Chromatographic Method | Retention Time | Reference |
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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. | 0.87 minutes | 32390414 |
Predicted by Siyang on May 30, 2022 | 8.3792 minutes | 33406817 |
Predicted by Siyang using ReTip algorithm on June 8, 2022 | 8.42 minutes | 32390414 |
AjsUoB = Accucore 150 Amide HILIC with 10mM Ammonium Formate, 0.1% Formic Acid | 330.1 seconds | 40023050 |
Fem_Long = Waters ACQUITY UPLC HSS T3 C18 with Water:MeOH and 0.1% Formic Acid | 451.0 seconds | 40023050 |
Fem_Lipids = Ascentis Express C18 with (60:40 water:ACN):(90:10 IPA:ACN) and 10mM NH4COOH + 0.1% Formic Acid | 304.5 seconds | 40023050 |
Life_Old = Waters ACQUITY UPLC BEH C18 with Water:(20:80 acetone:ACN) and 0.1% Formic Acid | 48.3 seconds | 40023050 |
Life_New = RP Waters ACQUITY UPLC HSS T3 C18 with Water:(30:70 MeOH:ACN) and 0.1% Formic Acid | 191.1 seconds | 40023050 |
RIKEN = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 65.7 seconds | 40023050 |
Eawag_XBridgeC18 = XBridge C18 3.5u 2.1x50 mm with Water:MeOH and 0.1% Formic Acid | 259.6 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 | 219.9 seconds | 40023050 |
HILIC_BDD_2 = Merck SeQuant ZIC-HILIC with ACN(0.1% formic acid):water(16 mM ammonium formate) | 795.6 seconds | 40023050 |
UniToyama_Atlantis = RP Waters Atlantis T3 (2.1 x 150 mm, 5 um) with ACN:Water and 0.1% Formic Acid | 542.8 seconds | 40023050 |
BDD_C18 = Hypersil Gold 1.9µm C18 with Water:ACN and 0.1% Formic Acid | 36.7 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 | 679.2 seconds | 40023050 |
SNU_RIKEN_POS = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 203.4 seconds | 40023050 |
RPMMFDA = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 246.7 seconds | 40023050 |
MTBLS87 = Merck SeQuant ZIC-pHILIC column with ACN:Water and :ammonium carbonate | 619.9 seconds | 40023050 |
KI_GIAR_zic_HILIC_pH2_7 = Merck SeQuant ZIC-HILIC with ACN:Water and 0.1% FA | 463.8 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 | 302.0 seconds | 40023050 |
Derivative Name / Structure | SMILES | Kovats RI Value | Column Type | Reference |
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Glycyl-glycine,1TMS,isomer #1 | C[Si](C)(C)OC(=O)CNC(=O)CN | 1535.6 | Semi standard non polar | 33892256 |
Glycyl-glycine,1TMS,isomer #2 | C[Si](C)(C)NCC(=O)NCC(=O)O | 1573.3 | Semi standard non polar | 33892256 |
Glycyl-glycine,1TMS,isomer #3 | C[Si](C)(C)N(CC(=O)O)C(=O)CN | 1531.1 | Semi standard non polar | 33892256 |
Glycyl-glycine,2TMS,isomer #1 | C[Si](C)(C)NCC(=O)NCC(=O)O[Si](C)(C)C | 1656.7 | Semi standard non polar | 33892256 |
Glycyl-glycine,2TMS,isomer #1 | C[Si](C)(C)NCC(=O)NCC(=O)O[Si](C)(C)C | 1610.4 | Standard non polar | 33892256 |
Glycyl-glycine,2TMS,isomer #1 | C[Si](C)(C)NCC(=O)NCC(=O)O[Si](C)(C)C | 2215.1 | Standard polar | 33892256 |
Glycyl-glycine,2TMS,isomer #2 | C[Si](C)(C)OC(=O)CN(C(=O)CN)[Si](C)(C)C | 1540.8 | Semi standard non polar | 33892256 |
Glycyl-glycine,2TMS,isomer #2 | C[Si](C)(C)OC(=O)CN(C(=O)CN)[Si](C)(C)C | 1638.2 | Standard non polar | 33892256 |
Glycyl-glycine,2TMS,isomer #2 | C[Si](C)(C)OC(=O)CN(C(=O)CN)[Si](C)(C)C | 2303.7 | Standard polar | 33892256 |
