1-(RS)-1-[4-Hydroxy-3-(Hydroxymethylphenyl]-2-[(4-phenylbutyl)aminoethanol (Salmeterol EP Impurity A Price Not Available 10mg 1-(RS)-1-[4-Hydroxy-3-(Hydroxymethylphenyl]-2-[(4-phenylbutyl)aminoethanol (Salmeterol EP Impurity A Supplier Page Catalog Number R015935 Molecular Formula C20H25NO4 CAS# 1798014-51-3 Purity ≥95% Inchi InChI=1S/C20H25NO4/c22-14-18-12-17(9-10-19(18)24)20(25-15-23)13-21-11-5-4-8-16-6-2-1-3-7-16/h1-3,6-7,9-10,12,15,20-22,24H,4-5,8,11,13-14H2 Inchi Key CKGYCBLUVZONRL-UHFFFAOYSA-N SMILES C1=CC=C(C=C1)CCCCNCC(C2=CC(=C(C=C2)O)CO)OC=O Size 10mg Supplier Page https://www.musechem.com/product/R015935.html