染料木素|446-72-0|金雀异黄酮
一、染料木素基本简介
中文名称:染料木素
英文名称:Genistein
中文别名:染料木素;染料木黄酮;金雀异黄素;金雀异黄酮
化学名称:4’,5,7-三羟基异黄酮;5,7-二羟基-3-(4-羟苯基)-4H-1-苯并吡喃-4-酮
英文别名:5,7-dihydroxy-3-(4-hydroxyphenyl)-4h-1-benzopyran-4-on
CAS号:446-72-0
分子式:C15H10O5
分子量:270.24
EINECS号:207-174-9
植物来源:染料木素主要存在于豆科之中,如槐角、山豆根中含量较大。
理化性质:淡黄色精细粉末,熔点297-298℃(略微分解),溶于DMSO和乙醇等常用有机溶剂,几乎不溶于水,溶于稀碱显黄色,在水中的溶解度为8.7微克/毫升,改变溶液pH对染料木素没有明显影响
产品规格:染料木素98%(HPLC)
主要用途:用于抗肿瘤、YJ、降血脂、雌激素样作用
包装贮藏:25kg纸板桶,存放在密闭的容器中,远离潮湿,光线,氧气。
二、染料木素98%质量标准
The Enterprise standard of Genistein98% is as follows:
Physical & Chemical Data:
Color:light-yellow
Odour:Characteristic
Appearance:Fine Powder
Analytical Quality:
Identification:Identical to R.S. sample
Genistein:≥98.0%
Sieve analysis: through 80 mesh
Water:≤1.0%
Total Ash:≤1.0%
Contaminants:
Lead (Pb):≤3ppm
Arsenic (As):≤2ppm
Cadmium (Cd):≤1ppm
Mercury (Hg):≤0.1ppm
Solvents Residue:Meet Eur.Ph.7.0
Pesticides Residue:Meet USP Requirements
Microbiological:
Total Plate Count:≤1000cfu/g
Yeast & Mold:≤100cfu/g
E.Coli.:Negative
Salmonella:Negative
Packing & Storage:Packed in paper-drums and two plastic-bags inside.Store in a well-closed container Away from moisture,light,oxygen.
Shelf life:36 months under the conditions above and in its original packaging.