Product (1S, 4R) -4- (2- amino-6-chloro -9H- purin-9-yl) -2-cyclopentene-1-methanol CAS No.: 136522-33-3 Structure formula: Specification: 98% Use: Abacavir sulfate Packing: According to the customers' requirements

　If API involve the patent, it can only used for research, but can be provide as commercially intermediates