a-Amino-B-methylaminopropionic Acid is an amino acid isolated from the seeds of Cycas Circinalis that is neurotoxic to higher animals. a-Amino-B-methylaminopropionic Acid may cause Guam disease, a form of amyotrophic lateral sclerosis (ALS). a-Amino-B-methylaminopropionic Acid is reported to be an agonist at the metabotropic glutamate receptor.Form:White SolidMelting Point:174-176°C (dec.)Solubility:Water