1,3-Diamino-2-hydroxypropane 1,3-Diamino-2-propanol 1,3-Diaminopropan-2-ol 120687-58-3 13552-30-2 2-Hydroxy-1,3-diaminopropane 2-Hydroxy-1,3-propanediamine 2-PROPANOL, 1,3-DIAMINO- 616-29-5 98923-22-9 AI3-15325 Diaminoisopropanol EINECS 210-474-2 NSC 6070