Engeletin

Synonyms

4H-1-Benzopyran-4-one, 3-[(6-deoxy-α-L-mannopyranosyl)oxy]-2,3-dihydro-5,7-dihydroxy-2-(4-hydroxyphenyl)-, (2R,3R)-; 4H-1-Benzopyran-4-one, 3-[(6-deoxy-α-L-mannopyranosyl)oxy]-2,3-dihydro-5,7-dihydroxy-2-(4-hydroxyphenyl)-, (2R-trans)-; Engelitin (6CI,7CI,8CI); (+)-(2R,3R)-Dihydrokaempferol 3-O-α-L-rhamnoside; (2R,3R)-3-[(6-Deoxy-α-L-mannopyranosyl)oxy]-2,3-dihydro-5,7-dihydroxy-2-(4-hydroxyphenyl)-4H-1-benzopyran-4-one; (2R,3R)-Engelitin; Dihydrokaempferol 3-O-α-L-rhamnopyranoside; Dihydrokaempferol 3-rhamnoside; Engeletin

Hazard Statement

Causes skin irritation.

Smiles

C[C@@H]1O[C@@H](O[C@@H]2[C@H](Oc3cc(O)cc(O)c3C2=O)c4ccc(O)cc4)[C@H](O)[C@H](O)[C@H]1O

Molecular Formula

C21 H22 O10

Molecular Weight

434.39

InChI

InChI=1S/C21H22O10/c1-8-15(25)17(27)18(28)21(29-8)31-20-16(26)14-12(24)6-11(23)7-13(14)30-19(20)9-2-4-10(22)5-3-9/h2-8,15,17-25,27-28H,1H3/t8-,15-,17+,18+,19+,20-,21-/m0/s1

Additionnal Information

IUPAC name: (2R,3R)-5,7-dihydroxy-2-(4-hydroxyphenyl)-3-[(2S,3R,4R,5R,6S)-3,4,5-trihydroxy-6-methyloxan-2-yl]oxy-2,3-dihydrochromen-4-one

Shipping Conditions

Room Temperature

Storage Conditions

-20°C

CAS Number

572-31-6

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