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. 2016 Apr 1;8(4):193. doi: 10.3390/nu8040193

Table 1.

TLC-fingerprint analysis of Gq and Tp extracts.

Neu-Reagent UV/365 nm
Band N° Rf Color Type of Phenol/Possible Flavonoid
Gq 1 0.03 Blue-white Flavonols, flavones, isoflavones, flavonones
2 0.05 Orange Flavonols glycosides
3 0.09 Yellow-green Favonols
4 0.14 Yellow-pale Flavonols, flavones, isoflavones, flavonones
5 0.18 Blue Phenolic acid
6 0.26 Blue Flavonoïd aglycones
7 0.32 Orange Flavonols, flavones, isoflavones, flavonones
8 0.36 Red Methylated flavones
9 0.42 Orange Not identified
10 0.50 Yellow Phenolic acid
11 0.55 Yellow-pale Phenolic acid
12 0.78 Blue fluorescent Phenolic acid
Tp 1′ 0.05 Blue-white fluorescent Phenolic acid
2′ 0.12 Yellow-green Not identified
3′ 0.19 Blue-white Phenolic acid, isoflavones, flavonones
4′ 0.26 Yellow-orange Flavonols
5′ 0.31 Yellow-green Flavonols, flavones, isoflavones, flavonones
6′ 0.36 Orange Flavonols-glycosides
7′ 0.44 Red Not identified
8′ 0.54 Blue-white Not identified
9′ 0.98 Blue-white fluorescent Phenolic acid

TLC-fingerprint analysis conditions: Eluent: ethyl acetate/ethanol/formic acid/water (100:11:11:26); Support: Merck TLC silica gel 60 F254 and Detection: under UV light in 365 nm after revelation with Neu-reagent (1%). Rf: Retention factor.