Norbergenin is a chemical compound. It is the ''O''-demethylated derivative of

bergenin Bergenin, alias cuscutin, is trihydroxybenzoic acid glycoside. It is the C-glycoside of 4-O-methyl gallic acid. It possesses an O-demethylated derivative called norbergenin. These are chemical compounds and drugs of Ayurveda, commonly known as P ...

. It can be isolated from rhizomes of ''

Bergenia stracheyi ''Bergenia stracheyi'' is a plant species in the genus ''Bergenia'' found in the Western Himalayas, from 2700 to 4700 m, Afghanistan and Tajikistan Tajikistan (, ; tg, Тоҷикистон, Tojikiston; russian: Таджикистан, Ta ...

''.

References

Pyrogallols Lactones Oxygen heterocycles Heterocyclic compounds with 3 rings {{phenol-stub