CC(C)(C)[Si](C)(C)NC(=O)N([C@@H](O[Si](C)(C)C(C)(C)C)C(=O)O)[Si](C)(C)C(C)(C)C | 2128.3 | Standard non polar | 33892256 |
| (S)-Ureidoglycolic acid,3TBDMS,isomer #4 | CC(C)(C)[Si](C)(C)NC(=O)N([C@@H](O[Si](C)(C)C(C)(C)C)C(=O)O)[Si](C)(C)C(C)(C)C | 2311.8 | Standard polar | 33892256 |
| (S)-Ureidoglycolic acid,3TBDMS,isomer #5 | CC(C)(C)[Si](C)(C)OC(=O)[C@H](O)NC(=O)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C | 2299.3 | Semi standard non polar | 33892256 |
| (S)-Ureidoglycolic acid,3TBDMS,isomer #5 | CC(C)(C)[Si](C)(C)OC(=O)[C@H](O)NC(=O)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C | 2174.9 | Standard non polar | 33892256 |
| (S)-Ureidoglycolic acid,3TBDMS,isomer #5 | CC(C)(C)[Si](C)(C)OC(=O)[C@H](O)NC(=O)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C | 2326.2 | Standard polar | 33892256 |
| (S)-Ureidoglycolic acid,3TBDMS,isomer #6 | CC(C)(C)[Si](C)(C)NC(=O)N([C@@H](O)C(=O)O[Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C | 2264.7 | Semi standard non polar | 33892256 |
| (S)-Ureidoglycolic acid,3TBDMS,isomer #6 | CC(C)(C)[Si](C)(C)NC(=O)N([C@@H](O)C(=O)O[Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C | 2118.3 | Standard non polar | 33892256 |
| (S)-Ureidoglycolic acid,3TBDMS,isomer #6 | CC(C)(C)[Si](C)(C)NC(=O)N([C@@H](O)C(=O)O[Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C | 2299.8 | Standard polar | 33892256 |
| (S)-Ureidoglycolic acid,3TBDMS,isomer #7 | CC(C)(C)[Si](C)(C)N(C(=O)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C)[C@@H](O)C(=O)O | 2341.9 | Semi standard non polar | 33892256 |
| (S)-Ureidoglycolic acid,3TBDMS,isomer #7 | CC(C)(C)[Si](C)(C)N(C(=O)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C)[C@@H](O)C(=O)O | 2217.8 | Standard non polar | 33892256 |
| (S)-Ureidoglycolic acid,3TBDMS,isomer #7 | CC(C)(C)[Si](C)(C)N(C(=O)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C)[C@@H](O)C(=O)O | 2328.4 | Standard polar | 33892256 |
| (S)-Ureidoglycolic acid,4TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)OC(=O)[C@@H](NC(=O)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C)O[Si](C)(C)C(C)(C)C | 2509.1 | Semi standard non polar | 33892256 |
| (S)-Ureidoglycolic acid,4TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)OC(=O)[C@@H](NC(=O)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C)O[Si](C)(C)C(C)(C)C | 2393.3 | Standard non polar | 33892256 |
| (S)-Ureidoglycolic acid,4TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)OC(=O)[C@@H](NC(=O)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C)O[Si](C)(C)C(C)(C)C | 2351.3 | Standard polar | 33892256 |
| (S)-Ureidoglycolic acid,4TBDMS,isomer #2 | CC(C)(C)[Si](C)(C)NC(=O)N([C@@H](O[Si](C)(C)C(C)(C)C)C(=O)O[Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C | 2479.0 | Semi standard non polar | 33892256 |
| (S)-Ureidoglycolic acid,4TBDMS,isomer #2 | CC(C)(C)[Si](C)(C)NC(=O)N([C@@H](O[Si](C)(C)C(C)(C)C)C(=O)O[Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C | 2341.9 | Standard non polar | 33892256 |
| (S)-Ureidoglycolic acid,4TBDMS,isomer #2 | CC(C)(C)[Si](C)(C)NC(=O)N([C@@H](O[Si](C)(C)C(C)(C)C)C(=O)O[Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C | 2326.8 | Standard polar | 33892256 |
| (S)-Ureidoglycolic acid,4TBDMS,isomer #3 | CC(C)(C)[Si](C)(C)O[C@@H](C(=O)O)N(C(=O)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C | 2561.1 | Semi standard non polar | 33892256 |
| (S)-Ureidoglycolic acid,4TBDMS,isomer #3 | CC(C)(C)[Si](C)(C)O[C@@H](C(=O)O)N(C(=O)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C | 2445.7 | Standard non polar | 33892256 |
| (S)-Ureidoglycolic acid,4TBDMS,isomer #3 | CC(C)(C)[Si](C)(C)O[C@@H](C(=O)O)N(C(=O)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C | 2280.8 | Standard polar | 33892256 |
| (S)-Ureidoglycolic acid,4TBDMS,isomer #4 | CC(C)(C)[Si](C)(C)OC(=O)[C@H](O)N(C(=O)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C | 2547.8 | Semi standard non polar | 33892256 |
| (S)-Ureidoglycolic acid,4TBDMS,isomer #4 | CC(C)(C)[Si](C)(C)OC(=O)[C@H](O)N(C(=O)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C | 2450.2 | Standard non polar | 33892256 |
| (S)-Ureidoglycolic acid,4TBDMS,isomer #4 | CC(C)(C)[Si](C)(C)OC(=O)[C@H](O)N(C(=O)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C | 2281.0 | Standard polar | 33892256 |
| (S)-Ureidoglycolic acid,5TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)OC(=O)[C@H](O[Si](C)(C)C(C)(C)C)N(C(=O)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C | 2760.7 | Semi standard non polar | 33892256 |
| (S)-Ureidoglycolic acid,5TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)OC(=O)[C@H](O[Si](C)(C)C(C)(C)C)N(C(=O)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C | 2665.2 | Standard non polar | 33892256 |
| (S)-Ureidoglycolic acid,5TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)OC(=O)[C@H](O[Si](C)(C)C(C)(C)C)N(C(=O)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C | 2311.9 | Standard polar | 33892256 |