Glycyl-glycine,2TMS,isomer #3 | C[Si](C)(C)N(CC(=O)NCC(=O)O)[Si](C)(C)C | 1780.3 | Semi standard non polar | 33892256 |
Glycyl-glycine,2TMS,isomer #3 | C[Si](C)(C)N(CC(=O)NCC(=O)O)[Si](C)(C)C | 1690.8 | Standard non polar | 33892256 |
Glycyl-glycine,2TMS,isomer #3 | C[Si](C)(C)N(CC(=O)NCC(=O)O)[Si](C)(C)C | 2392.4 | Standard polar | 33892256 |
Glycyl-glycine,2TMS,isomer #4 | C[Si](C)(C)NCC(=O)N(CC(=O)O)[Si](C)(C)C | 1653.6 | Semi standard non polar | 33892256 |
Glycyl-glycine,2TMS,isomer #4 | C[Si](C)(C)NCC(=O)N(CC(=O)O)[Si](C)(C)C | 1697.9 | Standard non polar | 33892256 |
Glycyl-glycine,2TMS,isomer #4 | C[Si](C)(C)NCC(=O)N(CC(=O)O)[Si](C)(C)C | 2084.6 | Standard polar | 33892256 |
Glycyl-glycine,3TMS,isomer #1 | C[Si](C)(C)OC(=O)CNC(=O)CN([Si](C)(C)C)[Si](C)(C)C | 1830.5 | Semi standard non polar | 33892256 |
Glycyl-glycine,3TMS,isomer #1 | C[Si](C)(C)OC(=O)CNC(=O)CN([Si](C)(C)C)[Si](C)(C)C | 1770.1 | Standard non polar | 33892256 |
Glycyl-glycine,3TMS,isomer #1 | C[Si](C)(C)OC(=O)CNC(=O)CN([Si](C)(C)C)[Si](C)(C)C | 1968.0 | Standard polar | 33892256 |
Glycyl-glycine,3TMS,isomer #2 | C[Si](C)(C)NCC(=O)N(CC(=O)O[Si](C)(C)C)[Si](C)(C)C | 1643.8 | Semi standard non polar | 33892256 |
Glycyl-glycine,3TMS,isomer #2 | C[Si](C)(C)NCC(=O)N(CC(=O)O[Si](C)(C)C)[Si](C)(C)C | 1724.2 | Standard non polar | 33892256 |
Glycyl-glycine,3TMS,isomer #2 | C[Si](C)(C)NCC(=O)N(CC(=O)O[Si](C)(C)C)[Si](C)(C)C | 1857.4 | Standard polar | 33892256 |
Glycyl-glycine,3TMS,isomer #3 | C[Si](C)(C)N(CC(=O)O)C(=O)CN([Si](C)(C)C)[Si](C)(C)C | 1790.4 | Semi standard non polar | 33892256 |
Glycyl-glycine,3TMS,isomer #3 | C[Si](C)(C)N(CC(=O)O)C(=O)CN([Si](C)(C)C)[Si](C)(C)C | 1845.2 | Standard non polar | 33892256 |
Glycyl-glycine,3TMS,isomer #3 | C[Si](C)(C)N(CC(=O)O)C(=O)CN([Si](C)(C)C)[Si](C)(C)C | 1959.5 | Standard polar | 33892256 |
Glycyl-glycine,4TMS,isomer #1 | C[Si](C)(C)OC(=O)CN(C(=O)CN([Si](C)(C)C)[Si](C)(C)C)[Si](C)(C)C | 1810.7 | Semi standard non polar | 33892256 |
Glycyl-glycine,4TMS,isomer #1 | C[Si](C)(C)OC(=O)CN(C(=O)CN([Si](C)(C)C)[Si](C)(C)C)[Si](C)(C)C | 1848.6 | Standard non polar | 33892256 |
Glycyl-glycine,4TMS,isomer #1 | C[Si](C)(C)OC(=O)CN(C(=O)CN([Si](C)(C)C)[Si](C)(C)C)[Si](C)(C)C | 1779.7 | Standard polar | 33892256 |
Glycyl-glycine,1TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)OC(=O)CNC(=O)CN | 1767.8 | Semi standard non polar | 33892256 |
Glycyl-glycine,1TBDMS,isomer #2 | CC(C)(C)[Si](C)(C)NCC(=O)NCC(=O)O | 1833.5 | Semi standard non polar | 33892256 |
Glycyl-glycine,1TBDMS,isomer #3 | CC(C)(C)[Si](C)(C)N(CC(=O)O)C(=O)CN | 1752.4 | Semi standard non polar | 33892256 |
Glycyl-glycine,2TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)NCC(=O)NCC(=O)O[Si](C)(C)C(C)(C)C | 2117.9 | Semi standard non polar | 33892256 |
Glycyl-glycine,2TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)NCC(=O)NCC(=O)O[Si](C)(C)C(C)(C)C | 2013.0 | Standard non polar | 33892256 |
Glycyl-glycine,2TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)NCC(=O)NCC(=O)O[Si](C)(C)C(C)(C)C | 2253.9 | Standard polar | 33892256 |
Glycyl-glycine,2TBDMS,isomer #2 | CC(C)(C)[Si](C)(C)OC(=O)CN(C(=O)CN)[Si](C)(C)C(C)(C)C | 1999.0 | Semi standard non polar | 33892256 |
