pd-128,907 pd-128,907 pd-128,907 is a drug used in scientific research which acts as a potent and selective agonist for the dopamine d2 and d3 receptors. it is used for studying the role of these receptors in the brain, in roles such as inhibitory autoreceptors that act to limit further dopamine release, as well as release of other neurotransmitters. in animal studies, it has been shown to reduce toxicity from cocaine overdose. pd-128,907identifiers iupac name (4ar,10br)-3,4a,4,10b-tetrahydro-4-propyl-2h,5h-benzopyrano--1,4-oxazin-9-ol cas number123594-64-9 y 300576-59-4 (hydrochloride)pubchem cid5311346chemspider23180492 nchemblchembl94015 nchemical and physical dataformulac14h19no3molar mass249.310 g·mol−13d model (jsmol)interactive image smiles c23cc(o)ccc3occ1c2occn1ccc inchi inchi=1s/c14h19no3/c1-2-5-15-9-17-7-12-11-6-10(16)3-4-14(11)18-8-13(12)15/h3-4,6,12-13,16h,2,5,7-9h2,1h3/t12-,13-/m1/s1 nkey:zfsobpveiktnqs-chwsqxevsa-n n ny (what is this?) (verify)