| Chromatographic Method | Retention Time | Reference |
|---|
| Predicted by Siyang on May 30, 2022 | 9.5898 minutes | 33406817 |
| Predicted by Siyang using ReTip algorithm on June 8, 2022 | 4.74 minutes | 32390414 |
| Fem_Long = Waters ACQUITY UPLC HSS T3 C18 with Water:MeOH and 0.1% Formic Acid | 1125.1 seconds | 40023050 |
| Fem_Lipids = Ascentis Express C18 with (60:40 water:ACN):(90:10 IPA:ACN) and 10mM NH4COOH + 0.1% Formic Acid | 341.0 seconds | 40023050 |
| Life_Old = Waters ACQUITY UPLC BEH C18 with Water:(20:80 acetone:ACN) and 0.1% Formic Acid | 87.5 seconds | 40023050 |
| Life_New = RP Waters ACQUITY UPLC HSS T3 C18 with Water:(30:70 MeOH:ACN) and 0.1% Formic Acid | 212.6 seconds | 40023050 |
| RIKEN = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 78.7 seconds | 40023050 |
| Eawag_XBridgeC18 = XBridge C18 3.5u 2.1x50 mm with Water:MeOH and 0.1% Formic Acid | 273.1 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 | 308.0 seconds | 40023050 |
| HILIC_BDD_2 = Merck SeQuant ZIC-HILIC with ACN(0.1% formic acid):water(16 mM ammonium formate) | 427.1 seconds | 40023050 |
| UniToyama_Atlantis = RP Waters Atlantis T3 (2.1 x 150 mm, 5 um) with ACN:Water and 0.1% Formic Acid | 685.6 seconds | 40023050 |
| BDD_C18 = Hypersil Gold 1.9µm C18 with Water:ACN and 0.1% Formic Acid | 109.9 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 | 734.2 seconds | 40023050 |
| SNU_RIKEN_POS = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 212.4 seconds | 40023050 |
| RPMMFDA = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 218.0 seconds | 40023050 |
| MTBLS87 = Merck SeQuant ZIC-pHILIC column with ACN:Water and :ammonium carbonate | 536.7 seconds | 40023050 |
| KI_GIAR_zic_HILIC_pH2_7 = Merck SeQuant ZIC-HILIC with ACN:Water and 0.1% FA | 375.8 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 | 175.4 seconds | 40023050 |
| Derivative Name / Structure | SMILES | Kovats RI Value | Column Type | Reference |
|---|
| 4-Mercaptobutyramidine,1TMS,isomer #1 | C[Si](C)(C)SCCCC(=N)N | 1486.7 | Semi standard non polar | 33892256 |
| 4-Mercaptobutyramidine,1TMS,isomer #1 | C[Si](C)(C)SCCCC(=N)N | 1348.3 | Standard non polar | 33892256 |
| 4-Mercaptobutyramidine,1TMS,isomer #1 | C[Si](C)(C)SCCCC(=N)N | 2788.8 | Standard polar | 33892256 |
| 4-Mercaptobutyramidine,1TMS,isomer #2 | C[Si](C)(C)NC(=N)CCCS | 1543.6 | Semi standard non polar | 33892256 |
| 4-Mercaptobutyramidine,1TMS,isomer #2 | C[Si](C)(C)NC(=N)CCCS | 1307.5 | Standard non polar | 33892256 |
| 4-Mercaptobutyramidine,1TMS,isomer #2 | C[Si](C)(C)NC(=N)CCCS | 2007.8 | Standard polar | 33892256 |
| 4-Mercaptobutyramidine,1TMS,isomer #3 | C[Si](C)(C)N=C(N)CCCS | 1456.4 | Semi standard non polar | 33892256 |
