CAS No 520-26-3 , Hesperidin Search by region : India

Name: Hesperidin
Synonyms: Hesperetin 7-rhamnoglucoside; Hesperitin-7-rhamnoglucoside;Hesperidin; NSC44184; Glucopyranoside; Hesperetin-7-rutinoside;(S)-7-[[6-O-(6-Deoxy-alpha-L-mannopyranosyl)-beta-D-glucopyranosyl]oxy]-2,3-dihydro-5-hydroxy-2-(3-hydroxy-4-methoxyphenyl)-4H-1-benzopyran-4-one; 90%; Cirantin; hesperetin-7[6-O-(6-deoxy-.alpha.-L-mannopyranosyl)]-beta-D-; S)-(-)-Hesperidine; 7-[6-O- (6-deoxy-.alpha.-L-mannopyranosyl)]-.beta.-D-gluco pyranosid e); Hesperidine; Hesperidoside; 7-[[6-O-(6-deoxy-.alpha.-L-mannopyranosyl)-.be ta.-D-glucopyranosyl ]oxy]-2,3-dihydro-5-hydroxy-2-(3-hydroxy-4-methox yphenyl)-, (S)-, 4H-1-Benzopyran-4-one, 7-[[6-O- (6-deoxy-.alpha.-L-mannopyranosyl-.bet a.-D-glucopyranosyl] oxy]-2,3-dihydro-5-hydr; 5-hydroxy-2-(3-hydroxy-4-methoxy-phenyl)-7-[3,4,5-trihydroxy-6-[(3,4,5 -trihydroxy-6-methyl-oxan-2-yl)oxymethyl]oxan-2-yl]oxy-chroman-4-one; Hesperetin; (2S)-Hesperidin; Hesperetin 7-rutinoside; 4H-1-Benzopyran-4-one; Vitamin P; Usaf cf-3; (S)-7-[[6-O-(6-Deoxy-alpha-L-mannopyranosyl)-beta-D-glucopyranosyl]oxy]-2,3-dihydro-5-hydroxy-2-(3-hydroxy-4-methoxyphenyl)-4H-1-benzopyran-4-one;
CAS Registry Number:520-26-3
Melting Point: 258-262 ºC
Density: 1.65 g/cm³
Refractive index: 1.695
Alpha: -76 º (C=2,PYRIDINE)
Safety Statements: 22-24/25-36/37/39-27-26
Hazard Symbols: Xi: Irritant;
EINECS: 208-288-1
Molecular Weight: 610.57
InChI: InChI=1/C28H34O15/c1-10-21(32)23(34)25(36)27(40-10)39-9-19-22(33)24(35)26(37)28(43-19)41-12-6-14(30)20-15(31)8-17(42-18(20)7-12)11-3-4-16(38-2)13(29)5-11/h3-7,10,17,19,21-30,32-37H,8-9H2,1-2H3/t10-,17-,19+,21-,22+,23+,24-,25+,26+,27+,28+/m0/s1
Risk Statements: S22;S24/25
Molecular Formula: C28H34O15
Molecular Structure:

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References of Hesperidin

Title: Hesperidin
CAS Registry Number: 520-26-3
CAS Name: (2S)-7-[[6-O-(6-Deoxy-a-L-mannopyranosyl)-b-D-glucopyranosyl]oxy]-2,3-dihydro-5-hydroxy-2-(3-hydroxy-4-methoxyphenyl)-4H-1-benzopyran-4-one
Synonyms: hesperetin 7-rhamnoglucoside; cirantin; hesperetin-7-rutinoside
Molecular Formula: C28H34O15
Molecular Weight: 610.56
Percent Composition: C 55.08%, H 5.61%, O 39.31%
Literature References: Predominant flavonoid in lemons and sweet oranges (Citrus sinensis). Extraction procedures: Higby, J. Am. Pharm. Assoc. Sci. Ed. 30, 629 (1941); US 2421061 (1947); Baier, US 2442110 (1948 to Calif. Fruit Growers Exchange). Structure: King, Robertson, J. Chem. Soc. 1931, 1704; Arthur et al., ibid. 1956, 632; Horowitz, Gentili, Tetrahedron 19, 773 (1963). Synthesis: Zemplen, Bognar, Ber. 75, 1043 (1943); 76, 773 (1943). Identity with cirantin: Manwaring et al., Phytochemistry 7, 1881 (1968). See also Bioflavonoids, Rutinose.
Properties: Fine, dendritic needles by precipitation at pH 6-7, mp 258-262° (softens at 250°). [a]D20 -76° (c = 2 in pyridine). One gram dissolves in 50 l water. Sol in formamide, DMF at 60°. Slightly sol in methanol, hot glacial acetic acid. Almost insol in acetone, benzene, chloroform. Freely sol in dil alkalies, pyridine.
Melting point: mp 258-262° (softens at 250°)
Optical Rotation: [a]D20 -76° (c = 2 in pyridine)