TABLE 3.
LC-MS-TOF data of the compounds identified from the n-butonal extract of Maianthemum atropurpureum.
| No | R.T. (min) | UV | [M + H]+ or [M-H]- (M.F., ppm) | Adduct and fragmental ion exact masses [M-X]+ or [M-X]- (M.F., ppm) | Identification | References |
|---|---|---|---|---|---|---|
| 8 | 8.3 | 230, 256 | 611.1619 [M + H]+ (C27H31O16, 1.1) | 633.1429 [M + Na]+ (C27H30O16 Na,-0.5); 465.1053 [M + H-146(Rha)]+ (C21H21O12, 4.3) | Rutin | Kaneta et al. (1980) |
| 609.1428 [M-H]- (C27H29O16, -4.6) | 655.1569 [M-H + HCOOH]- (C28H31O18, 9.0) | |||||
| 9 | 10.5 | 230, 256 | 465.1055 [M + H]+(C21H21O12, 4.7) | 303.0497 [M + H- Glc]+ (C15H11O7,−2.6); 487.0862 [M + Na]+ (C21H20O12Na, 2.1) | Quercetin 3-O-galactoside | Kaneta et al. (1980) |
| 463.0916 [M-H]- (C21H19O12, 8.4) | — | |||||
| 10 | 13.1 | 230, 256 | 611.1620 [M + H]+(C27H31O16, 1.3) | 633.1478 [M + Na]+(C27H30O16 Na,7.3); 465.1027 [M + H-146(Rha)]+ (C21H21O12, -1.3); 303.0521 [M + H-Rha-Glc]+(C15H11O7, -1.3) | Quercetin 3-O-glucoside 7-O-rhamnoside | Kaneta et al. (1980) |
| 609.1505 [M-H]- (C27H29O16, 8.0) | 655.1569 [M-H + HCOOH]- (C28H31O18, 9.0) | |||||
| 11 | 13.6 | 230, 256 | 625.1740 [M + H]+(C28H33O16,-4.6) | 479.1211 [M-Rha + H]+ (C22H23O12,4.4); 317.0660 [M-Rha-Glc + H]+ (C16H13O7,-0.3); 647.1553 [M + Na]+(C28H32O16Na, -5.4) | Isorhamnetin-3-Rutinoside | El-Alfy et al. (1975) |
| 623.1763 [M-H]-(C28H31O16,- 0.3) | 669.1641 [M-H + HCOOH]- (C29H33O18,-3.9) | |||||
| 12 | 14.6 | — | 755.4235 [M + H]+(C39H63O14,2.3) | 593.3706 [M-Glc + H]+ (C33H53O9,2.7); | 27-epi-Trikamsteroside A | Yokosuka et al. (2008) |
| 13 | 15.0 | — | — | 871.4673 [M-H2O + H]+(C44H71O17, −2.1); 793.4024 [M-Xyl+2H2O + H]+ (C39H69O16,1.3); 725.4124 [M-Rha-H2O + H]+ (C38H61O13,1.7); 593.3668 [M- Xyl-Rha- H2O + H]+ (C35H53O9, −3.7); 413.3078 [M- Xyl-Rha-Gal- 2H2O + H]+(C27H41O3,5.3); 911.4673 [M + Na]+ (C44H72O18Na, 6.3) | (3β,5α,6β,25R)-spirostane-3,5,6-triol-3-O-β-D-apiofuranosyl-(1→ 3)-[α-l-rhamnopyranosyl-(1→2)]- β-D-glucopyranoside | Wu et al. (2012) |
| 887.4696 [M-H]- (C44H71O18, 6.3) | 933.4628 [M-H + HCOOH]-(C45H73O20,-7.2) | |||||
| 14 | 15.9 | — | 901.4814 [M + H]+(C45H73O18,1.9) | 923.4615 [M + Na]+ (C45H72O18 Na, −0.1); 739.4250 [M -Glc + H]+(C39H63O13, −2.6); 577.3737 [M-2Glc- + H]-(C33H53O8, −0.5) | Funkioside D | Yang et al. (2009) |
| — | 899.4673 [M-H]- (C45H71O18,3.7) | 945.4709 [M-H + HCOOH]- (C46H75O20,1.5) | — | — | ||
