J Asian Nat Prod Res. 2001 ; 3(1): 43-8.

Androechin, a new chalcone glucoside from Andrographis echioides.

Jayaprakasam B, Gunasekar D, Rao KV, Blond A, Bodo B.

Department of Chemistry, Sri Venkateswara University, Tirupati, India.

A new chalcone glucoside, androechin, and a known flavone glucoside, echioidinin 5-O-glucoside, were isolated from the whole plant of Andrographis echioides. Androechin was characterized as 2,2',6'-trihydroxy-4'-methoxychalcone 2'-O-beta-D-glucopyranoside by spectral and chemical studies.