P Tuchinda, M Pohmakotr, V Reutrakul… - Planta …, 2001 - thieme-connect.com
Abstract Two new 2-substituted furans, 1-(2-furyl) pentacosa-16, 18-diyne and 23-(2-furyl) tricosa-5, 7-diynoic acid, have been isolated from stems of Polyalthia suberosa. The …
P Thinapong, O Rangsiman, P Tuchinda… - … Section C: Crystal …, 2000 - journals.iucr.org
A new azaanthracene alkaloid, namely 9, 10-dimethoxy-4-methyl-1, 2-dihydro-1- azaanthracen-2-one (kalasinamide), C16H15NO3, has been isolated from the stems of …