CARLSBAD, CALIF. — Zinola LP has purchased a 22,156-square-foot R&D building, which is located at 5816 Dryden Rd. in Carlsbad, for $3.4 million. Built in 1989 on 1.44 acres, the multi-tenant property is part of the Carlsbad Airport Center development. At the time of acquisition, the property was 100 percent leased to California Pegasus and Pelican Packaging. Brandon Keith of Commercial Realty Advisers represented the buyer; Paul Lafrenz, Shauna Fick, John Barksdale and Lars Eisenhauer of CB Richard Ellis represented the seller, California Pegasus LLC, in the transaction.