Organic Fine Chemicals and APIs; Inorganic chemicals;OLED mateials, Flame Retardants; Rubber and Plastic Auxiliary; Paint, Ink , Coating and Adhesive Chemicals; Food and Feed Additives; Cosmetic and Detergent; Oil&Gas Drilling; Water Treatment; Textile Materials and Auxiliaries; Metals and Mining Chemicals; Construction Chemicals...
Henan Sinotech Import&Export Corporation
Country: China (Mainland)
Business Type: Other
5H-Cyclopenta[2,1-b:3,4-b']dipyridin-5-oneCAS NO.: 50890-67-0
5H-Pyrido[3',2':4,5]cyclopenta[1,2-b]pyridin-5-oneCAS NO.: 50890-67-0
4,5-Diaza-9H-fluoren-9-one CAS:50890-67-0CAS NO.: 50890-67-0