Gestodene EP Impurity A

High performance liquid chromatography​/ion-​trap mass spectrometry for separation and simultaneous determination of ethynylestradiol, gestodene, levonorgestrel, cyproterone acetate and desogestrel
By Matejicek, David; Kuban, Vlastimil
From Analytica Chimica Acta (2007), 588(2), 304-315

Simultaneous Determination of Gestodene and Ethinyl Estradiol in Contraceptive Formulations by RP-​HPLC
By Laban, Aleksandra; Markovic, Slavko; Stankov, Milena; Djurdjevic, Predrag
From Analytical Letters (2004), 37(2), 273-282
 

Determination of residual solvents in gestodene by head-​space gas chromatography
By Yu, Lining; Lan, Mengning; Li, Fang; Chen, Liangkang; Chen, Jianxing
From Shengzhi Yu Biyun (2012), 32(5), 345-348
 

Gestodene EP Impurity A is chemically 13-Ethyl-17-hydroxy-18,19-dinor-17α-pregna-4,6,15-trien-20-yn-3-one (as per EP). It is also known as Δ6-Gestodene. Gestodene EP Impurity A is supplied with detailed characterization data compliant with regulatory guideline. Gestodene EP Impurity A can be used for the analytical method development, method validation (AMV), Quality Controlled (QC) application for Abbreviated New Drug Application (ANDA) or during commercial production of Gestodene.

The product can be used as reference standards and further traceability against pharmacopeial standards (USP or EP) can be provided based on feasibility. SynZeal products are for analytical purpose only and not for human use.