中文名称:

苦木素

中文同义词:

苦木素;苦味素;QUASSIN (~90%);QUASSIN (>95%)

英文名称:

QUASSIN

英文同义词:

Picrasa-2,12-diene-1,11,16-trione, 2,12-dimethoxy-;QUASSINPOWDER;QUASSIN;11,16-trione,2,12-dimethoxy-picrasa-12-diene-1;(3aS,6aR,7aS,8S,11aS,11bS,11cS)-1,3a,4,5,6a,7,7a,8,11,11a,11b,11c-dodecahydro-2,10-dimethoxy-3,8,11a;(3As,6ar,7as,8S,11as,11bs,11cs)-1,3A,4,5,6A,7,7A,8,11,11A,11B,11C-dodecahydro-2,10-dimethoxy-3,8,11A,11C-tetramethyldibenzo(de,G)chromene-1,5,11-trione;2,12-Dimethoxypicrasa-2,12-diene-1,11,16-trione;Einecs 200-985-9

CAS号:

76-78-8

分子式:

C22H28O6

分子量:

388.45

EINECS号:

200-985-9

相关类别:

植物提取物;标准品;标准品 -中药标准品;二萜

Mol文件:

76-78-8.mol

熔点 

222°

比旋光度 

D20 +34.5° (c = 5.09 in CHCl3)

沸点 

586.3±50.0 °C(Predicted)

密度 

1.23±0.1 g/cm3(Predicted)

CAS 数据库

76-78-8

EPA化学物质信息

Picrasa-2,12-diene-1,11,16-trione, 2,12-dimethoxy- (76-78-8)

生物活性

Quassin (Nigakilactone D) 是一种从 Quassia amara 的茎皮提取物中提取的生物活性三萜。Quassin 抑制 P. falciparum，IC50 为 0.15 μM。Quassin 具有可逆的抗生育能力，抗雌激素和抗疟原虫活性。

靶点

IC50: 0.15 μM ( P. falciparum )

体外研究

Quassin (Compound 1; 5-25 ng/mL) inhibits both the basal and luteinizing hormone-stimulated testosterone secretion of rat Leydig cells in a dose-dependent fashion.

体内研究

Quassin (0.1-2.0 mg/kg; oral administration; daily; for 60 days; females albino rats) treatment shows a significant decrease in the weight of the ovary and uterus. And also shows a significant decrease in serum estrogen levels in quassin treated rats. The Quassin treated rats has a significantly decreased mean litter number and weight. Quassin does not adversely affect the weight of the kidney, heart, liver and the body of the rats. Animal Model: 35 females albino rats (150-170 g) Dosage: 0.1 mg/kg, 1.0 mg/kg and 2.0 mg/kg Administration: Oral administration; daily; for 60 days Result: There was a significant decrease in the weight of the ovary and uterus in all the groups relative to the control. There was also a significant decrease in serum estrogen levels in quassin treated rats.

Animal Model:

35 females albino rats (150-170 g)

Dosage:

0.1 mg/kg, 1.0 mg/kg and 2.0 mg/kg

Administration:

Oral administration; daily; for 60 days

Result:

There was a significant decrease in the weight of the ovary and uterus in all the groups relative to the control. There was also a significant decrease in serum estrogen levels in quassin treated rats.

用途 

Quassin is a naturally occurring extract from quassia trees and is used in traditional chinese medicine for it鈥檚 antiulcerogenic properties. Quassin have also been used as an additive in soft drinks.