Active isomer of (±)-trans-ACPD (Cat. No. 0187). Agonist at both group I and II mGlu receptors (EC50 values are 5, 15, 42 and 60 μM at mGluR2, mGluR5, mGluR1 and mGluR6 respectively). NPEC-caged-(1S,3R)-ACPD also available (Cat. No. 3331). (±)-trans-ACPD (Cat. No. 0187) and cis-ACPD (Cat. No. 0186) also available.