Concentration dependent Electrospray Ionisation Mass Spectrometry and Tandem Mass Spectrometry (MS/MS ) studies on (E,E)-1-[5-(1,3-benzodioxol-5yl)-1-oxo-2,4-pentadienyl]- piperidine (Piperine) and its analogues

Khajuria, Ravi K; Sharma, Neha; Koul, Jawahar L; Verma, Mahendra K

doi:10.1186/2193-1801-2-427

SpringerPlus

Table 2 Molecular ion peaks obtained from infusion experiments of mixtures of synthetic analogues of piperine (M _2–18 ) and Piperine (M ₁ ) and the product ions obtained during the MS/MS (MS ² ) measurements of the cross dimeric ionic peaks

From: Concentration dependent Electrospray Ionisation Mass Spectrometry and Tandem Mass Spectrometry (MS/MS ) studies on (E,E)-1-[5-(1,3-benzodioxol-5yl)-1-oxo-2,4-pentadienyl]- piperidine (Piperine) and its analogues

Mixture of 1 with	Molecular ion (m/z) peaks formed from the mixtures of Piperine (M₁) with its synthetic analogues(M_2-18)	Precursor ion (m/z) selected for MS²studies	Product ions(m/z) formed from the fragmentation of the parent ions
Mixture of 1 with	[2Mn + Na]⁺n =1,2,38	Precursor ion (m/z) selected for MS²studies
2	593 [2 M₁ + Na]⁺, 601[2 M₂+ Na]⁺ , 597[M₁ + M₂ + Na]⁺	597	312, 308.
3	593 [2 M₁ + Na]⁺, 565[2 M ₃+ Na]⁺ , 579[M₁ + M₃ + Na]⁺	579	294, 308
4	593 [2 M ₁ + Na]⁺, 517[2 M ₄+ Na]⁺ , 555[M₁ + M₄ + Na]⁺	555	270, 308
5	593 2[M ₁ + Na]⁺, 597[2 M ₅+ Na]⁺ , 595[M₁+ M₅ + Na]⁺	595	310, 308
6	593 [2 M ₁ + Na]⁺, 565[2 M₆+ Na]⁺ , 579[M₁ + M₆ + Na]⁺	579	294, 308
7	593 [2 M ₁ + Na]⁺, 621[2 M ₇ + Na]⁺ , 607[M₁ + M₇ + Na]⁺	607	322, 308
8	593 [2 M ₁ + Na]⁺ or [2 M₈ + Na]⁺	593	308
9	593 [2 M ₁ + Na]⁺, 605[2 M ₉+ Na]⁺ , 599[M₁ + M₉ + Na]⁺	599	314,, 308
10	593 [2 M ₁ + Na]⁺, 541[2 M ₁₀+ Na]⁺ , 567[M₁+ M₁₀ + Na]⁺	567	282, 308
11	593 [2 M₁ + Na]⁺, 569[2 M ₁₁+ Na]⁺ , 581[M₁ + M₁₁ + Na]⁺	581	296, 308
12	593 [2 M ₁ + Na]⁺, 605[2 M₁₂ + Na]⁺ , 599[M₁ + M₁₂ + Na]⁺	599	314, 308
13	593 [2 M ₁ + Na]⁺, 625[2 M ₁₃+ Na]⁺ , 609[M₁ + M ₁₃ + Na]⁺	609	324, 308
14	593 [2 M₁ + Na]⁺, 577[2 M₁₄+ Na]⁺ , 585[M₁ + M₁₄ + Na]⁺	585	300, 308
15	593 [2 M₁ + Na]⁺, 633[2 M₁₅+ Na]⁺ , 613[M₁+ M₁₅ + Na]⁺	613	328, 308
16	593 [2 M₁ + Na]⁺, 573[2 M₁₆+ Na]⁺ , 583[M₁ + M₁₆ + Na]⁺	583	298, 308
17	593 [2 M₁ + Na]⁺, 565[2 M₁₇+ Na]⁺ , 579[M₁+ M₁₇ + Na]⁺	579	294, 308
18	593 [2 M ₁ + Na]⁺, 685[2 M ₁₈+ Na]⁺ , 639[M₁ + M₁₈ + Na]⁺	639	354, 308

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