| 4-Mercaptobutyramidine,1TMS,isomer #3 | C[Si](C)(C)N=C(N)CCCS | 1261.4 | Standard non polar | 33892256 |
| 4-Mercaptobutyramidine,1TMS,isomer #3 | C[Si](C)(C)N=C(N)CCCS | 2081.5 | Standard polar | 33892256 |
| 4-Mercaptobutyramidine,2TMS,isomer #1 | C[Si](C)(C)NC(=N)CCCS[Si](C)(C)C | 1719.3 | Semi standard non polar | 33892256 |
| 4-Mercaptobutyramidine,2TMS,isomer #1 | C[Si](C)(C)NC(=N)CCCS[Si](C)(C)C | 1568.9 | Standard non polar | 33892256 |
| 4-Mercaptobutyramidine,2TMS,isomer #1 | C[Si](C)(C)NC(=N)CCCS[Si](C)(C)C | 2387.8 | Standard polar | 33892256 |
| 4-Mercaptobutyramidine,2TMS,isomer #2 | C[Si](C)(C)N=C(N)CCCS[Si](C)(C)C | 1679.0 | Semi standard non polar | 33892256 |
| 4-Mercaptobutyramidine,2TMS,isomer #2 | C[Si](C)(C)N=C(N)CCCS[Si](C)(C)C | 1509.2 | Standard non polar | 33892256 |
| 4-Mercaptobutyramidine,2TMS,isomer #2 | C[Si](C)(C)N=C(N)CCCS[Si](C)(C)C | 2422.5 | Standard polar | 33892256 |
| 4-Mercaptobutyramidine,2TMS,isomer #3 | C[Si](C)(C)N(C(=N)CCCS)[Si](C)(C)C | 1579.9 | Semi standard non polar | 33892256 |
| 4-Mercaptobutyramidine,2TMS,isomer #3 | C[Si](C)(C)N(C(=N)CCCS)[Si](C)(C)C | 1564.9 | Standard non polar | 33892256 |
| 4-Mercaptobutyramidine,2TMS,isomer #3 | C[Si](C)(C)N(C(=N)CCCS)[Si](C)(C)C | 1965.9 | Standard polar | 33892256 |
| 4-Mercaptobutyramidine,2TMS,isomer #4 | C[Si](C)(C)N=C(CCCS)N[Si](C)(C)C | 1568.7 | Semi standard non polar | 33892256 |
| 4-Mercaptobutyramidine,2TMS,isomer #4 | C[Si](C)(C)N=C(CCCS)N[Si](C)(C)C | 1480.8 | Standard non polar | 33892256 |
| 4-Mercaptobutyramidine,2TMS,isomer #4 | C[Si](C)(C)N=C(CCCS)N[Si](C)(C)C | 1845.0 | Standard polar | 33892256 |
| 4-Mercaptobutyramidine,3TMS,isomer #1 | C[Si](C)(C)SCCCC(=N)N([Si](C)(C)C)[Si](C)(C)C | 1764.9 | Semi standard non polar | 33892256 |
| 4-Mercaptobutyramidine,3TMS,isomer #1 | C[Si](C)(C)SCCCC(=N)N([Si](C)(C)C)[Si](C)(C)C | 1774.1 | Standard non polar | 33892256 |
| 4-Mercaptobutyramidine,3TMS,isomer #1 | C[Si](C)(C)SCCCC(=N)N([Si](C)(C)C)[Si](C)(C)C | 2015.9 | Standard polar | 33892256 |
| 4-Mercaptobutyramidine,3TMS,isomer #2 | C[Si](C)(C)N=C(CCCS[Si](C)(C)C)N[Si](C)(C)C | 1723.1 | Semi standard non polar | 33892256 |
| 4-Mercaptobutyramidine,3TMS,isomer #2 | C[Si](C)(C)N=C(CCCS[Si](C)(C)C)N[Si](C)(C)C | 1635.6 | Standard non polar | 33892256 |
| 4-Mercaptobutyramidine,3TMS,isomer #2 | C[Si](C)(C)N=C(CCCS[Si](C)(C)C)N[Si](C)(C)C | 2053.7 | Standard polar | 33892256 |
| 4-Mercaptobutyramidine,3TMS,isomer #3 | C[Si](C)(C)N=C(CCCS)N([Si](C)(C)C)[Si](C)(C)C | 1632.0 | Semi standard non polar | 33892256 |
| 4-Mercaptobutyramidine,3TMS,isomer #3 | C[Si](C)(C)N=C(CCCS)N([Si](C)(C)C)[Si](C)(C)C | 1651.3 | Standard non polar | 33892256 |
