http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
Metabolites of Marine Algae Collected from Karachi-coasts of Arabian Sea
Muhammad Shaiq Ali,Muhammad Jahangir,Muhammad Saleem,Muhammad Kashif Pervez,Shaista Hameed,Viqar Uddin Ahmad 한국생약학회 2000 Natural Product Sciences Vol.6 No.2
The ethanolic extracts of marine green, brown and red algae collected from Karachi coasts of Arabian Sea afforded a new enol-derivative of N-acylsphingosine named as coelarthenol (1) from Coelarthrum muelleri, two new glucose-derivatives named: botryenal (2) and botryenol (3) from Botryocladia leptopoda, α-tocopherol quinone (4) from Codium iyengarii, β-sitosterol and hexadecanoic acid from Stokeyia indica. The known constituents (4, β-sitosterol & hexadecanoic acid) have not been reported so far from their corresponding sources and the structures were determined through spectroscopic methods, whereas, the structures of new constituents (1-3) were elucidated with the aid of selective HMBC experiments. The phytotoxicity of 4 was also monitored.