Volatile Composition and Enantioselective Analysis of Chiral Terpenoids of Nine Fruit and Vegetable Fibres Resulting from Juice Industry By-Products

Table 3

Chiral markers, calculated LRI, and corresponding enantiomeric ratio for noncitrus fruit fibre.

Chiral marker	Configuration	LRI	Apple	Pear	Peach	Carrot
			α-Pinene	S	923				69.7
R	925					30.3
β-Pinene	R	946		47.5–51.9
	S	956		52.5–48.1
Limonene	S	1056	Traces		Traces
	R	1072	>99.9		>99.9
α-Terpineol	R	1296	39.5–46.6	40.6–41.3	35.3–42.0	25.2
	S	1309	60.5–63.4	59.4–58.7	64.3–58.0	74.8
α-Ionone	R	1414				12.6
	S	1424				87.4