Diep Thi Lan Phuong, Nguyen Van Phuong, Nguyen Le Tuan, Nguyen Thanh Cong, Nguyen Thu Hang, Le Nguyen Thanh, Vu Thi Hue, Nguyen Quoc Vuong, Nguyen Thi Thu Ha, Milena Popova, Boryana Trusheva, Vassya Bankova
The chemical investigation of Homotrigona apicalis propolis collected in Binh Dinh province, Vietnam, led to the isolation of nine compounds, including four sesquiterpenes: spathulenol ( 1 ), 1 α H,5 β H-aromandendrane-4 β ,10 α -diol ( 2 ), 1 β ,6 α -dihydroxy-4(15)-eudesmene ( 3 ), and 1 β H,5 β H-aromandendrane-4 α ,10 β -diol ( 4 ); three triterpenes: acetyl oleanolic acid ( 5 ), 3 α -hydroxytirucalla-8,24-dien-21-oic acid ( 6 ), and ursolic acid ( 7 ); and two xanthones: cochinchinone A ( 8 ) and α -mangostin ( 9 )...
August 3, 2023: Life