Characterization of Jamaican Delonix regia and Cassia fistula Seed Extracts

Table 5

¹³C Nuclear magnetic resonance spectroscopy data of seed lipid extracts.

Carbon	Assignment	D. regia; δ (ppm)	C. fistula; δ (ppm)
α-CH3	Acyl chains	13.88	13.85
β-CH3	Acyl chains	22.54	22.70
C3	Acyl chains	24.78	24.72, 24.88
C11	Diallylic	25.58	25.64
C8–11 (oleyl)	Allylic	27.12	26.62
C8–14 (linoleyl)	Allylic	27.12	27.21; 27.42, 27.75
	Acyl chains	29.01–29.56	29.06–29.71
C16	Linoleyl	31.42	31.53, 31.79, 31.93
α-C2	Acyl chains	33.83	33.84
β-C2	Acyl chains	33.97	34.06, 34.20, 37.31
α-CH2O	Glycerol moiety	62.06	62.11
α-CH2O	Glycerol moiety	64.98	65.06
β-CH2O	Glycerol moiety	69.01	68.89
C12	Linoleyl	127.87	127.90
C13	Linoleyl	128.05	128.08
C9	Oleyl	129.61	129.72
C10	Oleyl	129.91	130.02
C10	Linoleyl	130.11	130.23, 132.76
α-C1	Glycerol moiety	172.65	172.88
β-C1	Glycerol moiety	173.09	173.33
C1	Free fatty acid	178.20	178.45
C1	Free fatty acid	178.36