4-Bromo-9,9-dimethyl-9H-fluorene CAS 942615-32-9 CNMR

4-Bromo-9,9-dimethyl-9H-fluorene CAS 942615-32-9 CNMR

4-Bromo-9,9-dimethyl-9H-fluorene CAS 942615-32-9 CNMR