Glycyl-glycine,2TBDMS,isomer #2 | CC(C)(C)[Si](C)(C)OC(=O)CN(C(=O)CN)[Si](C)(C)C(C)(C)C | 2021.1 | Standard non polar | 33892256 |
Glycyl-glycine,2TBDMS,isomer #2 | CC(C)(C)[Si](C)(C)OC(=O)CN(C(=O)CN)[Si](C)(C)C(C)(C)C | 2339.2 | Standard polar | 33892256 |
Glycyl-glycine,2TBDMS,isomer #3 | CC(C)(C)[Si](C)(C)N(CC(=O)NCC(=O)O)[Si](C)(C)C(C)(C)C | 2216.0 | Semi standard non polar | 33892256 |
Glycyl-glycine,2TBDMS,isomer #3 | CC(C)(C)[Si](C)(C)N(CC(=O)NCC(=O)O)[Si](C)(C)C(C)(C)C | 2065.3 | Standard non polar | 33892256 |
Glycyl-glycine,2TBDMS,isomer #3 | CC(C)(C)[Si](C)(C)N(CC(=O)NCC(=O)O)[Si](C)(C)C(C)(C)C | 2346.9 | Standard polar | 33892256 |
Glycyl-glycine,2TBDMS,isomer #4 | CC(C)(C)[Si](C)(C)NCC(=O)N(CC(=O)O)[Si](C)(C)C(C)(C)C | 2123.6 | Semi standard non polar | 33892256 |
Glycyl-glycine,2TBDMS,isomer #4 | CC(C)(C)[Si](C)(C)NCC(=O)N(CC(=O)O)[Si](C)(C)C(C)(C)C | 2068.5 | Standard non polar | 33892256 |
Glycyl-glycine,2TBDMS,isomer #4 | CC(C)(C)[Si](C)(C)NCC(=O)N(CC(=O)O)[Si](C)(C)C(C)(C)C | 2210.4 | Standard polar | 33892256 |
Glycyl-glycine,3TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)OC(=O)CNC(=O)CN([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C | 2449.7 | Semi standard non polar | 33892256 |
Glycyl-glycine,3TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)OC(=O)CNC(=O)CN([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C | 2341.7 | Standard non polar | 33892256 |
Glycyl-glycine,3TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)OC(=O)CNC(=O)CN([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C | 2236.5 | Standard polar | 33892256 |
Glycyl-glycine,3TBDMS,isomer #2 | CC(C)(C)[Si](C)(C)NCC(=O)N(CC(=O)O[Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C | 2322.5 | Semi standard non polar | 33892256 |
Glycyl-glycine,3TBDMS,isomer #2 | CC(C)(C)[Si](C)(C)NCC(=O)N(CC(=O)O[Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C | 2304.2 | Standard non polar | 33892256 |
Glycyl-glycine,3TBDMS,isomer #2 | CC(C)(C)[Si](C)(C)NCC(=O)N(CC(=O)O[Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C | 2208.1 | Standard polar | 33892256 |
Glycyl-glycine,3TBDMS,isomer #3 | CC(C)(C)[Si](C)(C)N(CC(=O)O)C(=O)CN([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C | 2426.3 | Semi standard non polar | 33892256 |
Glycyl-glycine,3TBDMS,isomer #3 | CC(C)(C)[Si](C)(C)N(CC(=O)O)C(=O)CN([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C | 2379.1 | Standard non polar | 33892256 |
Glycyl-glycine,3TBDMS,isomer #3 | CC(C)(C)[Si](C)(C)N(CC(=O)O)C(=O)CN([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C | 2255.2 | Standard polar | 33892256 |
Glycyl-glycine,4TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)OC(=O)CN(C(=O)CN([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C | 2636.4 | Semi standard non polar | 33892256 |
Glycyl-glycine,4TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)OC(=O)CN(C(=O)CN([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C | 2585.4 | Standard non polar | 33892256 |
Glycyl-glycine,4TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)OC(=O)CN(C(=O)CN([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C | 2248.4 | Standard polar | 33892256 |