| 4-Mercaptobutyramidine,3TMS,isomer #3 | C[Si](C)(C)N=C(CCCS)N([Si](C)(C)C)[Si](C)(C)C | 1775.1 | Standard polar | 33892256 |
| 4-Mercaptobutyramidine,4TMS,isomer #1 | C[Si](C)(C)N=C(CCCS[Si](C)(C)C)N([Si](C)(C)C)[Si](C)(C)C | 1815.4 | Semi standard non polar | 33892256 |
| 4-Mercaptobutyramidine,4TMS,isomer #1 | C[Si](C)(C)N=C(CCCS[Si](C)(C)C)N([Si](C)(C)C)[Si](C)(C)C | 1789.2 | Standard non polar | 33892256 |
| 4-Mercaptobutyramidine,4TMS,isomer #1 | C[Si](C)(C)N=C(CCCS[Si](C)(C)C)N([Si](C)(C)C)[Si](C)(C)C | 1797.4 | Standard polar | 33892256 |
| 4-Mercaptobutyramidine,1TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)SCCCC(=N)N | 1712.1 | Semi standard non polar | 33892256 |
| 4-Mercaptobutyramidine,1TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)SCCCC(=N)N | 1592.2 | Standard non polar | 33892256 |
| 4-Mercaptobutyramidine,1TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)SCCCC(=N)N | 3011.3 | Standard polar | 33892256 |
| 4-Mercaptobutyramidine,1TBDMS,isomer #2 | CC(C)(C)[Si](C)(C)NC(=N)CCCS | 1739.8 | Semi standard non polar | 33892256 |
| 4-Mercaptobutyramidine,1TBDMS,isomer #2 | CC(C)(C)[Si](C)(C)NC(=N)CCCS | 1526.5 | Standard non polar | 33892256 |
| 4-Mercaptobutyramidine,1TBDMS,isomer #2 | CC(C)(C)[Si](C)(C)NC(=N)CCCS | 2115.3 | Standard polar | 33892256 |
| 4-Mercaptobutyramidine,1TBDMS,isomer #3 | CC(C)(C)[Si](C)(C)N=C(N)CCCS | 1651.2 | Semi standard non polar | 33892256 |
| 4-Mercaptobutyramidine,1TBDMS,isomer #3 | CC(C)(C)[Si](C)(C)N=C(N)CCCS | 1466.1 | Standard non polar | 33892256 |
| 4-Mercaptobutyramidine,1TBDMS,isomer #3 | CC(C)(C)[Si](C)(C)N=C(N)CCCS | 2233.8 | Standard polar | 33892256 |
| 4-Mercaptobutyramidine,2TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)NC(=N)CCCS[Si](C)(C)C(C)(C)C | 2211.2 | Semi standard non polar | 33892256 |
| 4-Mercaptobutyramidine,2TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)NC(=N)CCCS[Si](C)(C)C(C)(C)C | 2003.6 | Standard non polar | 33892256 |
| 4-Mercaptobutyramidine,2TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)NC(=N)CCCS[Si](C)(C)C(C)(C)C | 2349.9 | Standard polar | 33892256 |
| 4-Mercaptobutyramidine,2TBDMS,isomer #2 | CC(C)(C)[Si](C)(C)N=C(N)CCCS[Si](C)(C)C(C)(C)C | 2080.7 | Semi standard non polar | 33892256 |
| 4-Mercaptobutyramidine,2TBDMS,isomer #2 | CC(C)(C)[Si](C)(C)N=C(N)CCCS[Si](C)(C)C(C)(C)C | 1908.1 | Standard non polar | 33892256 |
| 4-Mercaptobutyramidine,2TBDMS,isomer #2 | CC(C)(C)[Si](C)(C)N=C(N)CCCS[Si](C)(C)C(C)(C)C | 2564.4 | Standard polar | 33892256 |
| 4-Mercaptobutyramidine,2TBDMS,isomer #3 | CC(C)(C)[Si](C)(C)N(C(=N)CCCS)[Si](C)(C)C(C)(C)C | 2014.8 | Semi standard non polar | 33892256 |
| 4-Mercaptobutyramidine,2TBDMS,isomer #3 | CC(C)(C)[Si](C)(C)N(C(=N)CCCS)[Si](C)(C)C(C)(C)C | 1956.0 | Standard non polar | 33892256 |
