Chemistry Speed Dating In NYC - Ages 40 to 55. Saturday, Feb 23, 5pm. Anchor Bar. 327 West 57th Street, New York. Get Invited About event. CHEMISTRY DATING EVENT FOR AGES 40 to 55. A Chemistry Dating event is similar to a speed dating event but it's designed to make better connections that will lead to real long term relationships. In fact, Chemistry Dating events lead to 32% more long term.