. 2018 Oct 16;23(10):2660. doi: 10.3390/molecules23102660

Table 6.

The PMFs standards used in this study.

Contents	CAS No.	Molecular Formula	Monoisotopic Mass (g/mol)	Purity
Isosinensetin	17290-70-9	C₂₀H₂₀O₇	372.1209	>98.0%
Sinensetin	2306-27-6	C₂₀H₂₀O₇	372.1209	≥98.0%
5,7,3’,4’-Tetrathoxyflavone	855-97-0	C₁₉H₁₈O₆	342.1103	≥97.0%
5,6,7,4’-Tetrathoxyflavone	1168-42-9	C₁₉H₁₈O₆	342.1103	≥98.0%
Nobiletin	478-01-3	C₂₁H₂₂O₈	402.1315	≥95.0%
3,5,6,7,8,3’,4’-Hetamethoxyflavone	1178-24-1	C₂₂H₂₄O₉	432.1420	>98.0%
5,7,4’-Trimethoxyflavone	5631-70-9	C₁₈H₁₆O₅	312.0998	≥98.7%
5-Hydroxy-6,7,8,3’,4’-pentamethoxyflavone	2174-59-6	C₂₀H₂₀O₈	388.1158	≥98.0%
Tangeretin	481-53-8	C₂₀H₂₀O₇	372.1209	≥95.0%