1121-60-4 2-Formylpyridine 2-PYRIDINECARBOXYALDEHYDE 2-Picolinaldehyde 2-Picolinealdehyde 2-Pyridaldehyde 2-Pyridinecarboxaldehyde 2-Pyridylaldehyde 2-Pyridylcarboxaldehyde AI3-33230 EINECS 214-333-6 NSC 8951 Picolinal Picolinaldehyde (8CI) Picolinic aldehyde Pyridine-2-aldehyde Pyridine-2-carbaldehyde o-Nicotinaldehyde