Product Name: Estra-4,9-diene-3,17-dione

Chemical Name: 19-Norandrosta-4,9-diene-3,17-dione

Molecular Formula: C19H20O2

Molecular Weight: 280.36

Standard:USP

Appearance: White crystalline powder

CAS NO.: 5173-46-6

Assay: 99%

Usage: Pharmaceutical material, Steroid hormone, Anabolin. As a male hormone and anabolic hormones