Chemical Name: Levonorgestrel Impurity J (6-Keto Levonorgestrel) | |
Structure: |
CAS: 1175109-63-3 ID: Supplier: BOC Sciences |
Chemical Name: 6-Oxo D-(-)-norgestrel | |
Structure: |
CAS: 1175109-63-3 ID: 98059579 Supplier: Alfa Chemistry |