2,2′-(1-chlorophthalazine-6,7-diyl)bis(oxy)diethanol

2,2-(4-Chloroquinazoline-6,7- diyl)bis(oxy)di ethanol product with CAS: NA is also known as 2,2′-(1-Chlorophthalazine-6,7- diyl)bis(oxy)diethanol. This product can be used as a working standard or secondary reference standard. Additional internal validation as per respective FDA regulations/guidelines may require. 2,2-(4-Chloroquinazoline-6,7- diyl)bis(oxy)di ethanol is generally used for Quality Control (QC), Quality Assurance (QA) during commercial production of Erlotinib and its related formulations. Moreover, 2,2′-(1-Chlorophthalazine-6,7- diyl)bis(oxy)diethanol is also used in the process of Abbreviated New Drug Application (ANDA) filing to FDA and toxicity study of respective drug formulation.