Зөвхөн бүртгэлтэй хэрэглэгчид л нийтлэл орчуулах боломжтой
Нэвтрэх / Бүртгүүлэх
OBJECTIVE
To study the chemical constituents from Piper wallichii.
METHODS
Three aristololatams were isolated and purified by chromatography with silica gel column and Sephadex LH-20 gel column, and the structures of the compounds were identified by spectral analysis.
RESULTS
Three aristololatams
Зөвхөн бүртгэлтэй хэрэглэгчид л нийтлэл орчуулах боломжтой
Нэвтрэх / Бүртгүүлэх
OBJECTIVE
To investigate the bioactive constituents in the stem of Piper wallichii.
METHODS
Compounds were separated by column chromatography of silica gel, ODS-A and Sephadex LH-20. Their structures were elucidated based on spectral analysis. DPPH scavenging activity and AchE inhibitory activity