. 2018 Oct 20;23(10):2706. doi: 10.3390/molecules23102706

Table 1.

Major phenolic compounds found in fresh, TP, and HPP orange juices and the corresponding MSⁿ fragmentation profile.

N.	Rt (min)	λ (nm)	Compound	[M − H]⁻ (m/z)	MSⁿ Product Ions (m/z)		Ref.
N.	Rt (min)	λ (nm)	Compound	[M − H]⁻ (m/z)	MS²	MS³	Ref.
1	13.40	235, 271, 333	Apigenin 6,8-di-C-glucoside	593	575, 503, 473, 383, 353, 323	[473]: 189, 293	[27,28]
2	20.84	234, 283, 329(sh ⁱ)	Naringenin 7-O-rutinoside	579	271	-	[29]
3	23.15	234, 283, 325(sh)	Hesperetin 7-O-rutinoside	609	301	283, 256	[29]

ⁱ (sh) is used to indicate a shoulder in the UV spectrum.