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				| Estra-4,9-diene-3,17-dione  |  
				
				
				
				
				
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				| ЎГ99%  |  
				
				
				
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				| 5173-46-6  |  
				
				
				
				
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				| pharmaceuticial intermediates |  
				
				
				
				
				
				
				
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				Estra-4,9-diene-3,17-dione  Alias:19-Norandrosta-4,9-diene-3,17-dione  CAS NO.: 5173-46-6  Molecular Formula: C19H20O2  Molecular weight:280.36  Appearance: white or off white crystalline powder  Assay :ЎГ99%  Standard: Enterprise standard |  
				
				
				
					
						
							| Industrial field | 
							pharmaceutical | 
						 
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										| There are no existing companies to distribute selected chemical product |  
									
									 
									
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