ACCESSION: MSBNK-RIKEN-PR305093
RECORD_TITLE: alpha-Chaconine; LC-ESI-QTOF; MS2
DATE: 2019.03.28
AUTHORS: Tetsuya Mori, Center for Sustainable Resource Science, RIKEN
LICENSE: CC BY-NC-SA
PUBLICATION: Tsugawa H., Nakabayashi R., Mori T., Yamada Y., Takahashi M., Rai A., Sugiyama R., Yamamoto H., Nakaya T., Yamazaki M., Kooke R., Bac-Molenaar JA., Oztolan-Erol N., Keurentjes JJB., Arita M., Saito K. (2019) "A cheminformatics approach to characterize metabolomes in stable-isotope-labeled organisms" Nature Methods 16(4):295-298. [doi:10.1038/s41592-019-0358-2]
COMMENT: registered in RIKEN PlaSMA

CH$NAME: alpha-Chaconine
CH$COMPOUND_CLASS: Steroidal saponins
CH$FORMULA: C₄₅H₇₃NO₁₄
CH$EXACT_MASS: 852.072
CH$SMILES: CC1C2CCC(C)CN2C2CC3C4CC=C5CC(CCC5(C)C4CCC3(C)C12)OC1OC(CO)C(OC2OC(C)C(O)C(O)C2O)C(O)C1OC1OC(C)C(O)C(O)C1O
CH$IUPAC: InChI=1S/C45H73NO14/c1-19-7-10-28-20(2)31-29(46(28)17-19)16-27-25-9-8-23-15-24(11-13-44(23,5)26(25)12-14-45(27,31)6)57-43-40(60-42-37(53)35(51)33(49)22(4)56-42)38(54)39(30(18-47)58-43)59-41-36(52)34(50)32(48)21(3)55-41/h8,19-22,24-43,47-54H,7,9-18H2,1-6H3
CH$LINK: INCHIKEY TYNQWWGVEGFKRU-UHFFFAOYSA-N

AC$INSTRUMENT: LC, Waters Acquity UPLC System; MS, Waters Xevo G2 Q-Tof
AC$INSTRUMENT_TYPE: LC-ESI-QTOF
AC$MASS_SPECTROMETRY: MS_TYPE MS2
AC$MASS_SPECTROMETRY: ION_MODE NEGATIVE
AC$MASS_SPECTROMETRY: COLLISION_ENERGY 6V
AC$MASS_SPECTROMETRY: DESOLVATION_GAS_FLOW 800/h
AC$MASS_SPECTROMETRY: DESOLVATION_TEMPERATURE 450 C
AC$MASS_SPECTROMETRY: IONIZATION ESI
AC$CHROMATOGRAPHY: CAPILLARY_VOLTAGE -2.75 kV
AC$CHROMATOGRAPHY: COLUMN_NAME Acquity bridged ethyl hybrid C18 (1.7 um, 2.1 mm * 100 mm, Waters)
AC$CHROMATOGRAPHY: COLUMN_TEMPERATURE 40 C
AC$CHROMATOGRAPHY: FLOW_GRADIENT A/B = (99.5%/0.5% at 0 min, 99.5%/0.5% at 0.1 min, 20%/80% at 10 min, 0.5%/99.5% at 10.1 min, 0.5%/99.5% at 12.0 min, 99.5%/0.5% at 12.1 min, 99.5%/0.5% at 15.0 min)
AC$CHROMATOGRAPHY: FLOW_RATE 0.3 ml/min at 0 min, 0.3 ml/min at 10 min, 0.4 ml/min at 10.1 min, 0.4 ml/min at 14.4 min, 0.3 ml/min at 14.5 min
AC$CHROMATOGRAPHY: RETENTION_TIME 5.0105
AC$CHROMATOGRAPHY: SOLVENT A water including 0.1% formic acid
AC$CHROMATOGRAPHY: SOLVENT B acetonitrile including 0.1% formic acid

MS$FOCUSED_ION: PRECURSOR_TYPE [M-H]-
MS$FOCUSED_ION: PRECURSOR_M/Z 850.49582954783

PK$SPLASH: splash10-0udi-0000000090-2becbdfcbc4044be6921
PK$NUM_PEAK: 7
PK$PEAK: m/z int. rel.int.
  403.97525 24.0 24
  438.91275 20.0 20
  459.14957 38.0 38
  633.39435 23.0 23
  816.66803 20.0 20
  850.49084 1000.0 999
  850.63995 23.0 23
//