• 2,2-dichloroacetonitrile CAS 3018-12-02021-12-16
• 2,2,2-trifluoroethanol CAS:75-89-82021-12-16
• 2,2,2-Trifluoroethyl p-toluenesulfonate CAS 433-06-72021-12-16
• 2,2-Dimethylthiazolidine CAS 19351-18-92021-12-16