(R)-N-((3,4-Dihydro-2H-1-benzopyran-2-yl)methyl)-N'-(1,4,5,6-tetrahydro-2-pyrimidinyl)-1,3-propanediamine dihydrochloride 1,3-Propanediamine, N-((3,4-dihydro-2H-1-benzopyran-2-yl)methyl)-N'-(1,4,5,6-tetrahydro-2-pyrimidinyl)-, dihydrochloride, (R)- 155428-00-5 Alniditan Alniditan dihydrochloride Alniditan dihydrochloride [USAN] Alniditan hydrochloride N-(3,4-Dihydro-2H-1-benzopyran-2-yl methyl)-N'-(1,4,5,6-tetrahydro-2-pyrimidinyl)-1,3-propanediamine dihydrochloride R 091274 R 91274 R-091274 R091274