- Contact Person : Ms. Yan Li
- Company Name : Suzhou Lixin Pharmaceutical Co., Ltd.
- Tel : 86-512-88169812
- Fax : 86-512-88169811
- Address : Jiangsu,suzhou,No.21,tangxi road,suzhou new district, jiangsu, china
- Country/Region : China
- Zip : 215151
Pemetrexed disodium
Pemetrexed Disodium CAS 150399-23-8
Molecular Formula: C20H19N5Na2O6
Molecular Weight: 471.37
........................................................................CAS Registry Number: 357166-30-4Character: white or white crystalline powder; odorless,tasteless, easily absorb water;
Solubility: freely soluble In Water,practically insoluble In chloroform, slightly soluable in Methanol;
Specific Rotation:+10°~16°;
Identification: (1)flame reaction with sodium salt;(2)The reaction time in the chromatogram of the assay preparation coorresponds to that in the chromatogram of the standard preparation, as obtained in the assay;(3)IR: should conform to the standard;PH: 6.5-8.0;Clear and color of solution:should conform to standard;
Related substances:Individual impurity: <0.5%;tatal impurity: <1.0%; Ethanol, Methylene Chloride, ethyl acetate, N,N-dimethylformamide dimethyl acetal: Ethanol < 0.5%, Methylene Chloride<0.06%, ethyl acetate< 0.5%,N,N-dimethylformamide dimethyl acetal< 0.088%;
Assay:not less than 98.5%(on andydrous basid).............................................................................................................................
Pemetrexed disodium