7-(2-Hydroxyethyl)theophylline CAS NO.519-37-9

NAME Etophylline B.P. / E.P. [Oral/Sterile] CHEMICAL FORMULA C9H12N4O3 Molecular weight : 224.2 CAS NUMBER 519 - 37 - 9 USE DESCRIPTION A Wh…

NAME Etophylline B.P. / E.P. [Oral/Sterile] CHEMICAL FORMULA C9H12N4O3 Molecular weight : 224.2 CAS NUMBER 519 - 37 - 9 USE DESCRIPTION A White crystalline powder. CHEMICAL SPECIFICATION TESTS SPECIFICATIONS Identification Complies. Solubility soluble in water, slightly soluble in alcohol. Appearance of solution Complies. Acidity or alkalinity Complies. Related substances (TLC) Complies. Chlorides Not more than 400 ppm. Heavy Metals Not more than 20 ppm. Loss on drying Not more than 0.5 % Sulphated ash Not more than 0.1 % Water Not more than 1.5 % w/w. Assay Between 98.5 % and 101.0 % of C9H12N4O3 on dried basis. PACKAGING 25 Kgs Blue HDPE Drum. STORAGE Store in cool, dry place in well-closed containers.