| 15 | 16.8 | — | — | 885.4833 [M + H-H2O]+(C45H73O17, −1.7); 739.4282 [M -Rha- H2O + H]+(C39H63O13, 1.8); 577.3737 [M-Gal-Rha- H2O + H]+(C33H53O8, −0.5); 415.3230 [M-Gal-Glc-Rha-H2O + H]+ (C27H43O3, 4.3); 925.4753 [M + Na]+ (C45H74O18Na, −2.2) | Slimacinoside C | Yang et al. (2009) |
| — | 901.4769 [M-H]- (C45H73O18, −3.1) | 947.4926 [M-H + HCOOH]- (C46H75O20, 7.8) | — | — | ||
| 16 | 17.7 | 230, 256 | 303.0494 [M + H]+(C15H11O7, -3.6) | — | Quercetin | Zhao et al. (2009) |
| — | 301.0342 [M-H]- (C15H9O7, -2.0) | — | — | — | ||
| 17 | 17.9 | 230, 256 | 287.0549 [M + H]+(C15H11O6, -2.4) | — | Luteolin | Zhao et al. (2009) |
| — | 285.0405 [M-H]- (C15H9O6, 2.1) | — | — | — | ||
| 18 | 18.1 | — | — | 739.4282 [M-Rha- H2O + H]+(C39H63O13, 0.0); 577.3745 [M-Gal-Rha-H2O + H]+ (C33H53O8,0.9); 415.3211 [M-Gal-Glc-Rha- H2O + H]+ (C27H43O3, −0.2); 397.3138 [M-Gal-Glc-Rha- H2O + H]+ (C27H43O3, −0.2); 925.4819 [M + Na]+ (C45H74O18Na, 5.0) | (3β,22α)-26-(β-D-glucopyranosyloxy)-22-hydroxyfurost-5-en-3-yl2-O-(6-deoxy-α-L-mannopyranosyl) -β-D-glucopyranoside | |
| — | 901.4828 [M-H]- (C45H73O18, 3.4) | 947.4926 [M-H + HCOOH]- (C46H75O20, 7.8) | — | — | ||
| 19 | 18.7 | 230, 256 | — | 353.4832 [M + Na]+ (C22H35 O2 Na, 3.9) | 1-Phenanthren-emethanol | Kitajima et al. (1982) |
| — | 329.4812M-H]- (C22H33O2, −2.1) | — | — | — | ||
| 20 | 18.9 | 230, 256 | 885.4838 [M + H]+(C45H73O17,-1.1) | 907.4659 [M + Na]+ (C45H72O17Na, −0.9); 739.4293 [M-Rha + H]+(C39H63O13, 3.2); 577.3766 [M-Glc-Rha + H]+(C33H53O8, 4.5); 415.3199 [M-2Glc-Rha + H]+ (C27H43O3, −3.1) | Gracillin | Inoue et al., 1995; Zhao et al., 2011 |
| — | 883.4691 [M-H]- (C45H71O17, -4.0) | 929.4808 [M-H + HCOOH]- (C46H73O19, 6.7) | — | — | ||
| 21 | 19.7 | — | — | 355 [M + Na]+ (C22H37 O2 Na, −3.4) | Ent-kaur-15-en-17-ol | Kitajima et al. (1982) |
| — | 331 [M-H]- (C22H35O2,1.9) | — | — | |||
| 22 | 19.9 | 230, 256 | 301.0717 [M + H]+ (C16H13O6, 1.7) | — | 5,7,4′-trihydroxy-3′-methoxyflavone | Zhao et al. (2009) |
| — | 299.0573 [M-H]- (C16H11O6, 5.7) | 345.0599 [M-H + HCOOH]- (C17H13O8, −3.2) | — | — | ||
| 23 | 20.9 | — | — | 577.3740 [M-H2O + H]+(C33H63O8, 6.8); 617.3685 [M + Na]+ (C33H54O9Na,3.1) | 26-O-β-D-glucopyranosyl-(25R)-furost-5-ene-3β, 22ξ, 26-triol | Wu et al., 2012 |
| — | 593.3697 [M-H]- (C33H53O9, 1.2) | 639.3683 [M-H + HCOOH]- (C34H55O11, −9.5) | — | — |