Hesperetin
Title: Hesperetin
CAS Registry Number: 520-33-2
CAS Name: (2S)-2,3-Dihydro-5,7-dihydroxy-2-(3-hydroxy-4-methoxyphenyl)-4H-1-benzopyran-4-one
Additional Names: 3¢,5,7-trihydroxy-4¢-methoxyflavanone; cyanidanon 4¢-methyl ether 1626
Molecular Formula: C16H14O6
Molecular Weight: 302.28
Percent Composition: C 63.57%, H 4.67%, O 31.76%
Literature References: The aglucon of hesperidin. Prepd by hydrolysis of hesperidin or by synthesis: Shinoda, Kawagoye, C.A. 23, 2957 (1929); Seka, Prosche, Monatsh. Chem. 69, 284 (1936). Sepn of isomers: Arthur et al., J. Chem. Soc. 1956, 632. Structure and configuration: Arakawa, Nakazaki, Ann. 636, 111 (1960). See also Bioflavonoids.
Properties: (±)-Form, prisms from alc, mp 226-228°. Freely sol in alc, moderately in ether. Slightly sol in water, chloroform, benzene; sol in dil alkalies. Precipitated by carbonates.
Melting point: mp 226-228°

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