| 4-Mercaptobutyramidine,2TBDMS,isomer #3 | CC(C)(C)[Si](C)(C)N(C(=N)CCCS)[Si](C)(C)C(C)(C)C | 2067.8 | Standard polar | 33892256 |
| 4-Mercaptobutyramidine,2TBDMS,isomer #4 | CC(C)(C)[Si](C)(C)N=C(CCCS)N[Si](C)(C)C(C)(C)C | 2006.2 | Semi standard non polar | 33892256 |
| 4-Mercaptobutyramidine,2TBDMS,isomer #4 | CC(C)(C)[Si](C)(C)N=C(CCCS)N[Si](C)(C)C(C)(C)C | 1858.4 | Standard non polar | 33892256 |
| 4-Mercaptobutyramidine,2TBDMS,isomer #4 | CC(C)(C)[Si](C)(C)N=C(CCCS)N[Si](C)(C)C(C)(C)C | 2024.7 | Standard polar | 33892256 |
| 4-Mercaptobutyramidine,3TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)SCCCC(=N)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C | 2469.6 | Semi standard non polar | 33892256 |
| 4-Mercaptobutyramidine,3TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)SCCCC(=N)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C | 2368.0 | Standard non polar | 33892256 |
| 4-Mercaptobutyramidine,3TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)SCCCC(=N)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C | 2242.3 | Standard polar | 33892256 |
| 4-Mercaptobutyramidine,3TBDMS,isomer #2 | CC(C)(C)[Si](C)(C)N=C(CCCS[Si](C)(C)C(C)(C)C)N[Si](C)(C)C(C)(C)C | 2395.3 | Semi standard non polar | 33892256 |
| 4-Mercaptobutyramidine,3TBDMS,isomer #2 | CC(C)(C)[Si](C)(C)N=C(CCCS[Si](C)(C)C(C)(C)C)N[Si](C)(C)C(C)(C)C | 2195.0 | Standard non polar | 33892256 |
| 4-Mercaptobutyramidine,3TBDMS,isomer #2 | CC(C)(C)[Si](C)(C)N=C(CCCS[Si](C)(C)C(C)(C)C)N[Si](C)(C)C(C)(C)C | 2226.7 | Standard polar | 33892256 |
| 4-Mercaptobutyramidine,3TBDMS,isomer #3 | CC(C)(C)[Si](C)(C)N=C(CCCS)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C | 2266.1 | Semi standard non polar | 33892256 |
| 4-Mercaptobutyramidine,3TBDMS,isomer #3 | CC(C)(C)[Si](C)(C)N=C(CCCS)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C | 2243.9 | Standard non polar | 33892256 |
| 4-Mercaptobutyramidine,3TBDMS,isomer #3 | CC(C)(C)[Si](C)(C)N=C(CCCS)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C | 2064.4 | Standard polar | 33892256 |
| 4-Mercaptobutyramidine,4TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)N=C(CCCS[Si](C)(C)C(C)(C)C)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C | 2681.9 | Semi standard non polar | 33892256 |
| 4-Mercaptobutyramidine,4TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)N=C(CCCS[Si](C)(C)C(C)(C)C)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C | 2515.6 | Standard non polar | 33892256 |
| 4-Mercaptobutyramidine,4TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)N=C(CCCS[Si](C)(C)C(C)(C)C)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C | 2203.0 | Standard polar | 33892256 |