Results 131 to 140 of about 2,153 (175)

Xanthones from Garcinia mangostana (Guttiferae)

Natural Product Research, 2006
Studies on the stem of Garcinia mangostana have led to the isolation of one new xanthone mangosharin (1) (2,6-dihydroxy-8-methoxy-5-(3-methylbut-2-enyl)-xanthone) and six other prenylated xanthones, alpha-mangostin (2), beta-mangostin (3), garcinone D (4), 1,6-dihydroxy-3,7-dimethoxy-2-(3-methylbut-2-enyl)-xanthone (5), mangostanol (6) and 5,9 ...
G C L, Ee, S, Daud, Y H, Taufiq-Yap, N H, Ismail, M, Rahmani   +4 more
openaire   +2 more sources

Two novel xanthones from Garcinia mangostana

Fitoterapia, 2000
The isolation of two novel xanthones isolated from the fruit hulls of Garcinia mangostana is reported. The structures were elucidated by means of spectroscopic analysis.
G, Gopalakrishnan, B, Balaganesan
openaire   +2 more sources

Two xanthones from Garcinia mangostana

Phytochemistry, 1988
Two new xanthones, 1,5,8-trihydroxy-3-methoxy-2[3-methyl-2-butenyl] xanthone and 1,6-dihydroxy-3-methoxy-2[3-methyl-2-butenyl] xanthone were isolated alongwith the known xanthone gartanin from the leaves of Garcinia mangostana and their structures elucidated by 1H NMR, IR and mass spectral studies.
Mehtab Parveen, Nizam Ud-din Khan
openaire   +1 more source

A xanthone from pericarps of Garcinia mangostana

Phytochemistry, 1995
A new xanthone with a geranyl group, mangostinone, was isolated from pericarps of Garcinia mangostana, in addition to seven known xanthones, α-, β- and γ-mangostins, gartanin, garcinone E, 1,5-dihydroxy-2-(3-methylbut-2-enyl)-3-methoxy- and 1,7-dihydroxy-2-(3-methylbut-2-enyl)-3-methoxyxanthone.
Fujio Asai, Hideki Tosa, Toshiyuki Tanaka, Munekazu Iinuma   +3 more
openaire   +1 more source

Bioactive Xanthones from Garcinia mangostana

2020
Garcinia mangostana Linn. (mangosteen) is a tropical plant, widely cultivated in Asia including Malaysia, Thailand, Indonesia and India. The pericarp of G. mangostana has been used traditionally to treat skin infections, wounds, dysentery, urinary disorders, cystitis and gonorrhoea.
Yong Sze Ong, Vikneswaran Murugaiyah, Bey Hing Goh, Kooi Yeong Khaw   +3 more
openaire   +1 more source

ฤทธิ์การต้านออกซิเดชันและคุณภาพของสารสกัดจากเปลือกของผลมังคุด Garcinia mangostana

ศึกษาฤทธิ์การต้านออกซิเดชันและคุณภาพของสารสกัดจากเปลือกของผลมังคุด ซึ่งรวมทั้งการสกัดสาร การทำให้บริสุทธิ์ และทดสอบฤทธิ์การต้านออกซิเดชันของสารสกัด ผลการศึกษาพบว่า การสกัดแบบต่อเนื่องด้วยเครื่อง Soxhlet ให้ประสิทธิภาพการสกัดสูง 19.68% (น้ำหนักสารสกัด ethanol ต่อน้ำหนักเปลือกมังคุดบดแห้ง) เมื่อเปรียบเทียบกับการสกัดด้วยวิธี maceration (12.70% น้ำหน ...
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Garcinia mangostana (mangosteen)

PlantwisePlus Knowledge Bank, 2022
openaire   +1 more source

LC-QTOF-MS Analysis of Xanthone Content in Different Parts of Garcinia mangostana and Its Influence on Cholinesterase Inhibition

Journal of Enzyme Inhibition and Medicinal Chemistry, 2020
Chun Wie Chong, Vikneswaran Murugaiyah, Kooi Yeong Khaw   +2 more
exaly  

Mangosteen (Garcinia mangostana Linn.)

2021
openaire   +1 more source

A xanthone from Garcinia mangostana

Phytochemistry, 1980
Ashis K. Sen, Kalyan K. Sarkar, Pronobesh C. Mazumder, Nilima Banerji, Raimo Uusvuori, Tapio A. Haset   +5 more
openaire   +1 more source